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authorFilipe Cabecinhas <me@filcab.net>2015-06-15 20:43:42 +0000
committerFilipe Cabecinhas <me@filcab.net>2015-06-15 20:43:42 +0000
commit91244924cb119318bc8f54b06b07000c8d99cc3e (patch)
treeec2af97aff4d26a381fc89feca8ef3d00c9a3b0c
parent735c47ec3e9a5d64343e764b72c4e35f171b06bb (diff)
downloadbcm5719-llvm-91244924cb119318bc8f54b06b07000c8d99cc3e.tar.gz
bcm5719-llvm-91244924cb119318bc8f54b06b07000c8d99cc3e.zip
[ASan] Test churn for setting ASAN_OPTIONS=symbolize_vs_style=false
Summary: This commit adds symbolize_vs_style=false to every instance of ASAN_OPTIONS in the asan tests and sets ASAN_OPTIONS=symbolize_vs_style=false in lit, for tests which don't set it. This way we don't need to make the tests be able to deal with both symbolize styles. This is the first patch in the series. I will eventually submit for the other sanitizers too. We need this change (or another way to deal with the different outputs) in order to be able to default to symbolize_vs_style=true on some platforms. Adding to this change, I'm also adding "env " before any command line which sets environment variables. That way the test works on other host shells, like we have if the host is running Windows. Reviewers: samsonov, kcc, rnk Subscribers: tberghammer, llvm-commits Differential Revision: http://reviews.llvm.org/D10294 llvm-svn: 239754
-rw-r--r--compiler-rt/test/asan/TestCases/Android/coverage-android.cc12
-rw-r--r--compiler-rt/test/asan/TestCases/Darwin/atos-symbolizer.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/Darwin/dladdr-demangling.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Darwin/dyld_insert_libraries_reexec.cc6
-rw-r--r--compiler-rt/test/asan/TestCases/Darwin/reexec-insert-libraries-env.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Darwin/sandbox-symbolizer.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/Darwin/suppressions-darwin.cc8
-rw-r--r--compiler-rt/test/asan/TestCases/Darwin/suppressions-sandbox.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Darwin/unset-insert-libraries-on-exec.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/asan_prelink_test.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/asan_preload_test-1.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/asan_preload_test-2.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/asan_rt_confict_test-1.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/coverage-missing.cc14
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/init-order-dlopen.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/initialization-bug-any-order.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/kernel-area.cc6
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/leak.cc6
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/malloc-in-qsort.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/malloc_delete_mismatch.cc8
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/nohugepage_test.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/odr-violation.cc18
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/overflow-in-qsort.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/quarantine_size_mb.cc10
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/sized_delete_test.cc12
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/stack-overflow-sigbus.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/stack-trace-dlclose.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/static_tls.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Linux/stress_dtls.c6
-rw-r--r--compiler-rt/test/asan/TestCases/Posix/allow_user_segv.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/Posix/asan-symbolize-sanity-test.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Posix/coverage-direct-activation.cc6
-rw-r--r--compiler-rt/test/asan/TestCases/Posix/coverage-direct-large.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/Posix/coverage-direct.cc12
-rw-r--r--compiler-rt/test/asan/TestCases/Posix/coverage-fork-direct.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Posix/coverage-fork.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Posix/coverage-module-unloaded.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Posix/coverage-sandboxing.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Posix/coverage.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Posix/ioctl.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/Posix/large_allocator_unpoisons_on_free.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Posix/log_path_fork_test.cc.disabled2
-rw-r--r--compiler-rt/test/asan/TestCases/Posix/new_array_cookie_test.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/Posix/new_array_cookie_uaf_test.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/Posix/start-deactivated.cc10
-rw-r--r--compiler-rt/test/asan/TestCases/Posix/tsd_dtor_leak.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Windows/coverage-basic.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Windows/dll_report_globals_symbolization_at_startup.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Windows/dll_stack_use_after_return.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Windows/report_globals_reload_dll.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Windows/report_globals_vs_freelibrary.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/Windows/stack_use_after_return.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/allocator_returns_null.cc20
-rw-r--r--compiler-rt/test/asan/TestCases/asan_and_llvm_coverage_test.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/asan_options-help.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/atexit_stats.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/atoi_strict.c12
-rw-r--r--compiler-rt/test/asan/TestCases/atol_strict.c12
-rw-r--r--compiler-rt/test/asan/TestCases/atoll_strict.c12
-rw-r--r--compiler-rt/test/asan/TestCases/closed-fds.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/contiguous_container_crash.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/coverage-and-lsan.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/coverage-caller-callee-total-count.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/coverage-caller-callee.cc12
-rw-r--r--compiler-rt/test/asan/TestCases/coverage-disabled.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/coverage-levels.cc16
-rw-r--r--compiler-rt/test/asan/TestCases/coverage-maybe-open-file.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/coverage-order-pcs.cc8
-rw-r--r--compiler-rt/test/asan/TestCases/coverage-reset.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/coverage-tracing.cc16
-rw-r--r--compiler-rt/test/asan/TestCases/debug_mapping.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/debug_ppc64_mapping.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/deep_call_stack.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/deep_stack_uaf.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/double-free.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/dump_instruction_bytes.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/gc-test.cc8
-rw-r--r--compiler-rt/test/asan/TestCases/heap-overflow.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/heavy_uar_test.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/init-order-atexit.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/init-order-pthread-create.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/initialization-blacklist.cc6
-rw-r--r--compiler-rt/test/asan/TestCases/initialization-bug.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/initialization-constexpr.cc8
-rw-r--r--compiler-rt/test/asan/TestCases/initialization-nobug.cc8
-rw-r--r--compiler-rt/test/asan/TestCases/invalid-free.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/log-path_test.cc8
-rw-r--r--compiler-rt/test/asan/TestCases/malloc_context_size.cc10
-rw-r--r--compiler-rt/test/asan/TestCases/malloc_fill.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/max_redzone.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/memcmp_strict_test.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/mmap_limit_mb.cc8
-rw-r--r--compiler-rt/test/asan/TestCases/poison_partial.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/print_summary.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/printf-1.c4
-rw-r--r--compiler-rt/test/asan/TestCases/printf-2.c6
-rw-r--r--compiler-rt/test/asan/TestCases/printf-3.c4
-rw-r--r--compiler-rt/test/asan/TestCases/printf-4.c4
-rw-r--r--compiler-rt/test/asan/TestCases/printf-5.c6
-rw-r--r--compiler-rt/test/asan/TestCases/stack-overflow.cc24
-rw-r--r--compiler-rt/test/asan/TestCases/stack-use-after-return.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/strcasestr-1.c4
-rw-r--r--compiler-rt/test/asan/TestCases/strcasestr-2.c4
-rw-r--r--compiler-rt/test/asan/TestCases/strcasestr_strict.c4
-rw-r--r--compiler-rt/test/asan/TestCases/strcat_strict.c8
-rw-r--r--compiler-rt/test/asan/TestCases/strchr_strict.c4
-rw-r--r--compiler-rt/test/asan/TestCases/strcmp_strict.c4
-rw-r--r--compiler-rt/test/asan/TestCases/strcspn-1.c2
-rw-r--r--compiler-rt/test/asan/TestCases/strcspn-2.c2
-rw-r--r--compiler-rt/test/asan/TestCases/strcspn_strict.c4
-rw-r--r--compiler-rt/test/asan/TestCases/strip_path_prefix.c2
-rw-r--r--compiler-rt/test/asan/TestCases/strncat_strict.c8
-rw-r--r--compiler-rt/test/asan/TestCases/strpbrk-1.c2
-rw-r--r--compiler-rt/test/asan/TestCases/strpbrk-2.c2
-rw-r--r--compiler-rt/test/asan/TestCases/strpbrk_strict.c4
-rw-r--r--compiler-rt/test/asan/TestCases/strspn-1.c2
-rw-r--r--compiler-rt/test/asan/TestCases/strspn-2.c2
-rw-r--r--compiler-rt/test/asan/TestCases/strspn_strict.c4
-rw-r--r--compiler-rt/test/asan/TestCases/strstr-1.c2
-rw-r--r--compiler-rt/test/asan/TestCases/strstr-2.c2
-rw-r--r--compiler-rt/test/asan/TestCases/strstr_strict.c4
-rw-r--r--compiler-rt/test/asan/TestCases/strtol_strict.c28
-rw-r--r--compiler-rt/test/asan/TestCases/strtoll_strict.c28
-rw-r--r--compiler-rt/test/asan/TestCases/suppressions-exec-relative-location.cc6
-rw-r--r--compiler-rt/test/asan/TestCases/suppressions-function.cc4
-rw-r--r--compiler-rt/test/asan/TestCases/suppressions-interceptor.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/suppressions-library.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/uar_and_exceptions.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/use-after-poison.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/use-after-scope.cc2
-rw-r--r--compiler-rt/test/asan/TestCases/verbose-log-path_test.cc2
-rw-r--r--compiler-rt/test/asan/lit.cfg3
132 files changed, 339 insertions, 336 deletions
diff --git a/compiler-rt/test/asan/TestCases/Android/coverage-android.cc b/compiler-rt/test/asan/TestCases/Android/coverage-android.cc
index 8c609636eac..5f263160559 100644
--- a/compiler-rt/test/asan/TestCases/Android/coverage-android.cc
+++ b/compiler-rt/test/asan/TestCases/Android/coverage-android.cc
@@ -9,7 +9,7 @@
// RUN: adb shell mkdir -p %device/coverage-android/direct
// RUN: mkdir -p %T/coverage-android/direct
-// RUN: ASAN_OPTIONS=coverage=1:coverage_direct=1:coverage_dir=%device/coverage-android/direct:verbosity=1 %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_direct=1:coverage_dir=%device/coverage-android/direct:verbosity=1 %run %t
// RUN: adb pull %device/coverage-android/direct %T/coverage-android/direct
// RUN: ls; pwd
// RUN: cd %T/coverage-android/direct
@@ -26,7 +26,7 @@
// RUN: adb shell mkdir -p %device/coverage-android-kill/direct
// RUN: mkdir -p %T/coverage-android-kill/direct
-// RUN: ASAN_OPTIONS=coverage=1:coverage_direct=1:coverage_dir=%device/coverage-android-kill/direct:verbosity=1 not %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_direct=1:coverage_dir=%device/coverage-android-kill/direct:verbosity=1 not %run %t
// RUN: adb pull %device/coverage-android-kill/direct %T/coverage-android-kill/direct
// RUN: ls; pwd
// RUN: cd %T/coverage-android-kill/direct
@@ -43,7 +43,7 @@
// RUN: adb shell mkdir -p %device/coverage-android/direct
// RUN: mkdir -p %T/coverage-android/direct
-// RUN: ASAN_OPTIONS=coverage=1:coverage_direct=1:coverage_dir=%device/coverage-android/direct:verbosity=1 %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_direct=1:coverage_dir=%device/coverage-android/direct:verbosity=1 %run %t
// RUN: adb pull %device/coverage-android/direct %T/coverage-android/direct
// RUN: ls; pwd
// RUN: cd %T/coverage-android/direct
@@ -60,7 +60,7 @@
// RUN: adb shell mkdir -p %device/coverage-android-kill/direct
// RUN: mkdir -p %T/coverage-android-kill/direct
-// RUN: ASAN_OPTIONS=coverage=1:coverage_direct=1:coverage_dir=%device/coverage-android-kill/direct:verbosity=1 not %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_direct=1:coverage_dir=%device/coverage-android-kill/direct:verbosity=1 not %run %t
// RUN: adb pull %device/coverage-android-kill/direct %T/coverage-android-kill/direct
// RUN: ls; pwd
// RUN: cd %T/coverage-android-kill/direct
@@ -77,7 +77,7 @@
// RUN: adb shell mkdir -p %device/coverage-android/direct
// RUN: mkdir -p %T/coverage-android/direct
-// RUN: ASAN_OPTIONS=coverage=1:coverage_direct=1:coverage_dir=%device/coverage-android/direct:verbosity=1 %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_direct=1:coverage_dir=%device/coverage-android/direct:verbosity=1 %run %t
// RUN: adb pull %device/coverage-android/direct %T/coverage-android/direct
// RUN: ls; pwd
// RUN: cd %T/coverage-android/direct
@@ -94,7 +94,7 @@
// RUN: adb shell mkdir -p %device/coverage-android-kill/direct
// RUN: mkdir -p %T/coverage-android-kill/direct
-// RUN: ASAN_OPTIONS=coverage=1:coverage_direct=1:coverage_dir=%device/coverage-android-kill/direct:verbosity=1 not %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_direct=1:coverage_dir=%device/coverage-android-kill/direct:verbosity=1 not %run %t
// RUN: adb pull %device/coverage-android-kill/direct %T/coverage-android-kill/direct
// RUN: ls; pwd
// RUN: cd %T/coverage-android-kill/direct
diff --git a/compiler-rt/test/asan/TestCases/Darwin/atos-symbolizer.cc b/compiler-rt/test/asan/TestCases/Darwin/atos-symbolizer.cc
index a4df3a2e550..8da84223805 100644
--- a/compiler-rt/test/asan/TestCases/Darwin/atos-symbolizer.cc
+++ b/compiler-rt/test/asan/TestCases/Darwin/atos-symbolizer.cc
@@ -1,10 +1,10 @@
// Check that the `atos` symbolizer works.
// RUN: %clangxx_asan -O0 %s -o %t
-// RUN: ASAN_OPTIONS=verbosity=2 ASAN_SYMBOLIZER_PATH=$(which atos) not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:verbosity=2 ASAN_SYMBOLIZER_PATH=$(which atos) not %run %t 2>&1 | FileCheck %s
// Check that when having a DYLD_ROOT_PATH set, the symbolizer still works.
-// RUN: DYLD_ROOT_PATH="/" ASAN_OPTIONS=verbosity=2 ASAN_SYMBOLIZER_PATH=$(which atos) \
+// RUN: env DYLD_ROOT_PATH="/" ASAN_OPTIONS=$ASAN_OPTIONS:verbosity=2 ASAN_SYMBOLIZER_PATH=$(which atos) \
// RUN: not %run %t 2>&1 | FileCheck %s
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/Darwin/dladdr-demangling.cc b/compiler-rt/test/asan/TestCases/Darwin/dladdr-demangling.cc
index 494007f515a..3d36c4f9635 100644
--- a/compiler-rt/test/asan/TestCases/Darwin/dladdr-demangling.cc
+++ b/compiler-rt/test/asan/TestCases/Darwin/dladdr-demangling.cc
@@ -3,7 +3,7 @@
// RUN: %clangxx_asan -O0 %s -o %t
// RUN: not %run %t 2>&1 | FileCheck %s
-// RUN: ASAN_OPTIONS=verbosity=2 not %run sandbox-exec -p '(version 1)(allow default)(deny process-fork)' %t 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-DLADDR
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:verbosity=2 not %run sandbox-exec -p '(version 1)(allow default)(deny process-fork)' %t 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-DLADDR
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/Darwin/dyld_insert_libraries_reexec.cc b/compiler-rt/test/asan/TestCases/Darwin/dyld_insert_libraries_reexec.cc
index 0bd4170a353..9210bafda8d 100644
--- a/compiler-rt/test/asan/TestCases/Darwin/dyld_insert_libraries_reexec.cc
+++ b/compiler-rt/test/asan/TestCases/Darwin/dyld_insert_libraries_reexec.cc
@@ -7,10 +7,10 @@
// RUN: | sed -e 's/.*"\(.*libclang_rt.asan_osx_dynamic.dylib\)".*/\1/'` \
// RUN: %T/dyld_insert_libraries_reexec/libclang_rt.asan_osx_dynamic.dylib
// RUN: %clangxx_asan %s -o %T/dyld_insert_libraries_reexec/a.out
-// RUN: DYLD_INSERT_LIBRARIES=@executable_path/libclang_rt.asan_osx_dynamic.dylib \
-// RUN: ASAN_OPTIONS=verbosity=1 %run %T/dyld_insert_libraries_reexec/a.out 2>&1 \
+// RUN: env DYLD_INSERT_LIBRARIES=@executable_path/libclang_rt.asan_osx_dynamic.dylib \
+// RUN: ASAN_OPTIONS=$ASAN_OPTIONS:verbosity=1 %run %T/dyld_insert_libraries_reexec/a.out 2>&1 \
// RUN: | FileCheck %s
-// RUN: ASAN_OPTIONS=verbosity=1 %run %T/dyld_insert_libraries_reexec/a.out 2>&1 \
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:verbosity=1 %run %T/dyld_insert_libraries_reexec/a.out 2>&1 \
// RUN: | FileCheck --check-prefix=CHECK-NOINSERT %s
#include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/Darwin/reexec-insert-libraries-env.cc b/compiler-rt/test/asan/TestCases/Darwin/reexec-insert-libraries-env.cc
index 59ddd634b40..aa4d92b00a0 100644
--- a/compiler-rt/test/asan/TestCases/Darwin/reexec-insert-libraries-env.cc
+++ b/compiler-rt/test/asan/TestCases/Darwin/reexec-insert-libraries-env.cc
@@ -7,7 +7,7 @@
// RUN: -dynamiclib -o darwin-dummy-shared-lib-so.dylib
// FIXME: the following command line may hang in the case of a regression.
-// RUN: DYLD_INSERT_LIBRARIES=darwin-dummy-shared-lib-so.dylib \
+// RUN: env DYLD_INSERT_LIBRARIES=darwin-dummy-shared-lib-so.dylib \
// RUN: %run %t 2>&1 | FileCheck %s || exit 1
#if !defined(SHARED_LIB)
diff --git a/compiler-rt/test/asan/TestCases/Darwin/sandbox-symbolizer.cc b/compiler-rt/test/asan/TestCases/Darwin/sandbox-symbolizer.cc
index 4313371874e..4310f9c599e 100644
--- a/compiler-rt/test/asan/TestCases/Darwin/sandbox-symbolizer.cc
+++ b/compiler-rt/test/asan/TestCases/Darwin/sandbox-symbolizer.cc
@@ -6,11 +6,11 @@
// RUN: %clangxx_asan -O0 %s -o %t
// RUN: not %run sandbox-exec -p '(version 1)(allow default)(deny process-fork)' %t 2>&1 | FileCheck %s
// RUN: not %run sandbox-exec -p '(version 1)(allow default)(deny mach-priv-task-port)' %t 2>&1 | FileCheck %s
-// RUN: ASAN_SYMBOLIZER_PATH="" not %run sandbox-exec -p '(version 1)(allow default)(deny mach-priv-task-port)' %t 2>&1 | FileCheck %s
+// RUN: env ASAN_SYMBOLIZER_PATH="" not %run sandbox-exec -p '(version 1)(allow default)(deny mach-priv-task-port)' %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -O3 %s -o %t
// RUN: not %run sandbox-exec -p '(version 1)(allow default)(deny process-fork)' %t 2>&1 | FileCheck %s
// RUN: not %run sandbox-exec -p '(version 1)(allow default)(deny mach-priv-task-port)' %t 2>&1 | FileCheck %s
-// RUN: ASAN_SYMBOLIZER_PATH="" not %run sandbox-exec -p '(version 1)(allow default)(deny mach-priv-task-port)' %t 2>&1 | FileCheck %s
+// RUN: env ASAN_SYMBOLIZER_PATH="" not %run sandbox-exec -p '(version 1)(allow default)(deny mach-priv-task-port)' %t 2>&1 | FileCheck %s
#include <stdlib.h>
int main() {
diff --git a/compiler-rt/test/asan/TestCases/Darwin/suppressions-darwin.cc b/compiler-rt/test/asan/TestCases/Darwin/suppressions-darwin.cc
index fb37296d404..488bff14022 100644
--- a/compiler-rt/test/asan/TestCases/Darwin/suppressions-darwin.cc
+++ b/compiler-rt/test/asan/TestCases/Darwin/suppressions-darwin.cc
@@ -4,17 +4,17 @@
// Check that suppressing the interceptor by name works.
// RUN: echo "interceptor_name:memmove" > %t.supp
-// RUN: ASAN_OPTIONS="suppressions='%t.supp'" %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
+// RUN: env ASAN_OPTIONS="$ASAN_OPTIONS:suppressions='%t.supp'" %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
// Check that suppressing by interceptor name works even without the symbolizer
-// RUN: ASAN_OPTIONS="suppressions='%t.supp':symbolize=false" %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
+// RUN: env ASAN_OPTIONS="$ASAN_OPTIONS:suppressions='%t.supp':symbolize=false" %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
// Check that suppressing all reports from a library works.
// RUN: echo "interceptor_via_lib:CoreFoundation" > %t.supp
-// RUN: ASAN_OPTIONS="suppressions='%t.supp'" %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
+// RUN: env ASAN_OPTIONS="$ASAN_OPTIONS:suppressions='%t.supp'" %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
// Check that suppressing library works even without the symbolizer.
-// RUN: ASAN_OPTIONS="suppressions='%t.supp':symbolize=false" %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
+// RUN: env ASAN_OPTIONS="$ASAN_OPTIONS:suppressions='%t.supp':symbolize=false" %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
#include <CoreFoundation/CoreFoundation.h>
diff --git a/compiler-rt/test/asan/TestCases/Darwin/suppressions-sandbox.cc b/compiler-rt/test/asan/TestCases/Darwin/suppressions-sandbox.cc
index 59fe4751034..47d80f80db2 100644
--- a/compiler-rt/test/asan/TestCases/Darwin/suppressions-sandbox.cc
+++ b/compiler-rt/test/asan/TestCases/Darwin/suppressions-sandbox.cc
@@ -4,7 +4,7 @@
// Check that suppressing a function name works within a no-fork sandbox
// RUN: echo "interceptor_via_fun:CFStringCreateWithBytes" > %t.supp
-// RUN: ASAN_OPTIONS=suppressions=%t.supp \
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:suppressions=%t.supp \
// RUN: sandbox-exec -p '(version 1)(allow default)(deny process-fork)' \
// RUN: %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
diff --git a/compiler-rt/test/asan/TestCases/Darwin/unset-insert-libraries-on-exec.cc b/compiler-rt/test/asan/TestCases/Darwin/unset-insert-libraries-on-exec.cc
index ed476b223af..f8a330ad5fe 100644
--- a/compiler-rt/test/asan/TestCases/Darwin/unset-insert-libraries-on-exec.cc
+++ b/compiler-rt/test/asan/TestCases/Darwin/unset-insert-libraries-on-exec.cc
@@ -10,7 +10,7 @@
// execl().
// RUN: %run %t %T/echo-env >/dev/null 2>&1
-// RUN: DYLD_INSERT_LIBRARIES=%t-darwin-dummy-shared-lib-so.dylib \
+// RUN: env DYLD_INSERT_LIBRARIES=%t-darwin-dummy-shared-lib-so.dylib \
// RUN: %run %t %T/echo-env 2>&1 | FileCheck %s || exit 1
#if !defined(SHARED_LIB)
diff --git a/compiler-rt/test/asan/TestCases/Linux/asan_prelink_test.cc b/compiler-rt/test/asan/TestCases/Linux/asan_prelink_test.cc
index 6145c01f734..9e58f83d40c 100644
--- a/compiler-rt/test/asan/TestCases/Linux/asan_prelink_test.cc
+++ b/compiler-rt/test/asan/TestCases/Linux/asan_prelink_test.cc
@@ -7,7 +7,7 @@
// RUN: %clangxx_asan -DBUILD_SO=1 -fPIC -shared %s -o %t.so -Wl,-Ttext-segment=0x3600000000 ||\
// RUN: %clangxx_asan -DBUILD_SO=1 -fPIC -shared %s -o %t.so -Wl,-Ttext=0x3600000000
// RUN: %clangxx_asan %t.o %t.so -Wl,-R. -o %t
-// RUN: ASAN_OPTIONS=verbosity=1 %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:verbosity=1 %run %t 2>&1 | FileCheck %s
// GNU driver doesn't handle .so files properly.
// REQUIRES: x86_64-supported-target, asan-64-bits, Clang
diff --git a/compiler-rt/test/asan/TestCases/Linux/asan_preload_test-1.cc b/compiler-rt/test/asan/TestCases/Linux/asan_preload_test-1.cc
index e5eab5545b8..4e365b5633f 100644
--- a/compiler-rt/test/asan/TestCases/Linux/asan_preload_test-1.cc
+++ b/compiler-rt/test/asan/TestCases/Linux/asan_preload_test-1.cc
@@ -5,7 +5,7 @@
// RUN: %clangxx %s %t.so -o %t
//
// RUN: %clangxx_asan -DBUILD_SO=1 -fPIC -shared %s -o %t.so
-// RUN: LD_PRELOAD=%shared_libasan not %run %t 2>&1 | FileCheck %s
+// RUN: env LD_PRELOAD=%shared_libasan not %run %t 2>&1 | FileCheck %s
// REQUIRES: asan-dynamic-runtime
diff --git a/compiler-rt/test/asan/TestCases/Linux/asan_preload_test-2.cc b/compiler-rt/test/asan/TestCases/Linux/asan_preload_test-2.cc
index 0f22264cf1f..488fd52e682 100644
--- a/compiler-rt/test/asan/TestCases/Linux/asan_preload_test-2.cc
+++ b/compiler-rt/test/asan/TestCases/Linux/asan_preload_test-2.cc
@@ -1,7 +1,7 @@
// Test that preloaded runtime works with unsanitized executables.
//
// RUN: %clangxx %s -o %t
-// RUN: LD_PRELOAD=%shared_libasan not %run %t 2>&1 | FileCheck %s
+// RUN: env LD_PRELOAD=%shared_libasan not %run %t 2>&1 | FileCheck %s
// REQUIRES: asan-dynamic-runtime
diff --git a/compiler-rt/test/asan/TestCases/Linux/asan_rt_confict_test-1.cc b/compiler-rt/test/asan/TestCases/Linux/asan_rt_confict_test-1.cc
index 30f1c17700c..8cf761c905f 100644
--- a/compiler-rt/test/asan/TestCases/Linux/asan_rt_confict_test-1.cc
+++ b/compiler-rt/test/asan/TestCases/Linux/asan_rt_confict_test-1.cc
@@ -2,7 +2,7 @@
// executable is prohibited.
//
// RUN: %clangxx_asan_static %s -o %t
-// RUN: LD_PRELOAD=%shared_libasan not %run %t 2>&1 | FileCheck %s
+// RUN: env LD_PRELOAD=%shared_libasan not %run %t 2>&1 | FileCheck %s
// REQUIRES: asan-dynamic-runtime
// XFAIL: android
diff --git a/compiler-rt/test/asan/TestCases/Linux/coverage-missing.cc b/compiler-rt/test/asan/TestCases/Linux/coverage-missing.cc
index 0c36b830b86..4c6ba260510 100644
--- a/compiler-rt/test/asan/TestCases/Linux/coverage-missing.cc
+++ b/compiler-rt/test/asan/TestCases/Linux/coverage-missing.cc
@@ -1,21 +1,21 @@
// Test for "sancov.py missing ...".
-// RUN: ASAN_OPTIONS=coverage=1:coverage_dir=%T/coverage-missing
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_dir=%T/coverage-missing
// First case: coverage from executable. main() is called on every code path.
// RUN: %clangxx_asan -fsanitize-coverage=func %s -o %t -DFOOBAR -DMAIN
// RUN: rm -rf %T/coverage-missing
// RUN: mkdir -p %T/coverage-missing
// RUN: cd %T/coverage-missing
-// RUN: ASAN_OPTIONS=$ASAN_OPTIONS %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS %t
// RUN: %sancov print *.sancov > main.txt
// RUN: rm *.sancov
// RUN: [ $(cat main.txt | wc -l) == 1 ]
-// RUN: ASAN_OPTIONS=$ASAN_OPTIONS %t x
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS %t x
// RUN: %sancov print *.sancov > foo.txt
// RUN: rm *.sancov
// RUN: [ $(cat foo.txt | wc -l) == 3 ]
-// RUN: ASAN_OPTIONS=$ASAN_OPTIONS %t x x
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS %t x x
// RUN: %sancov print *.sancov > bar.txt
// RUN: rm *.sancov
// RUN: [ $(cat bar.txt | wc -l) == 4 ]
@@ -30,15 +30,15 @@
// cd %T
// RUN: %clangxx_asan -fsanitize-coverage=func %s -o %dynamiclib -DFOOBAR -shared -fPIC
// RUN: %clangxx_asan -fsanitize-coverage=func %s %dynamiclib -o %t -DMAIN
-// RUN: LIBNAME=`basename %dynamiclib`
+// RUN: env LIBNAME=`basename %dynamiclib`
// RUN: rm -rf %T/coverage-missing
// RUN: mkdir -p %T/coverage-missing
// RUN: cd %T/coverage-missing
-// RUN: ASAN_OPTIONS=$ASAN_OPTIONS %t x
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS %t x
// RUN: %sancov print $LIBNAME.*.sancov > foo.txt
// RUN: rm *.sancov
// RUN: [ $(cat foo.txt | wc -l) == 2 ]
-// RUN: ASAN_OPTIONS=$ASAN_OPTIONS %t x x
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS %t x x
// RUN: %sancov print $LIBNAME.*.sancov > bar.txt
// RUN: rm *.sancov
// RUN: [ $(cat bar.txt | wc -l) == 3 ]
diff --git a/compiler-rt/test/asan/TestCases/Linux/init-order-dlopen.cc b/compiler-rt/test/asan/TestCases/Linux/init-order-dlopen.cc
index 17ba9d0996d..a04a84ed87f 100644
--- a/compiler-rt/test/asan/TestCases/Linux/init-order-dlopen.cc
+++ b/compiler-rt/test/asan/TestCases/Linux/init-order-dlopen.cc
@@ -3,7 +3,7 @@
// RUN: %clangxx_asan -O0 -DSHARED_LIB %s -fPIC -shared -o %t-so.so
// RUN: %clangxx_asan -O0 %s %libdl -Wl,--export-dynamic -o %t
-// RUN: env ASAN_OPTIONS=strict_init_order=true %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_init_order=true %run %t 2>&1
#if defined(SHARED_LIB)
#include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/Linux/initialization-bug-any-order.cc b/compiler-rt/test/asan/TestCases/Linux/initialization-bug-any-order.cc
index a462f4a163f..0f2fccae79b 100644
--- a/compiler-rt/test/asan/TestCases/Linux/initialization-bug-any-order.cc
+++ b/compiler-rt/test/asan/TestCases/Linux/initialization-bug-any-order.cc
@@ -4,9 +4,9 @@
// strict init-order checking).
// RUN: %clangxx_asan -O0 %s %p/../Helpers/initialization-bug-extra.cc -o %t
-// RUN: ASAN_OPTIONS=strict_init_order=true not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_init_order=true not %run %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -O0 %p/../Helpers/initialization-bug-extra.cc %s -o %t
-// RUN: ASAN_OPTIONS=strict_init_order=true not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_init_order=true not %run %t 2>&1 | FileCheck %s
// Do not test with optimization -- the error may be optimized away.
diff --git a/compiler-rt/test/asan/TestCases/Linux/kernel-area.cc b/compiler-rt/test/asan/TestCases/Linux/kernel-area.cc
index 97c1c96ee6e..1b3fe076135 100644
--- a/compiler-rt/test/asan/TestCases/Linux/kernel-area.cc
+++ b/compiler-rt/test/asan/TestCases/Linux/kernel-area.cc
@@ -4,9 +4,9 @@
// Test that kernel area is not sanitized on 32-bit machines.
//
// RUN: %clangxx_asan %s -o %t
-// RUN: ASAN_OPTIONS=verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-%kernel_bits
-// RUN: ASAN_OPTIONS=verbosity=1:full_address_space=0 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-%kernel_bits
-// RUN: ASAN_OPTIONS=verbosity=1:full_address_space=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-kernel-64-bits
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-%kernel_bits
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:verbosity=1:full_address_space=0 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-%kernel_bits
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:verbosity=1:full_address_space=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-kernel-64-bits
//
// CHECK-kernel-32-bits: || `[0x38{{0+}}, 0xb{{f+}}]` || HighMem ||
// CHECK-kernel-32-bits: || `[0x27{{0+}}, 0x37{{f+}}]` || HighShadow ||
diff --git a/compiler-rt/test/asan/TestCases/Linux/leak.cc b/compiler-rt/test/asan/TestCases/Linux/leak.cc
index 36dc6ddb8ad..15c03b45e4c 100644
--- a/compiler-rt/test/asan/TestCases/Linux/leak.cc
+++ b/compiler-rt/test/asan/TestCases/Linux/leak.cc
@@ -2,9 +2,9 @@
// REQUIRES: leak-detection
//
// RUN: %clangxx_asan %s -o %t
-// RUN: ASAN_OPTIONS=detect_leaks=1 not %run %t 2>&1 | FileCheck %s
-// RUN: ASAN_OPTIONS="" not %run %t 2>&1 | FileCheck %s
-// RUN: ASAN_OPTIONS=detect_leaks=0 %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:detect_leaks=1 not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:detect_leaks=0 %run %t
#include <stdio.h>
int *t;
diff --git a/compiler-rt/test/asan/TestCases/Linux/malloc-in-qsort.cc b/compiler-rt/test/asan/TestCases/Linux/malloc-in-qsort.cc
index 80af409d66a..f7c7c5fe3df 100644
--- a/compiler-rt/test/asan/TestCases/Linux/malloc-in-qsort.cc
+++ b/compiler-rt/test/asan/TestCases/Linux/malloc-in-qsort.cc
@@ -1,6 +1,6 @@
// RUN: %clangxx_asan -O2 %s -o %t
-// RUN: ASAN_OPTIONS=fast_unwind_on_malloc=1 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-FAST
-// RUN: ASAN_OPTIONS=fast_unwind_on_malloc=0 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-SLOW
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:fast_unwind_on_malloc=1 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-FAST
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:fast_unwind_on_malloc=0 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-SLOW
// Test how well we unwind in presence of qsort in the stack
// (i.e. if we can unwind through a function compiled w/o frame pointers).
diff --git a/compiler-rt/test/asan/TestCases/Linux/malloc_delete_mismatch.cc b/compiler-rt/test/asan/TestCases/Linux/malloc_delete_mismatch.cc
index 18d65ce0008..33d0ede15f3 100644
--- a/compiler-rt/test/asan/TestCases/Linux/malloc_delete_mismatch.cc
+++ b/compiler-rt/test/asan/TestCases/Linux/malloc_delete_mismatch.cc
@@ -4,14 +4,14 @@
// RUN: %clangxx_asan -g %s -o %t 2>&1
// Find error and provide malloc context.
-// RUN: ASAN_OPTIONS=alloc_dealloc_mismatch=1 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=ALLOC-STACK
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:alloc_dealloc_mismatch=1 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=ALLOC-STACK
// No error here.
-// RUN: ASAN_OPTIONS=alloc_dealloc_mismatch=0 %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:alloc_dealloc_mismatch=0 %run %t
// Also works if no malloc context is available.
-// RUN: ASAN_OPTIONS=alloc_dealloc_mismatch=1:malloc_context_size=0:fast_unwind_on_malloc=0 not %run %t 2>&1 | FileCheck %s
-// RUN: ASAN_OPTIONS=alloc_dealloc_mismatch=1:malloc_context_size=0:fast_unwind_on_malloc=1 not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:alloc_dealloc_mismatch=1:malloc_context_size=0:fast_unwind_on_malloc=0 not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:alloc_dealloc_mismatch=1:malloc_context_size=0:fast_unwind_on_malloc=1 not %run %t 2>&1 | FileCheck %s
// XFAIL: arm-linux-gnueabi
// XFAIL: armv7l-unknown-linux-gnueabihf
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/Linux/nohugepage_test.cc b/compiler-rt/test/asan/TestCases/Linux/nohugepage_test.cc
index 337b95dc05a..aeb70c94ec9 100644
--- a/compiler-rt/test/asan/TestCases/Linux/nohugepage_test.cc
+++ b/compiler-rt/test/asan/TestCases/Linux/nohugepage_test.cc
@@ -3,8 +3,8 @@
// where asan consumed too much RAM due to transparent hugetables.
//
// RUN: %clangxx_asan -g %s -o %t
-// RUN: ASAN_OPTIONS=no_huge_pages_for_shadow=1 %run %t 2>&1 | FileCheck %s
-// RUN: %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:no_huge_pages_for_shadow=1 %run %t 2>&1 | FileCheck %s
+// RUN: %run %t 2>&1 | FileCheck %s
//
// Would be great to run the test with no_huge_pages_for_shadow=0, but
// the result will depend on the OS version and settings...
diff --git a/compiler-rt/test/asan/TestCases/Linux/odr-violation.cc b/compiler-rt/test/asan/TestCases/Linux/odr-violation.cc
index ba13cdf002b..e9311d16bd5 100644
--- a/compiler-rt/test/asan/TestCases/Linux/odr-violation.cc
+++ b/compiler-rt/test/asan/TestCases/Linux/odr-violation.cc
@@ -7,20 +7,20 @@
// Different size: detect a bug if detect_odr_violation>=1
// RUN: %clangxx_asan -DBUILD_SO=1 -fPIC -shared %s -o %t-ODR-SO.so
// RUN: %clangxx_asan %s %t-ODR-SO.so -Wl,-R. -o %t-ODR-EXE
-// RUN: ASAN_OPTIONS=fast_unwind_on_malloc=0:detect_odr_violation=1 not %run %t-ODR-EXE 2>&1 | FileCheck %s
-// RUN: ASAN_OPTIONS=fast_unwind_on_malloc=0:detect_odr_violation=2 not %run %t-ODR-EXE 2>&1 | FileCheck %s
-// RUN: ASAN_OPTIONS=fast_unwind_on_malloc=0:detect_odr_violation=0 %run %t-ODR-EXE 2>&1 | FileCheck %s --check-prefix=DISABLED
-// RUN: ASAN_OPTIONS=fast_unwind_on_malloc=0 not %run %t-ODR-EXE 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:fast_unwind_on_malloc=0:detect_odr_violation=1 not %run %t-ODR-EXE 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:fast_unwind_on_malloc=0:detect_odr_violation=2 not %run %t-ODR-EXE 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:fast_unwind_on_malloc=0:detect_odr_violation=0 %run %t-ODR-EXE 2>&1 | FileCheck %s --check-prefix=DISABLED
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:fast_unwind_on_malloc=0 not %run %t-ODR-EXE 2>&1 | FileCheck %s
//
// Same size: report a bug only if detect_odr_violation>=2.
// RUN: %clangxx_asan -DBUILD_SO=1 -fPIC -shared %s -o %t-ODR-SO.so -DSZ=100
-// RUN: ASAN_OPTIONS=fast_unwind_on_malloc=0:detect_odr_violation=1 %run %t-ODR-EXE 2>&1 | FileCheck %s --check-prefix=DISABLED
-// RUN: ASAN_OPTIONS=fast_unwind_on_malloc=0:detect_odr_violation=2 not %run %t-ODR-EXE 2>&1 | FileCheck %s
-// RUN: ASAN_OPTIONS=fast_unwind_on_malloc=0 not %run %t-ODR-EXE 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:fast_unwind_on_malloc=0:detect_odr_violation=1 %run %t-ODR-EXE 2>&1 | FileCheck %s --check-prefix=DISABLED
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:fast_unwind_on_malloc=0:detect_odr_violation=2 not %run %t-ODR-EXE 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:fast_unwind_on_malloc=0 not %run %t-ODR-EXE 2>&1 | FileCheck %s
// RUN: echo "odr_violation:foo::ZZZ" > %t.supp
-// RUN: ASAN_OPTIONS=fast_unwind_on_malloc=0:detect_odr_violation=2:suppressions=%t.supp not %run %t-ODR-EXE 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:fast_unwind_on_malloc=0:detect_odr_violation=2:suppressions=%t.supp not %run %t-ODR-EXE 2>&1 | FileCheck %s
// RUN: echo "odr_violation:foo::G" > %t.supp
-// RUN: ASAN_OPTIONS=fast_unwind_on_malloc=0:detect_odr_violation=2:suppressions=%t.supp %run %t-ODR-EXE 2>&1 | FileCheck %s --check-prefix=DISABLED
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:fast_unwind_on_malloc=0:detect_odr_violation=2:suppressions=%t.supp %run %t-ODR-EXE 2>&1 | FileCheck %s --check-prefix=DISABLED
// RUN: rm -f %t.supp
// GNU driver doesn't handle .so files properly.
diff --git a/compiler-rt/test/asan/TestCases/Linux/overflow-in-qsort.cc b/compiler-rt/test/asan/TestCases/Linux/overflow-in-qsort.cc
index 21bdff60cd3..26fe67d6072 100644
--- a/compiler-rt/test/asan/TestCases/Linux/overflow-in-qsort.cc
+++ b/compiler-rt/test/asan/TestCases/Linux/overflow-in-qsort.cc
@@ -1,6 +1,6 @@
// RUN: %clangxx_asan -O2 %s -o %t
-// RUN: ASAN_OPTIONS=fast_unwind_on_fatal=1 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-FAST
-// RUN: ASAN_OPTIONS=fast_unwind_on_fatal=0 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-SLOW
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:fast_unwind_on_fatal=1 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-FAST
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:fast_unwind_on_fatal=0 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-SLOW
// Test how well we unwind in presence of qsort in the stack
// (i.e. if we can unwind through a function compiled w/o frame pointers).
diff --git a/compiler-rt/test/asan/TestCases/Linux/quarantine_size_mb.cc b/compiler-rt/test/asan/TestCases/Linux/quarantine_size_mb.cc
index 4499992444f..1820cb90c4e 100644
--- a/compiler-rt/test/asan/TestCases/Linux/quarantine_size_mb.cc
+++ b/compiler-rt/test/asan/TestCases/Linux/quarantine_size_mb.cc
@@ -1,10 +1,10 @@
// Test quarantine_size_mb (and the deprecated quarantine_size)
// RUN: %clangxx_asan %s -o %t
-// RUN: ASAN_OPTIONS=quarantine_size=10485760:verbosity=1:hard_rss_limit_mb=50 %run %t 2>&1 | FileCheck %s --check-prefix=Q10
-// RUN: ASAN_OPTIONS=quarantine_size_mb=10:verbosity=1:hard_rss_limit_mb=50 %run %t 2>&1 | FileCheck %s --check-prefix=Q10
-// RUN: ASAN_OPTIONS=quarantine_size_mb=10:quarantine_size=20:verbosity=1 not %run %t 2>&1 | FileCheck %s --check-prefix=BOTH
-// RUN: ASAN_OPTIONS=quarantine_size_mb=1000:hard_rss_limit_mb=50 not %run %t 2>&1 | FileCheck %s --check-prefix=RSS_LIMIT
-// RUN: ASAN_OPTIONS=hard_rss_limit_mb=50 not %run %t 2>&1 | FileCheck %s --check-prefix=RSS_LIMIT
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:quarantine_size=10485760:verbosity=1:hard_rss_limit_mb=50 %run %t 2>&1 | FileCheck %s --check-prefix=Q10
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:quarantine_size_mb=10:verbosity=1:hard_rss_limit_mb=50 %run %t 2>&1 | FileCheck %s --check-prefix=Q10
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:quarantine_size_mb=10:quarantine_size=20:verbosity=1 not %run %t 2>&1 | FileCheck %s --check-prefix=BOTH
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:quarantine_size_mb=1000:hard_rss_limit_mb=50 not %run %t 2>&1 | FileCheck %s --check-prefix=RSS_LIMIT
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:hard_rss_limit_mb=50 not %run %t 2>&1 | FileCheck %s --check-prefix=RSS_LIMIT
#include <string.h>
char *g;
diff --git a/compiler-rt/test/asan/TestCases/Linux/sized_delete_test.cc b/compiler-rt/test/asan/TestCases/Linux/sized_delete_test.cc
index 140164464d8..7dc8018b843 100644
--- a/compiler-rt/test/asan/TestCases/Linux/sized_delete_test.cc
+++ b/compiler-rt/test/asan/TestCases/Linux/sized_delete_test.cc
@@ -1,10 +1,10 @@
// RUN: %clangxx_asan -fsized-deallocation -O0 %s -o %t
-// RUN: not %run %t scalar 2>&1 | FileCheck %s -check-prefix=SCALAR
-// RUN: ASAN_OPTIONS=new_delete_type_mismatch=1 not %run %t scalar 2>&1 | FileCheck %s -check-prefix=SCALAR
-// RUN: not %run %t array 2>&1 | FileCheck %s -check-prefix=ARRAY
-// RUN: ASAN_OPTIONS=new_delete_type_mismatch=1 not %run %t array 2>&1 | FileCheck %s -check-prefix=ARRAY
-// RUN: ASAN_OPTIONS=new_delete_type_mismatch=0 %run %t scalar
-// RUN: ASAN_OPTIONS=new_delete_type_mismatch=0 %run %t array
+// RUN: not %run %t scalar 2>&1 | FileCheck %s -check-prefix=SCALAR
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:new_delete_type_mismatch=1 not %run %t scalar 2>&1 | FileCheck %s -check-prefix=SCALAR
+// RUN: not %run %t array 2>&1 | FileCheck %s -check-prefix=ARRAY
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:new_delete_type_mismatch=1 not %run %t array 2>&1 | FileCheck %s -check-prefix=ARRAY
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:new_delete_type_mismatch=0 %run %t scalar
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:new_delete_type_mismatch=0 %run %t array
// FIXME: the following two lines are not true after r232788.
// Sized-delete is implemented with a weak delete() definition.
diff --git a/compiler-rt/test/asan/TestCases/Linux/stack-overflow-sigbus.cc b/compiler-rt/test/asan/TestCases/Linux/stack-overflow-sigbus.cc
index 5f597e9c51f..23c4d23ce40 100644
--- a/compiler-rt/test/asan/TestCases/Linux/stack-overflow-sigbus.cc
+++ b/compiler-rt/test/asan/TestCases/Linux/stack-overflow-sigbus.cc
@@ -1,6 +1,6 @@
// Test ASan detection of stack-overflow condition when Linux sends SIGBUS.
-// RUN: %clangxx_asan -O0 %s -o %t && env ASAN_OPTIONS=use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O0 %s -o %t && env ASAN_OPTIONS=$ASAN_OPTIONS:use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
#include <assert.h>
#include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/Linux/stack-trace-dlclose.cc b/compiler-rt/test/asan/TestCases/Linux/stack-trace-dlclose.cc
index b3bd9f7780f..66b57d44d6e 100644
--- a/compiler-rt/test/asan/TestCases/Linux/stack-trace-dlclose.cc
+++ b/compiler-rt/test/asan/TestCases/Linux/stack-trace-dlclose.cc
@@ -3,7 +3,7 @@
//
// RUN: %clangxx_asan -DSHARED %s -shared -o %T/stack_trace_dlclose.so -fPIC
// RUN: %clangxx_asan -DSO_DIR=\"%T\" %s %libdl -o %t
-// RUN: ASAN_OPTIONS=exitcode=0 %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:exitcode=0 %run %t 2>&1 | FileCheck %s
// XFAIL: arm-linux-gnueabi
// XFAIL: armv7l-unknown-linux-gnueabihf
diff --git a/compiler-rt/test/asan/TestCases/Linux/static_tls.cc b/compiler-rt/test/asan/TestCases/Linux/static_tls.cc
index b3949087599..785228b2923 100644
--- a/compiler-rt/test/asan/TestCases/Linux/static_tls.cc
+++ b/compiler-rt/test/asan/TestCases/Linux/static_tls.cc
@@ -3,7 +3,7 @@
//
// RUN: %clangxx_asan -DSHARED %s -shared -o %t-so.so -fPIC
// RUN: %clangxx_asan %s -ldl -pthread -o %t %t-so.so
-// RUN: ASAN_OPTIONS=verbosity=2 %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:verbosity=2 %run %t 2>&1 | FileCheck %s
// CHECK: before
// CHECK: __tls_get_addr: static tls
diff --git a/compiler-rt/test/asan/TestCases/Linux/stress_dtls.c b/compiler-rt/test/asan/TestCases/Linux/stress_dtls.c
index cb901ee5995..7af33b9457e 100644
--- a/compiler-rt/test/asan/TestCases/Linux/stress_dtls.c
+++ b/compiler-rt/test/asan/TestCases/Linux/stress_dtls.c
@@ -12,9 +12,9 @@
// RUN: %clangxx_asan %s -ldl -pthread -o %t
// RUN: %run %t 0 3
// RUN: %run %t 2 3
-// RUN: ASAN_OPTIONS=verbosity=2 %run %t 10 2 2>&1 | FileCheck %s
-// RUN: ASAN_OPTIONS=verbosity=2:intercept_tls_get_addr=1 %run %t 10 2 2>&1 | FileCheck %s
-// RUN: ASAN_OPTIONS=verbosity=2:intercept_tls_get_addr=0 %run %t 10 2 2>&1 | FileCheck %s --check-prefix=CHECK0
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:verbosity=2 %run %t 10 2 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:verbosity=2:intercept_tls_get_addr=1 %run %t 10 2 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:verbosity=2:intercept_tls_get_addr=0 %run %t 10 2 2>&1 | FileCheck %s --check-prefix=CHECK0
// CHECK: __tls_get_addr
// CHECK: Creating thread 0
// CHECK: __tls_get_addr
diff --git a/compiler-rt/test/asan/TestCases/Posix/allow_user_segv.cc b/compiler-rt/test/asan/TestCases/Posix/allow_user_segv.cc
index b6443fab85d..b299ae8cb21 100644
--- a/compiler-rt/test/asan/TestCases/Posix/allow_user_segv.cc
+++ b/compiler-rt/test/asan/TestCases/Posix/allow_user_segv.cc
@@ -1,8 +1,8 @@
// Regression test for
// https://code.google.com/p/address-sanitizer/issues/detail?id=180
-// RUN: %clangxx_asan -O0 %s -o %t && ASAN_OPTIONS=allow_user_segv_handler=true not %run %t 2>&1 | FileCheck %s
-// RUN: %clangxx_asan -O2 %s -o %t && ASAN_OPTIONS=allow_user_segv_handler=true not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O0 %s -o %t && ASAN_OPTIONS=$ASAN_OPTIONS:allow_user_segv_handler=true not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O2 %s -o %t && ASAN_OPTIONS=$ASAN_OPTIONS:allow_user_segv_handler=true not %run %t 2>&1 | FileCheck %s
#include <signal.h>
#include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/Posix/asan-symbolize-sanity-test.cc b/compiler-rt/test/asan/TestCases/Posix/asan-symbolize-sanity-test.cc
index 3ce6446eca2..043130f9e54 100644
--- a/compiler-rt/test/asan/TestCases/Posix/asan-symbolize-sanity-test.cc
+++ b/compiler-rt/test/asan/TestCases/Posix/asan-symbolize-sanity-test.cc
@@ -6,7 +6,7 @@
// RUN: %clangxx_asan -O0 -DSHARED_LIB %s -fPIC -shared -o %t-so.so
// RUN: %clangxx_asan -O0 %s %libdl -o %t
-// RUN: env ASAN_OPTIONS=symbolize=0 not %run %t 2>&1 | %asan_symbolize | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:symbolize=0 not %run %t 2>&1 | %asan_symbolize | FileCheck %s
// XFAIL: arm-linux-gnueabi
// XFAIL: armv7l-unknown-linux-gnueabihf
diff --git a/compiler-rt/test/asan/TestCases/Posix/coverage-direct-activation.cc b/compiler-rt/test/asan/TestCases/Posix/coverage-direct-activation.cc
index df14e3b329e..af73f5d2952 100644
--- a/compiler-rt/test/asan/TestCases/Posix/coverage-direct-activation.cc
+++ b/compiler-rt/test/asan/TestCases/Posix/coverage-direct-activation.cc
@@ -7,11 +7,11 @@
// RUN: rm -rf %T/coverage-direct-activation
// RUN: mkdir -p %T/coverage-direct-activation/normal
-// RUN: ASAN_OPTIONS=coverage=1,coverage_direct=0,coverage_dir=%T/coverage-direct-activation/normal:verbosity=1 %run %t %dynamiclib
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1,coverage_direct=0,coverage_dir=%T/coverage-direct-activation/normal:verbosity=1 %run %t %dynamiclib
// RUN: %sancov print %T/coverage-direct-activation/normal/*.sancov >%T/coverage-direct-activation/normal/out.txt
// RUN: mkdir -p %T/coverage-direct-activation/direct
-// RUN: ASAN_OPTIONS=start_deactivated=1,coverage_direct=1,verbosity=1 \
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:start_deactivated=1,coverage_direct=1,verbosity=1 \
// RUN: ASAN_ACTIVATION_OPTIONS=coverage=1,coverage_dir=%T/coverage-direct-activation/direct %run %t %dynamiclib
// RUN: cd %T/coverage-direct-activation/direct
// RUN: %sancov rawunpack *.sancov.raw
@@ -23,7 +23,7 @@
// RUN: diff -u coverage-direct-activation/normal/out.txt coverage-direct-activation/direct/out.txt
// RUN: mkdir -p %T/coverage-direct-activation/direct2
-// RUN: ASAN_OPTIONS=start_deactivated=1,coverage=1,coverage_direct=1,verbosity=1 \
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:start_deactivated=1,coverage=1,coverage_direct=1,verbosity=1 \
// RUN: ASAN_ACTIVATION_OPTIONS=coverage_dir=%T/coverage-direct-activation/direct2 %run %t %dynamiclib
// RUN: cd %T/coverage-direct-activation/direct2
// RUN: %sancov rawunpack *.sancov.raw
diff --git a/compiler-rt/test/asan/TestCases/Posix/coverage-direct-large.cc b/compiler-rt/test/asan/TestCases/Posix/coverage-direct-large.cc
index d37a78cf9a8..2769172c39a 100644
--- a/compiler-rt/test/asan/TestCases/Posix/coverage-direct-large.cc
+++ b/compiler-rt/test/asan/TestCases/Posix/coverage-direct-large.cc
@@ -8,12 +8,12 @@
// RUN: rm -rf %T/coverage-direct-large
// RUN: mkdir -p %T/coverage-direct-large/normal && cd %T/coverage-direct-large/normal
-// RUN: ASAN_OPTIONS=coverage=1:coverage_direct=0:verbosity=1 %run %t %dynamiclib
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_direct=0:verbosity=1 %run %t %dynamiclib
// RUN: %sancov print *.sancov >out.txt
// RUN: cd ../..
// RUN: mkdir -p %T/coverage-direct-large/direct && cd %T/coverage-direct-large/direct
-// RUN: ASAN_OPTIONS=coverage=1:coverage_direct=1:verbosity=1 %run %t %dynamiclib
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_direct=1:verbosity=1 %run %t %dynamiclib
// RUN: %sancov rawunpack *.sancov.raw
// RUN: %sancov print *.sancov >out.txt
// RUN: cd ../..
diff --git a/compiler-rt/test/asan/TestCases/Posix/coverage-direct.cc b/compiler-rt/test/asan/TestCases/Posix/coverage-direct.cc
index b621ad53c6f..5371a859c24 100644
--- a/compiler-rt/test/asan/TestCases/Posix/coverage-direct.cc
+++ b/compiler-rt/test/asan/TestCases/Posix/coverage-direct.cc
@@ -6,11 +6,11 @@
// RUN: rm -rf %T/coverage-direct
// RUN: mkdir -p %T/coverage-direct/normal
-// RUN: ASAN_OPTIONS=coverage=1:coverage_direct=0:coverage_dir=%T/coverage-direct/normal:verbosity=1 %run %t %dynamiclib
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_direct=0:coverage_dir=%T/coverage-direct/normal:verbosity=1 %run %t %dynamiclib
// RUN: %sancov print %T/coverage-direct/normal/*.sancov >%T/coverage-direct/normal/out.txt
// RUN: mkdir -p %T/coverage-direct/direct
-// RUN: ASAN_OPTIONS=coverage=1:coverage_direct=1:coverage_dir=%T/coverage-direct/direct:verbosity=1 %run %t %dynamiclib
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_direct=1:coverage_dir=%T/coverage-direct/direct:verbosity=1 %run %t %dynamiclib
// RUN: cd %T/coverage-direct/direct
// RUN: %sancov rawunpack *.sancov.raw
// RUN: %sancov print *.sancov >out.txt
@@ -25,11 +25,11 @@
// RUN: rm -rf %T/coverage-direct
// RUN: mkdir -p %T/coverage-direct/normal
-// RUN: ASAN_OPTIONS=coverage=1:coverage_direct=0:coverage_dir=%T/coverage-direct/normal:verbosity=1 %run %t %dynamiclib
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_direct=0:coverage_dir=%T/coverage-direct/normal:verbosity=1 %run %t %dynamiclib
// RUN: %sancov print %T/coverage-direct/normal/*.sancov >%T/coverage-direct/normal/out.txt
// RUN: mkdir -p %T/coverage-direct/direct
-// RUN: ASAN_OPTIONS=coverage=1:coverage_direct=1:coverage_dir=%T/coverage-direct/direct:verbosity=1 %run %t %dynamiclib
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_direct=1:coverage_dir=%T/coverage-direct/direct:verbosity=1 %run %t %dynamiclib
// RUN: cd %T/coverage-direct/direct
// RUN: %sancov rawunpack *.sancov.raw
// RUN: %sancov print *.sancov >out.txt
@@ -44,11 +44,11 @@
// RUN: rm -rf %T/coverage-direct
// RUN: mkdir -p %T/coverage-direct/normal
-// RUN: ASAN_OPTIONS=coverage=1:coverage_direct=0:coverage_dir=%T/coverage-direct/normal:verbosity=1 %run %t %dynamiclib
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_direct=0:coverage_dir=%T/coverage-direct/normal:verbosity=1 %run %t %dynamiclib
// RUN: %sancov print %T/coverage-direct/normal/*.sancov >%T/coverage-direct/normal/out.txt
// RUN: mkdir -p %T/coverage-direct/direct
-// RUN: ASAN_OPTIONS=coverage=1:coverage_direct=1:coverage_dir=%T/coverage-direct/direct:verbosity=1 %run %t %dynamiclib
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_direct=1:coverage_dir=%T/coverage-direct/direct:verbosity=1 %run %t %dynamiclib
// RUN: cd %T/coverage-direct/direct
// RUN: %sancov rawunpack *.sancov.raw
// RUN: %sancov print *.sancov >out.txt
diff --git a/compiler-rt/test/asan/TestCases/Posix/coverage-fork-direct.cc b/compiler-rt/test/asan/TestCases/Posix/coverage-fork-direct.cc
index 1b53df400b3..39363911fec 100644
--- a/compiler-rt/test/asan/TestCases/Posix/coverage-fork-direct.cc
+++ b/compiler-rt/test/asan/TestCases/Posix/coverage-fork-direct.cc
@@ -1,7 +1,7 @@
// RUN: %clangxx_asan -fsanitize-coverage=func %s -o %t
// RUN: rm -rf %T/coverage-fork-direct
// RUN: mkdir -p %T/coverage-fork-direct && cd %T/coverage-fork-direct
-// RUN: (ASAN_OPTIONS=coverage=1:coverage_direct=1:verbosity=1 %run %t; \
+// RUN: (ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_direct=1:verbosity=1 %run %t; \
// RUN: %sancov rawunpack *.sancov.raw; %sancov print *.sancov) 2>&1
//
// XFAIL: android
diff --git a/compiler-rt/test/asan/TestCases/Posix/coverage-fork.cc b/compiler-rt/test/asan/TestCases/Posix/coverage-fork.cc
index 1f8a1e11d82..c1f0fc3a84b 100644
--- a/compiler-rt/test/asan/TestCases/Posix/coverage-fork.cc
+++ b/compiler-rt/test/asan/TestCases/Posix/coverage-fork.cc
@@ -1,5 +1,5 @@
// RUN: %clangxx_asan -fsanitize-coverage=func %s -o %t
-// RUN: export ASAN_OPTIONS=coverage=1:coverage_direct=0:verbosity=1
+// RUN: export ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_direct=0:verbosity=1
// RUN: rm -rf %T/coverage-fork
// RUN: mkdir -p %T/coverage-fork && cd %T/coverage-fork
// RUN: %run %t 2>&1 | FileCheck %s
diff --git a/compiler-rt/test/asan/TestCases/Posix/coverage-module-unloaded.cc b/compiler-rt/test/asan/TestCases/Posix/coverage-module-unloaded.cc
index 3aa6e40e82d..fe08bdd792b 100644
--- a/compiler-rt/test/asan/TestCases/Posix/coverage-module-unloaded.cc
+++ b/compiler-rt/test/asan/TestCases/Posix/coverage-module-unloaded.cc
@@ -3,7 +3,7 @@
// RUN: %clangxx_asan -fsanitize-coverage=func -DSHARED %s -shared -o %dynamiclib1 -fPIC
// RUN: %clangxx_asan -fsanitize-coverage=func -DSHARED %s -shared -o %dynamiclib2 -fPIC
// RUN: %clangxx_asan -fsanitize-coverage=func %s %libdl -o %t
-// RUN: export ASAN_OPTIONS=coverage=1:verbosity=1
+// RUN: export ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:verbosity=1
// RUN: mkdir -p %T/coverage-module-unloaded && cd %T/coverage-module-unloaded
// RUN: %run %t %dynamiclib1 %dynamiclib2 2>&1 | FileCheck %s
// RUN: %run %t %dynamiclib1 %dynamiclib2 foo 2>&1 | FileCheck %s
diff --git a/compiler-rt/test/asan/TestCases/Posix/coverage-sandboxing.cc b/compiler-rt/test/asan/TestCases/Posix/coverage-sandboxing.cc
index a7f822dab79..dd2c1ec43be 100644
--- a/compiler-rt/test/asan/TestCases/Posix/coverage-sandboxing.cc
+++ b/compiler-rt/test/asan/TestCases/Posix/coverage-sandboxing.cc
@@ -1,6 +1,6 @@
// RUN: %clangxx_asan -fsanitize-coverage=bb -DSHARED %s -shared -o %dynamiclib -fPIC %ld_flags_rpath_so
// RUN: %clangxx_asan -fsanitize-coverage=func %s -o %t %ld_flags_rpath_exe
-// RUN: export ASAN_OPTIONS=coverage=1:verbosity=1
+// RUN: export ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:verbosity=1
// RUN: rm -rf %T/coverage_sandboxing_test
// RUN: mkdir %T/coverage_sandboxing_test && cd %T/coverage_sandboxing_test
// RUN: mkdir vanilla && cd vanilla
diff --git a/compiler-rt/test/asan/TestCases/Posix/coverage.cc b/compiler-rt/test/asan/TestCases/Posix/coverage.cc
index 1ed530c94c1..99e348fdaf9 100644
--- a/compiler-rt/test/asan/TestCases/Posix/coverage.cc
+++ b/compiler-rt/test/asan/TestCases/Posix/coverage.cc
@@ -1,6 +1,6 @@
// RUN: %clangxx_asan -fsanitize-coverage=func -DSHARED %s -shared -o %dynamiclib -fPIC %ld_flags_rpath_so
// RUN: %clangxx_asan -fsanitize-coverage=func %s %ld_flags_rpath_exe -o %t
-// RUN: export ASAN_OPTIONS=coverage=1:verbosity=1
+// RUN: export ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:verbosity=1
// RUN: rm -rf %T/coverage && mkdir -p %T/coverage && cd %T/coverage
// RUN: %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-main
// RUN: %sancov print `ls coverage.*sancov | grep -v '.so'` 2>&1 | FileCheck %s --check-prefix=CHECK-SANCOV1
diff --git a/compiler-rt/test/asan/TestCases/Posix/ioctl.cc b/compiler-rt/test/asan/TestCases/Posix/ioctl.cc
index 78f152fe93f..d25f6ecbee1 100644
--- a/compiler-rt/test/asan/TestCases/Posix/ioctl.cc
+++ b/compiler-rt/test/asan/TestCases/Posix/ioctl.cc
@@ -1,5 +1,5 @@
-// RUN: %clangxx_asan -O0 -g %s -o %t && ASAN_OPTIONS=handle_ioctl=1 not %run %t 2>&1 | FileCheck %s
-// RUN: %clangxx_asan -O3 -g %s -o %t && ASAN_OPTIONS=handle_ioctl=1 not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O0 -g %s -o %t && ASAN_OPTIONS=$ASAN_OPTIONS:handle_ioctl=1 not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O3 -g %s -o %t && ASAN_OPTIONS=$ASAN_OPTIONS:handle_ioctl=1 not %run %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -O0 -g %s -o %t && %run %t
// RUN: %clangxx_asan -O3 -g %s -o %t && %run %t
diff --git a/compiler-rt/test/asan/TestCases/Posix/large_allocator_unpoisons_on_free.cc b/compiler-rt/test/asan/TestCases/Posix/large_allocator_unpoisons_on_free.cc
index f852a62ea9a..b1c99430c75 100644
--- a/compiler-rt/test/asan/TestCases/Posix/large_allocator_unpoisons_on_free.cc
+++ b/compiler-rt/test/asan/TestCases/Posix/large_allocator_unpoisons_on_free.cc
@@ -2,7 +2,7 @@
// RUN: %clangxx_asan %s -o %t
// The memory is released only when the deallocated chunk leaves the quarantine,
// otherwise the mmap(p, ...) call overwrites the malloc header.
-// RUN: ASAN_OPTIONS=quarantine_size_mb=0 %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:quarantine_size_mb=0 %run %t
#include <assert.h>
#include <string.h>
diff --git a/compiler-rt/test/asan/TestCases/Posix/log_path_fork_test.cc.disabled b/compiler-rt/test/asan/TestCases/Posix/log_path_fork_test.cc.disabled
index cfe90dfb54d..9f09b78f41c 100644
--- a/compiler-rt/test/asan/TestCases/Posix/log_path_fork_test.cc.disabled
+++ b/compiler-rt/test/asan/TestCases/Posix/log_path_fork_test.cc.disabled
@@ -1,7 +1,7 @@
// RUN: %clangxx_asan %s -o %t
// RUN: rm -f %t.log.*
// Set verbosity to 1 so that the log files are opened prior to fork().
-// RUN: env ASAN_OPTIONS="log_path=%t.log verbosity=1" not %run %t 2> %t.out
+// RUN: env ASAN_OPTIONS="$ASAN_OPTIONS:log_path=%t.log verbosity=1" not %run %t 2> %t.out
// RUN: for f in %t.log.* ; do FileCheck %s < $f; done
// RUN: [ `ls %t.log.* | wc -l` == 2 ]
diff --git a/compiler-rt/test/asan/TestCases/Posix/new_array_cookie_test.cc b/compiler-rt/test/asan/TestCases/Posix/new_array_cookie_test.cc
index 85d51f36183..bc681857ae6 100644
--- a/compiler-rt/test/asan/TestCases/Posix/new_array_cookie_test.cc
+++ b/compiler-rt/test/asan/TestCases/Posix/new_array_cookie_test.cc
@@ -1,8 +1,8 @@
// REQUIRES: asan-64-bits
// RUN: %clangxx_asan -O3 %s -o %t
// RUN: not %run %t 2>&1 | FileCheck %s
-// RUN: ASAN_OPTIONS=poison_array_cookie=1 not %run %t 2>&1 | FileCheck %s
-// RUN: ASAN_OPTIONS=poison_array_cookie=0 not %run %t 2>&1 | FileCheck %s --check-prefix=NO_COOKIE
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:poison_array_cookie=1 not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:poison_array_cookie=0 not %run %t 2>&1 | FileCheck %s --check-prefix=NO_COOKIE
#include <stdio.h>
#include <stdlib.h>
struct C {
diff --git a/compiler-rt/test/asan/TestCases/Posix/new_array_cookie_uaf_test.cc b/compiler-rt/test/asan/TestCases/Posix/new_array_cookie_uaf_test.cc
index c35ccebb8c7..5998d06756d 100644
--- a/compiler-rt/test/asan/TestCases/Posix/new_array_cookie_uaf_test.cc
+++ b/compiler-rt/test/asan/TestCases/Posix/new_array_cookie_uaf_test.cc
@@ -1,7 +1,7 @@
// REQUIRES: asan-64-bits
// RUN: %clangxx_asan -O3 %s -o %t
-// RUN: ASAN_OPTIONS=poison_array_cookie=1 not %run %t 2>&1 | FileCheck %s --check-prefix=COOKIE
-// RUN: ASAN_OPTIONS=poison_array_cookie=0 not %run %t 2>&1 | FileCheck %s --check-prefix=NO_COOKIE
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:poison_array_cookie=1 not %run %t 2>&1 | FileCheck %s --check-prefix=COOKIE
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:poison_array_cookie=0 not %run %t 2>&1 | FileCheck %s --check-prefix=NO_COOKIE
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
diff --git a/compiler-rt/test/asan/TestCases/Posix/start-deactivated.cc b/compiler-rt/test/asan/TestCases/Posix/start-deactivated.cc
index 2eb02dff6fd..2ca8015fc74 100644
--- a/compiler-rt/test/asan/TestCases/Posix/start-deactivated.cc
+++ b/compiler-rt/test/asan/TestCases/Posix/start-deactivated.cc
@@ -5,17 +5,17 @@
// RUN: %clangxx_asan -O0 -DSHARED_LIB %s -fPIC -shared -o %t-so.so
// RUN: %clangxx -O0 %s -c -o %t.o
// RUN: %clangxx_asan -O0 %t.o %libdl -o %t
-// RUN: ASAN_OPTIONS=start_deactivated=1,allocator_may_return_null=0 \
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:start_deactivated=1,allocator_may_return_null=0 \
// RUN: ASAN_ACTIVATION_OPTIONS=allocator_may_return_null=1 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
-// RUN: ASAN_OPTIONS=start_deactivated=1 \
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:start_deactivated=1 \
// RUN: ASAN_ACTIVATION_OPTIONS=help=1 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-HELP
-// RUN: ASAN_OPTIONS=start_deactivated=1,verbosity=1 \
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:start_deactivated=1,verbosity=1 \
// RUN: ASAN_ACTIVATION_OPTIONS=help=1,handle_segv=0 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-UNSUPPORTED
-// RUN: ASAN_OPTIONS=start_deactivated=1 \
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:start_deactivated=1 \
// RUN: ASAN_ACTIVATION_OPTIONS=help=1,handle_segv=0 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-UNSUPPORTED-V0
// Check that verbosity=1 in activation flags affects reporting of unrecognized activation flags.
-// RUN: ASAN_OPTIONS=start_deactivated=1 \
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:start_deactivated=1 \
// RUN: ASAN_ACTIVATION_OPTIONS=help=1,handle_segv=0,verbosity=1 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-UNSUPPORTED
// XFAIL: arm-linux-gnueabi
diff --git a/compiler-rt/test/asan/TestCases/Posix/tsd_dtor_leak.cc b/compiler-rt/test/asan/TestCases/Posix/tsd_dtor_leak.cc
index 6952245227b..69d28194fb9 100644
--- a/compiler-rt/test/asan/TestCases/Posix/tsd_dtor_leak.cc
+++ b/compiler-rt/test/asan/TestCases/Posix/tsd_dtor_leak.cc
@@ -1,7 +1,7 @@
// Regression test for a leak in tsd:
// https://code.google.com/p/address-sanitizer/issues/detail?id=233
// RUN: %clangxx_asan -O1 %s -pthread -o %t
-// RUN: ASAN_OPTIONS=quarantine_size_mb=0 %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:quarantine_size_mb=0 %run %t
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/coverage-basic.cc b/compiler-rt/test/asan/TestCases/Windows/coverage-basic.cc
index 44b499fcb4c..63d29a575f2 100644
--- a/compiler-rt/test/asan/TestCases/Windows/coverage-basic.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/coverage-basic.cc
@@ -1,7 +1,7 @@
// RUN: rm -rf %T/coverage-basic
// RUN: mkdir %T/coverage-basic && cd %T/coverage-basic
// RUN: %clangxx_asan -fsanitize-coverage=func %s -o test.exe
-// RUN: env ASAN_OPTIONS=coverage=1 %run ./test.exe
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1 %run ./test.exe
//
// RUN: %sancov print *.sancov | FileCheck %s
#include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_report_globals_symbolization_at_startup.cc b/compiler-rt/test/asan/TestCases/Windows/dll_report_globals_symbolization_at_startup.cc
index fbdb1c145bb..3fea308d57d 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_report_globals_symbolization_at_startup.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_report_globals_symbolization_at_startup.cc
@@ -1,6 +1,6 @@
// RUN: %clang_cl_asan -LD -O0 -DDLL %s -Fe%t.dll
// RUN: %clang_cl_asan -O0 -DEXE %s %t.lib -Fe%te.exe
-// RUN: env ASAN_OPTIONS=report_globals=2 %run %te.exe 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:report_globals=2 %run %te.exe 2>&1 | FileCheck %s
// FIXME: Currently, the MT runtime build crashes on startup due to dbghelp.dll
// initialization failure.
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_stack_use_after_return.cc b/compiler-rt/test/asan/TestCases/Windows/dll_stack_use_after_return.cc
index 6cd74c265b8..44e5cbb8649 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_stack_use_after_return.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_stack_use_after_return.cc
@@ -1,6 +1,6 @@
// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
// RUN: %clang_cl_asan -LD -O0 %s -Fe%t.dll
-// RUN: env ASAN_OPTIONS=detect_stack_use_after_return=1 not %run %t %t.dll 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:detect_stack_use_after_return=1 not %run %t %t.dll 2>&1 | FileCheck %s
#include <malloc.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/report_globals_reload_dll.cc b/compiler-rt/test/asan/TestCases/Windows/report_globals_reload_dll.cc
index 8b050975aac..c10d2e20f9a 100644
--- a/compiler-rt/test/asan/TestCases/Windows/report_globals_reload_dll.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/report_globals_reload_dll.cc
@@ -1,7 +1,7 @@
// Make sure we can handle reloading the same DLL multiple times.
// RUN: %clang_cl_asan -LD -O0 -DDLL %s -Fe%t.dll
// RUN: %clang_cl_asan -O0 -DEXE %s -Fe%te.exe
-// RUN: env ASAN_OPTIONS=report_globals=1 %run %te.exe %t.dll 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:report_globals=1 %run %te.exe %t.dll 2>&1 | FileCheck %s
#include <windows.h>
#include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/report_globals_vs_freelibrary.cc b/compiler-rt/test/asan/TestCases/Windows/report_globals_vs_freelibrary.cc
index 72bf36ad0be..853804866bb 100644
--- a/compiler-rt/test/asan/TestCases/Windows/report_globals_vs_freelibrary.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/report_globals_vs_freelibrary.cc
@@ -1,6 +1,6 @@
// RUN: %clang_cl_asan -LD -O0 -DDLL %s -Fe%t.dll
// RUN: %clang_cl_asan -O0 -DEXE %s -Fe%te.exe
-// RUN: env ASAN_OPTIONS=report_globals=2 %run %te.exe %t.dll 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:report_globals=2 %run %te.exe %t.dll 2>&1 | FileCheck %s
#include <windows.h>
#include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/stack_use_after_return.cc b/compiler-rt/test/asan/TestCases/Windows/stack_use_after_return.cc
index 7955f268530..508c0bf58a3 100644
--- a/compiler-rt/test/asan/TestCases/Windows/stack_use_after_return.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/stack_use_after_return.cc
@@ -1,5 +1,5 @@
// RUN: %clang_cl_asan -O0 %s -Fe%t
-// RUN: env ASAN_OPTIONS=detect_stack_use_after_return=1 not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:detect_stack_use_after_return=1 not %run %t 2>&1 | FileCheck %s
char *x;
diff --git a/compiler-rt/test/asan/TestCases/allocator_returns_null.cc b/compiler-rt/test/asan/TestCases/allocator_returns_null.cc
index da6fbd43099..bc6cd203516 100644
--- a/compiler-rt/test/asan/TestCases/allocator_returns_null.cc
+++ b/compiler-rt/test/asan/TestCases/allocator_returns_null.cc
@@ -4,16 +4,16 @@
//
// RUN: %clangxx_asan -O0 %s -o %t
// RUN: not %run %t malloc 2>&1 | FileCheck %s --check-prefix=CHECK-mCRASH
-// RUN: env ASAN_OPTIONS=allocator_may_return_null=0 not %run %t malloc 2>&1 | FileCheck %s --check-prefix=CHECK-mCRASH
-// RUN: env ASAN_OPTIONS=allocator_may_return_null=1 %run %t malloc 2>&1 | FileCheck %s --check-prefix=CHECK-mNULL
-// RUN: env ASAN_OPTIONS=allocator_may_return_null=0 not %run %t calloc 2>&1 | FileCheck %s --check-prefix=CHECK-cCRASH
-// RUN: env ASAN_OPTIONS=allocator_may_return_null=1 %run %t calloc 2>&1 | FileCheck %s --check-prefix=CHECK-cNULL
-// RUN: env ASAN_OPTIONS=allocator_may_return_null=0 not %run %t calloc-overflow 2>&1 | FileCheck %s --check-prefix=CHECK-coCRASH
-// RUN: env ASAN_OPTIONS=allocator_may_return_null=1 %run %t calloc-overflow 2>&1 | FileCheck %s --check-prefix=CHECK-coNULL
-// RUN: env ASAN_OPTIONS=allocator_may_return_null=0 not %run %t realloc 2>&1 | FileCheck %s --check-prefix=CHECK-rCRASH
-// RUN: env ASAN_OPTIONS=allocator_may_return_null=1 %run %t realloc 2>&1 | FileCheck %s --check-prefix=CHECK-rNULL
-// RUN: env ASAN_OPTIONS=allocator_may_return_null=0 not %run %t realloc-after-malloc 2>&1 | FileCheck %s --check-prefix=CHECK-mrCRASH
-// RUN: env ASAN_OPTIONS=allocator_may_return_null=1 %run %t realloc-after-malloc 2>&1 | FileCheck %s --check-prefix=CHECK-mrNULL
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:allocator_may_return_null=0 not %run %t malloc 2>&1 | FileCheck %s --check-prefix=CHECK-mCRASH
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:allocator_may_return_null=1 %run %t malloc 2>&1 | FileCheck %s --check-prefix=CHECK-mNULL
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:allocator_may_return_null=0 not %run %t calloc 2>&1 | FileCheck %s --check-prefix=CHECK-cCRASH
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:allocator_may_return_null=1 %run %t calloc 2>&1 | FileCheck %s --check-prefix=CHECK-cNULL
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:allocator_may_return_null=0 not %run %t calloc-overflow 2>&1 | FileCheck %s --check-prefix=CHECK-coCRASH
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:allocator_may_return_null=1 %run %t calloc-overflow 2>&1 | FileCheck %s --check-prefix=CHECK-coNULL
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:allocator_may_return_null=0 not %run %t realloc 2>&1 | FileCheck %s --check-prefix=CHECK-rCRASH
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:allocator_may_return_null=1 %run %t realloc 2>&1 | FileCheck %s --check-prefix=CHECK-rNULL
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:allocator_may_return_null=0 not %run %t realloc-after-malloc 2>&1 | FileCheck %s --check-prefix=CHECK-mrCRASH
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:allocator_may_return_null=1 %run %t realloc-after-malloc 2>&1 | FileCheck %s --check-prefix=CHECK-mrNULL
#include <limits.h>
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/asan_and_llvm_coverage_test.cc b/compiler-rt/test/asan/TestCases/asan_and_llvm_coverage_test.cc
index 35bdfcb353c..05de12b66bb 100644
--- a/compiler-rt/test/asan/TestCases/asan_and_llvm_coverage_test.cc
+++ b/compiler-rt/test/asan/TestCases/asan_and_llvm_coverage_test.cc
@@ -1,5 +1,5 @@
// RUN: %clangxx_asan -coverage -O0 %s -o %t
-// RUN: env ASAN_OPTIONS=check_initialization_order=1 %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:check_initialization_order=1 %run %t 2>&1 | FileCheck %s
// XFAIL: android
#include <stdio.h>
int foo() { return 1; }
diff --git a/compiler-rt/test/asan/TestCases/asan_options-help.cc b/compiler-rt/test/asan/TestCases/asan_options-help.cc
index f10830f1608..a5e19e0c200 100644
--- a/compiler-rt/test/asan/TestCases/asan_options-help.cc
+++ b/compiler-rt/test/asan/TestCases/asan_options-help.cc
@@ -1,5 +1,5 @@
// RUN: %clangxx_asan -O0 %s -o %t
-// RUN: ASAN_OPTIONS=help=1 %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:help=1 %run %t 2>&1 | FileCheck %s
int main() {
}
diff --git a/compiler-rt/test/asan/TestCases/atexit_stats.cc b/compiler-rt/test/asan/TestCases/atexit_stats.cc
index be653447524..596bfdaa0d5 100644
--- a/compiler-rt/test/asan/TestCases/atexit_stats.cc
+++ b/compiler-rt/test/asan/TestCases/atexit_stats.cc
@@ -1,6 +1,6 @@
// Make sure we report atexit stats.
// RUN: %clangxx_asan -O3 %s -o %t
-// RUN: env ASAN_OPTIONS=atexit=1:print_stats=1 %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:atexit=1:print_stats=1 %run %t 2>&1 | FileCheck %s
//
// No atexit output on Android due to
// https://code.google.com/p/address-sanitizer/issues/detail?id=263
diff --git a/compiler-rt/test/asan/TestCases/atoi_strict.c b/compiler-rt/test/asan/TestCases/atoi_strict.c
index d60af6fd2d3..f3739506fb3 100644
--- a/compiler-rt/test/asan/TestCases/atoi_strict.c
+++ b/compiler-rt/test/asan/TestCases/atoi_strict.c
@@ -1,14 +1,14 @@
// Test strict_string_checks option in atoi function
// RUN: %clang_asan %s -o %t
// RUN: %run %t test1 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test1 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test1 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1
// RUN: %run %t test2 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test2 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test2 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2
// RUN: %run %t test3 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test3 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test3 2>&1 | FileCheck %s --check-prefix=CHECK3
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test3 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test3 2>&1 | FileCheck %s --check-prefix=CHECK3
#include <assert.h>
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/atol_strict.c b/compiler-rt/test/asan/TestCases/atol_strict.c
index 97ec5ba15fd..f106150f3ea 100644
--- a/compiler-rt/test/asan/TestCases/atol_strict.c
+++ b/compiler-rt/test/asan/TestCases/atol_strict.c
@@ -1,14 +1,14 @@
// Test strict_string_checks option in atol function
// RUN: %clang_asan %s -o %t
// RUN: %run %t test1 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test1 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test1 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1
// RUN: %run %t test2 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test2 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test2 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2
// RUN: %run %t test3 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test3 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test3 2>&1 | FileCheck %s --check-prefix=CHECK3
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test3 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test3 2>&1 | FileCheck %s --check-prefix=CHECK3
#include <assert.h>
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/atoll_strict.c b/compiler-rt/test/asan/TestCases/atoll_strict.c
index cd0ef6903f2..23405d2d220 100644
--- a/compiler-rt/test/asan/TestCases/atoll_strict.c
+++ b/compiler-rt/test/asan/TestCases/atoll_strict.c
@@ -1,14 +1,14 @@
// Test strict_string_checks option in atoll function
// RUN: %clang_asan %s -o %t
// RUN: %run %t test1 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test1 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test1 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1
// RUN: %run %t test2 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test2 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test2 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2
// RUN: %run %t test3 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test3 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test3 2>&1 | FileCheck %s --check-prefix=CHECK3
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test3 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test3 2>&1 | FileCheck %s --check-prefix=CHECK3
#include <assert.h>
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/closed-fds.cc b/compiler-rt/test/asan/TestCases/closed-fds.cc
index 604bf8bcf0a..56799e45a92 100644
--- a/compiler-rt/test/asan/TestCases/closed-fds.cc
+++ b/compiler-rt/test/asan/TestCases/closed-fds.cc
@@ -2,7 +2,7 @@
// symbolizer still works.
// RUN: rm -f %t.log.*
-// RUN: %clangxx_asan -O0 %s -o %t 2>&1 && ASAN_OPTIONS=log_path=%t.log:verbosity=2 not %run %t 2>&1
+// RUN: %clangxx_asan -O0 %s -o %t 2>&1 && ASAN_OPTIONS=$ASAN_OPTIONS:log_path=%t.log:verbosity=2 not %run %t 2>&1
// RUN: FileCheck %s --check-prefix=CHECK-FILE < %t.log.*
#include <assert.h>
diff --git a/compiler-rt/test/asan/TestCases/contiguous_container_crash.cc b/compiler-rt/test/asan/TestCases/contiguous_container_crash.cc
index 9bea17765ea..1ae1ff16430 100644
--- a/compiler-rt/test/asan/TestCases/contiguous_container_crash.cc
+++ b/compiler-rt/test/asan/TestCases/contiguous_container_crash.cc
@@ -2,7 +2,7 @@
// RUN: not %run %t crash 2>&1 | FileCheck --check-prefix=CHECK-CRASH %s
// RUN: not %run %t bad-bounds 2>&1 | FileCheck --check-prefix=CHECK-BAD-BOUNDS %s
// RUN: not %run %t bad-alignment 2>&1 | FileCheck --check-prefix=CHECK-BAD-ALIGNMENT %s
-// RUN: env ASAN_OPTIONS=detect_container_overflow=0 %run %t crash
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:detect_container_overflow=0 %run %t crash
//
// Test crash due to __sanitizer_annotate_contiguous_container.
diff --git a/compiler-rt/test/asan/TestCases/coverage-and-lsan.cc b/compiler-rt/test/asan/TestCases/coverage-and-lsan.cc
index b58447d5943..f65889c0a1b 100644
--- a/compiler-rt/test/asan/TestCases/coverage-and-lsan.cc
+++ b/compiler-rt/test/asan/TestCases/coverage-and-lsan.cc
@@ -5,7 +5,7 @@
// RUN: rm -rf %T/coverage-and-lsan
//
// RUN: mkdir -p %T/coverage-and-lsan/normal
-// RUN: ASAN_OPTIONS=coverage=1:coverage_dir=%T/coverage-and-lsan:verbosity=1 not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_dir=%T/coverage-and-lsan:verbosity=1 not %run %t 2>&1 | FileCheck %s
// RUN: %sancov print %T/coverage-and-lsan/*.sancov 2>&1
//
// REQUIRES: leak-detection
diff --git a/compiler-rt/test/asan/TestCases/coverage-caller-callee-total-count.cc b/compiler-rt/test/asan/TestCases/coverage-caller-callee-total-count.cc
index 154cdcc4eb8..ac6d2486e46 100644
--- a/compiler-rt/test/asan/TestCases/coverage-caller-callee-total-count.cc
+++ b/compiler-rt/test/asan/TestCases/coverage-caller-callee-total-count.cc
@@ -1,7 +1,7 @@
// Test __sanitizer_get_total_unique_coverage for caller-callee coverage
// RUN: %clangxx_asan -fsanitize-coverage=edge,indirect-calls %s -o %t
-// RUN: ASAN_OPTIONS=coverage=1 %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1 %run %t
// RUN: rm -f caller-callee*.sancov
//
// REQUIRES: asan-64-bits
diff --git a/compiler-rt/test/asan/TestCases/coverage-caller-callee.cc b/compiler-rt/test/asan/TestCases/coverage-caller-callee.cc
index 2182219c1d1..9c42817776f 100644
--- a/compiler-rt/test/asan/TestCases/coverage-caller-callee.cc
+++ b/compiler-rt/test/asan/TestCases/coverage-caller-callee.cc
@@ -2,12 +2,12 @@
// and various numbers of callers and callees.
// RUN: %clangxx_asan -fsanitize-coverage=edge,indirect-calls %s -o %t
-// RUN: ASAN_OPTIONS=coverage=1:verbosity=1 %run %t 10 1 2>&1 | FileCheck %s --check-prefix=CHECK-10-1
-// RUN: ASAN_OPTIONS=coverage=1:verbosity=1 %run %t 9 2 2>&1 | FileCheck %s --check-prefix=CHECK-9-2
-// RUN: ASAN_OPTIONS=coverage=1:verbosity=1 %run %t 7 3 2>&1 | FileCheck %s --check-prefix=CHECK-7-3
-// RUN: ASAN_OPTIONS=coverage=1:verbosity=1 %run %t 17 1 2>&1 | FileCheck %s --check-prefix=CHECK-17-1
-// RUN: ASAN_OPTIONS=coverage=1:verbosity=1 %run %t 15 2 2>&1 | FileCheck %s --check-prefix=CHECK-15-2
-// RUN: ASAN_OPTIONS=coverage=1:verbosity=1 %run %t 18 3 2>&1 | FileCheck %s --check-prefix=CHECK-18-3
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:verbosity=1 %run %t 10 1 2>&1 | FileCheck %s --check-prefix=CHECK-10-1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:verbosity=1 %run %t 9 2 2>&1 | FileCheck %s --check-prefix=CHECK-9-2
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:verbosity=1 %run %t 7 3 2>&1 | FileCheck %s --check-prefix=CHECK-7-3
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:verbosity=1 %run %t 17 1 2>&1 | FileCheck %s --check-prefix=CHECK-17-1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:verbosity=1 %run %t 15 2 2>&1 | FileCheck %s --check-prefix=CHECK-15-2
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:verbosity=1 %run %t 18 3 2>&1 | FileCheck %s --check-prefix=CHECK-18-3
// RUN: rm -f caller-callee*.sancov
//
// REQUIRES: asan-64-bits
diff --git a/compiler-rt/test/asan/TestCases/coverage-disabled.cc b/compiler-rt/test/asan/TestCases/coverage-disabled.cc
index 96b1e73f962..605bd10d929 100644
--- a/compiler-rt/test/asan/TestCases/coverage-disabled.cc
+++ b/compiler-rt/test/asan/TestCases/coverage-disabled.cc
@@ -5,11 +5,11 @@
// RUN: rm -rf %T/coverage-disabled
//
// RUN: mkdir -p %T/coverage-disabled/normal
-// RUN: ASAN_OPTIONS=coverage_direct=0:coverage_dir=%T/coverage-disabled/normal:verbosity=1 %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage_direct=0:coverage_dir=%T/coverage-disabled/normal:verbosity=1 %run %t
// RUN: not %sancov print %T/coverage-disabled/normal/*.sancov 2>&1
//
// RUN: mkdir -p %T/coverage-disabled/direct
-// RUN: ASAN_OPTIONS=coverage_direct=1:coverage_dir=%T/coverage-disabled/direct:verbosity=1 %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage_direct=1:coverage_dir=%T/coverage-disabled/direct:verbosity=1 %run %t
// RUN: cd %T/coverage-disabled/direct
// RUN: not %sancov rawunpack *.sancov
//
diff --git a/compiler-rt/test/asan/TestCases/coverage-levels.cc b/compiler-rt/test/asan/TestCases/coverage-levels.cc
index ef62435ec22..aa3641927cf 100644
--- a/compiler-rt/test/asan/TestCases/coverage-levels.cc
+++ b/compiler-rt/test/asan/TestCases/coverage-levels.cc
@@ -1,19 +1,19 @@
// Test various levels of coverage
//
// RUN: %clangxx_asan -O1 -fsanitize-coverage=func %s -o %t
-// RUN: ASAN_OPTIONS=coverage=1:coverage_bitset=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_bitset=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK1
// RUN: %clangxx_asan -O1 -fsanitize-coverage=bb %s -o %t
-// RUN: ASAN_OPTIONS=coverage=1:coverage_bitset=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK2
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_bitset=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK2
// RUN: %clangxx_asan -O1 -fsanitize-coverage=edge %s -o %t
-// RUN: ASAN_OPTIONS=coverage=1:coverage_bitset=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK3
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_bitset=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK3
// RUN: %clangxx_asan -O1 -fsanitize-coverage=edge -mllvm -sanitizer-coverage-block-threshold=0 %s -o %t
-// RUN: ASAN_OPTIONS=coverage=1:coverage_bitset=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK3
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_bitset=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK3
// RUN: %clangxx_asan -O1 -fsanitize-coverage=edge,8bit-counters %s -o %t
-// RUN: ASAN_OPTIONS=coverage=1:coverage_counters=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK_COUNTERS
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_counters=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK_COUNTERS
-// RUN: ASAN_OPTIONS=coverage=1:coverage_bitset=0:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK3_NOBITSET
-// RUN: ASAN_OPTIONS=coverage=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK3_NOBITSET
-// RUN: ASAN_OPTIONS=coverage=1:coverage_pcs=0:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK3_NOPCS
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_bitset=0:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK3_NOBITSET
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK3_NOBITSET
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:coverage_pcs=0:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK3_NOPCS
//
// REQUIRES: asan-64-bits
diff --git a/compiler-rt/test/asan/TestCases/coverage-maybe-open-file.cc b/compiler-rt/test/asan/TestCases/coverage-maybe-open-file.cc
index 4760c227d34..b261fb0fc77 100644
--- a/compiler-rt/test/asan/TestCases/coverage-maybe-open-file.cc
+++ b/compiler-rt/test/asan/TestCases/coverage-maybe-open-file.cc
@@ -4,8 +4,8 @@
// RUN: %clangxx_asan -fsanitize-coverage=func %s -o %t
// RUN: rm -rf %T/coverage-maybe-open-file
// RUN: mkdir -p %T/coverage-maybe-open-file && cd %T/coverage-maybe-open-file
-// RUN: ASAN_OPTIONS=coverage=1 %run %t | FileCheck %s --check-prefix=CHECK-success
-// RUN: ASAN_OPTIONS=coverage=0 %run %t | FileCheck %s --check-prefix=CHECK-fail
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1 %run %t | FileCheck %s --check-prefix=CHECK-success
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=0 %run %t | FileCheck %s --check-prefix=CHECK-fail
// RUN: [ "$(cat test.sancov.packed)" == "test" ]
// RUN: cd .. && rm -rf %T/coverage-maybe-open-file
diff --git a/compiler-rt/test/asan/TestCases/coverage-order-pcs.cc b/compiler-rt/test/asan/TestCases/coverage-order-pcs.cc
index eb2b875257c..3f56354e44a 100644
--- a/compiler-rt/test/asan/TestCases/coverage-order-pcs.cc
+++ b/compiler-rt/test/asan/TestCases/coverage-order-pcs.cc
@@ -3,16 +3,16 @@
// RUN: rm -rf $DIR
// RUN: mkdir $DIR
// RUN: %clangxx_asan -fsanitize-coverage=func %s -o %t
-// RUN: ASAN_OPTIONS=coverage_dir=$DIR:coverage=1:coverage_order_pcs=0 %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage_dir=$DIR:coverage=1:coverage_order_pcs=0 %run %t
// RUN: mv $DIR/*sancov $DIR/A
-// RUN: ASAN_OPTIONS=coverage_dir=$DIR:coverage=1:coverage_order_pcs=0 %run %t 1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage_dir=$DIR:coverage=1:coverage_order_pcs=0 %run %t 1
// RUN: mv $DIR/*sancov $DIR/B
-// RUN: ASAN_OPTIONS=coverage_dir=$DIR:coverage=1:coverage_order_pcs=1 %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage_dir=$DIR:coverage=1:coverage_order_pcs=1 %run %t
// RUN: mv $DIR/*sancov $DIR/C
-// RUN: ASAN_OPTIONS=coverage_dir=$DIR:coverage=1:coverage_order_pcs=1 %run %t 1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage_dir=$DIR:coverage=1:coverage_order_pcs=1 %run %t 1
// RUN: mv $DIR/*sancov $DIR/D
//
// RUN: (%sancov print $DIR/A; %sancov print $DIR/B; %sancov print $DIR/C; %sancov print $DIR/D) | FileCheck %s
diff --git a/compiler-rt/test/asan/TestCases/coverage-reset.cc b/compiler-rt/test/asan/TestCases/coverage-reset.cc
index cab40ea64f3..8e025600fda 100644
--- a/compiler-rt/test/asan/TestCases/coverage-reset.cc
+++ b/compiler-rt/test/asan/TestCases/coverage-reset.cc
@@ -1,7 +1,7 @@
// Test __sanitizer_reset_coverage().
// RUN: %clangxx_asan -fsanitize-coverage=func %s -o %t
-// RUN: ASAN_OPTIONS=coverage=1 %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1 %run %t
#include <sanitizer/coverage_interface.h>
#include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/coverage-tracing.cc b/compiler-rt/test/asan/TestCases/coverage-tracing.cc
index 05f7f68a83d..21a98515f64 100644
--- a/compiler-rt/test/asan/TestCases/coverage-tracing.cc
+++ b/compiler-rt/test/asan/TestCases/coverage-tracing.cc
@@ -4,14 +4,14 @@
// RUN: rm -rf %T/coverage-tracing
// RUN: mkdir %T/coverage-tracing
// RUN: cd %T/coverage-tracing
-// RUN: A=x; ASAN_OPTIONS=coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK1; mv trace-points.*.sancov $A.points
-// RUN: A=f; ASAN_OPTIONS=coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK2; mv trace-points.*.sancov $A.points
-// RUN: A=b; ASAN_OPTIONS=coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK2; mv trace-points.*.sancov $A.points
-// RUN: A=bf; ASAN_OPTIONS=coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK3; mv trace-points.*.sancov $A.points
-// RUN: A=fb; ASAN_OPTIONS=coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK3; mv trace-points.*.sancov $A.points
-// RUN: A=ffb; ASAN_OPTIONS=coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK4; mv trace-points.*.sancov $A.points
-// RUN: A=fff; ASAN_OPTIONS=coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK4; mv trace-points.*.sancov $A.points
-// RUN: A=bbf; ASAN_OPTIONS=coverage=1:verbosity=1 %run %t $A 100 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK301; mv trace-points.*.sancov $A.points
+// RUN: A=x; ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK1; mv trace-points.*.sancov $A.points
+// RUN: A=f; ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK2; mv trace-points.*.sancov $A.points
+// RUN: A=b; ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK2; mv trace-points.*.sancov $A.points
+// RUN: A=bf; ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK3; mv trace-points.*.sancov $A.points
+// RUN: A=fb; ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK3; mv trace-points.*.sancov $A.points
+// RUN: A=ffb; ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK4; mv trace-points.*.sancov $A.points
+// RUN: A=fff; ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK4; mv trace-points.*.sancov $A.points
+// RUN: A=bbf; ASAN_OPTIONS=$ASAN_OPTIONS:coverage=1:verbosity=1 %run %t $A 100 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK301; mv trace-points.*.sancov $A.points
// RUN: diff f.points fff.points
// RUN: diff bf.points fb.points
// RUN: diff bf.points ffb.points
diff --git a/compiler-rt/test/asan/TestCases/debug_mapping.cc b/compiler-rt/test/asan/TestCases/debug_mapping.cc
index b6d5e2a8a80..04de9754801 100644
--- a/compiler-rt/test/asan/TestCases/debug_mapping.cc
+++ b/compiler-rt/test/asan/TestCases/debug_mapping.cc
@@ -1,6 +1,6 @@
// Checks that the debugging API returns correct shadow scale and offset.
// RUN: %clangxx_asan -O %s -o %t
-// RUN: env ASAN_OPTIONS=verbosity=1 %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:verbosity=1 %run %t 2>&1 | FileCheck %s
#include <sanitizer/asan_interface.h>
#include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/debug_ppc64_mapping.cc b/compiler-rt/test/asan/TestCases/debug_ppc64_mapping.cc
index 3ddd3e1404c..ad7e25ce3bd 100644
--- a/compiler-rt/test/asan/TestCases/debug_ppc64_mapping.cc
+++ b/compiler-rt/test/asan/TestCases/debug_ppc64_mapping.cc
@@ -1,6 +1,6 @@
// RUN: %clang_asan -O0 %s -o %t
-// RUN: env ASAN_OPTIONS=verbosity=0 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-PPC64-V0
-// RUN: env ASAN_OPTIONS=verbosity=2 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-PPC64
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:verbosity=0 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-PPC64-V0
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:verbosity=2 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-PPC64
// REQUIRES: powerpc64-supported-target
#include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/deep_call_stack.cc b/compiler-rt/test/asan/TestCases/deep_call_stack.cc
index a5b846e3eb7..0a26a80758c 100644
--- a/compiler-rt/test/asan/TestCases/deep_call_stack.cc
+++ b/compiler-rt/test/asan/TestCases/deep_call_stack.cc
@@ -1,10 +1,10 @@
// Check that UAR mode can handle very deep recusrion.
-// RUN: export ASAN_OPTIONS=detect_stack_use_after_return=1
+// RUN: export ASAN_OPTIONS=$ASAN_OPTIONS:detect_stack_use_after_return=1
// RUN: %clangxx_asan -O2 %s -o %t && \
// RUN: (ulimit -s 4096; %run %t) 2>&1 | FileCheck %s
// Also check that use_sigaltstack+verbosity doesn't crash.
-// RUN: env ASAN_OPTIONS=verbosity=1:use_sigaltstack=1 %run %t | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:verbosity=1:use_sigaltstack=1 %run %t | FileCheck %s
#include <stdio.h>
__attribute__((noinline))
diff --git a/compiler-rt/test/asan/TestCases/deep_stack_uaf.cc b/compiler-rt/test/asan/TestCases/deep_stack_uaf.cc
index 3e88d697fce..7b0f56ef3c6 100644
--- a/compiler-rt/test/asan/TestCases/deep_stack_uaf.cc
+++ b/compiler-rt/test/asan/TestCases/deep_stack_uaf.cc
@@ -1,7 +1,7 @@
// Check that we can store lots of stack frames if asked to.
// RUN: %clangxx_asan -O0 %s -o %t 2>&1
-// RUN: env ASAN_OPTIONS=malloc_context_size=120:redzone=512 not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:malloc_context_size=120:redzone=512 not %run %t 2>&1 | FileCheck %s
// XFAIL: arm-linux-gnueabi
// XFAIL: armv7l-unknown-linux-gnueabihf
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/double-free.cc b/compiler-rt/test/asan/TestCases/double-free.cc
index f0dd2917484..2966aadff70 100644
--- a/compiler-rt/test/asan/TestCases/double-free.cc
+++ b/compiler-rt/test/asan/TestCases/double-free.cc
@@ -2,8 +2,8 @@
// RUN: not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=MALLOC-CTX
// Also works if no malloc context is available.
-// RUN: env ASAN_OPTIONS=malloc_context_size=0:fast_unwind_on_malloc=0 not %run %t 2>&1 | FileCheck %s
-// RUN: env ASAN_OPTIONS=malloc_context_size=0:fast_unwind_on_malloc=1 not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:malloc_context_size=0:fast_unwind_on_malloc=0 not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:malloc_context_size=0:fast_unwind_on_malloc=1 not %run %t 2>&1 | FileCheck %s
// XFAIL: arm-linux-gnueabi
// XFAIL: armv7l-unknown-linux-gnueabihf
diff --git a/compiler-rt/test/asan/TestCases/dump_instruction_bytes.cc b/compiler-rt/test/asan/TestCases/dump_instruction_bytes.cc
index 981e3c31327..33f382cb12b 100644
--- a/compiler-rt/test/asan/TestCases/dump_instruction_bytes.cc
+++ b/compiler-rt/test/asan/TestCases/dump_instruction_bytes.cc
@@ -1,7 +1,7 @@
// Check that ASan prints the faulting instruction bytes on
// dump_instruction_bytes=1
// RUN: %clangxx_asan %s -o %t
-// RUN: env ASAN_OPTIONS=dump_instruction_bytes=1 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-DUMP
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:dump_instruction_bytes=1 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-DUMP
// RUN: not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-NODUMP
//
// REQUIRES: x86_64-supported-target,i386-supported-target
diff --git a/compiler-rt/test/asan/TestCases/gc-test.cc b/compiler-rt/test/asan/TestCases/gc-test.cc
index 4ffa51dd22d..3fedd6a68d3 100644
--- a/compiler-rt/test/asan/TestCases/gc-test.cc
+++ b/compiler-rt/test/asan/TestCases/gc-test.cc
@@ -1,9 +1,9 @@
// RUN: %clangxx_asan %s -pthread -o %t
-// RUN: env ASAN_OPTIONS=detect_stack_use_after_return=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK1
-// RUN: env ASAN_OPTIONS=detect_stack_use_after_return=0 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK0
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:detect_stack_use_after_return=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:detect_stack_use_after_return=0 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK0
// RUN: %clangxx_asan -O3 %s -pthread -o %t
-// RUN: env ASAN_OPTIONS=detect_stack_use_after_return=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK1
-// RUN: env ASAN_OPTIONS=detect_stack_use_after_return=0 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK0
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:detect_stack_use_after_return=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:detect_stack_use_after_return=0 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK0
// REQUIRES: stable-runtime
#include <assert.h>
diff --git a/compiler-rt/test/asan/TestCases/heap-overflow.cc b/compiler-rt/test/asan/TestCases/heap-overflow.cc
index 70a1203562b..caecea70496 100644
--- a/compiler-rt/test/asan/TestCases/heap-overflow.cc
+++ b/compiler-rt/test/asan/TestCases/heap-overflow.cc
@@ -2,7 +2,7 @@
// RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s
-// RUN: env ASAN_OPTIONS=print_stats=1 not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:print_stats=1 not %run %t 2>&1 | FileCheck %s
// FIXME: Fix this test under GCC.
// REQUIRES: Clang
diff --git a/compiler-rt/test/asan/TestCases/heavy_uar_test.cc b/compiler-rt/test/asan/TestCases/heavy_uar_test.cc
index 1f8caea2169..a70dcef1434 100644
--- a/compiler-rt/test/asan/TestCases/heavy_uar_test.cc
+++ b/compiler-rt/test/asan/TestCases/heavy_uar_test.cc
@@ -1,4 +1,4 @@
-// RUN: export ASAN_OPTIONS=detect_stack_use_after_return=1
+// RUN: export ASAN_OPTIONS=$ASAN_OPTIONS:detect_stack_use_after_return=1
// RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s
// XFAIL: arm-linux-gnueabi
diff --git a/compiler-rt/test/asan/TestCases/init-order-atexit.cc b/compiler-rt/test/asan/TestCases/init-order-atexit.cc
index e0dac325ce5..1beeb33cd8c 100644
--- a/compiler-rt/test/asan/TestCases/init-order-atexit.cc
+++ b/compiler-rt/test/asan/TestCases/init-order-atexit.cc
@@ -8,7 +8,7 @@
// We do *not* want to report init-order bug in this case.
// RUN: %clangxx_asan -O0 %s %p/Helpers/init-order-atexit-extra.cc -o %t
-// RUN: env ASAN_OPTIONS=strict_init_order=true not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_init_order=true not %run %t 2>&1 | FileCheck %s
#include <stdio.h>
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/init-order-pthread-create.cc b/compiler-rt/test/asan/TestCases/init-order-pthread-create.cc
index b8bc93e73cf..12362fc440d 100644
--- a/compiler-rt/test/asan/TestCases/init-order-pthread-create.cc
+++ b/compiler-rt/test/asan/TestCases/init-order-pthread-create.cc
@@ -2,7 +2,7 @@
// called.
// RUN: %clangxx_asan %s %p/Helpers/init-order-pthread-create-extra.cc -pthread -o %t
-// RUN: env ASAN_OPTIONS=strict_init_order=true %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_init_order=true %run %t
#include <stdio.h>
#include <pthread.h>
diff --git a/compiler-rt/test/asan/TestCases/initialization-blacklist.cc b/compiler-rt/test/asan/TestCases/initialization-blacklist.cc
index 8ea6b46c183..bcdb111b8bf 100644
--- a/compiler-rt/test/asan/TestCases/initialization-blacklist.cc
+++ b/compiler-rt/test/asan/TestCases/initialization-blacklist.cc
@@ -3,15 +3,15 @@
// RUN: %clangxx_asan -O0 %s %p/Helpers/initialization-blacklist-extra.cc\
// RUN: %p/Helpers/initialization-blacklist-extra2.cc \
// RUN: -fsanitize-blacklist=%p/Helpers/initialization-blacklist.txt -o %t
-// RUN: env ASAN_OPTIONS=check_initialization_order=true %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:check_initialization_order=true %run %t 2>&1
// RUN: %clangxx_asan -O1 %s %p/Helpers/initialization-blacklist-extra.cc\
// RUN: %p/Helpers/initialization-blacklist-extra2.cc \
// RUN: -fsanitize-blacklist=%p/Helpers/initialization-blacklist.txt -o %t
-// RUN: env ASAN_OPTIONS=check_initialization_order=true %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:check_initialization_order=true %run %t 2>&1
// RUN: %clangxx_asan -O2 %s %p/Helpers/initialization-blacklist-extra.cc\
// RUN: %p/Helpers/initialization-blacklist-extra2.cc \
// RUN: -fsanitize-blacklist=%p/Helpers/initialization-blacklist.txt -o %t
-// RUN: env ASAN_OPTIONS=check_initialization_order=true %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:check_initialization_order=true %run %t 2>&1
// Function is defined in another TU.
int readBadGlobal();
diff --git a/compiler-rt/test/asan/TestCases/initialization-bug.cc b/compiler-rt/test/asan/TestCases/initialization-bug.cc
index 25c5a1ff23c..6257d67c308 100644
--- a/compiler-rt/test/asan/TestCases/initialization-bug.cc
+++ b/compiler-rt/test/asan/TestCases/initialization-bug.cc
@@ -1,7 +1,7 @@
// Test to make sure basic initialization order errors are caught.
// RUN: %clangxx_asan -O0 %s %p/Helpers/initialization-bug-extra2.cc -o %t-INIT-ORDER-EXE
-// RUN: env ASAN_OPTIONS=check_initialization_order=true not %run %t-INIT-ORDER-EXE 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:check_initialization_order=true not %run %t-INIT-ORDER-EXE 2>&1 | FileCheck %s
// Do not test with optimization -- the error may be optimized away.
diff --git a/compiler-rt/test/asan/TestCases/initialization-constexpr.cc b/compiler-rt/test/asan/TestCases/initialization-constexpr.cc
index 644246186e0..1188766b602 100644
--- a/compiler-rt/test/asan/TestCases/initialization-constexpr.cc
+++ b/compiler-rt/test/asan/TestCases/initialization-constexpr.cc
@@ -5,13 +5,13 @@
// not dynamic initialization).
// RUN: %clangxx_asan -O0 %s %p/Helpers/initialization-constexpr-extra.cc --std=c++11 -o %t
-// RUN: env ASAN_OPTIONS=check_initialization_order=true %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:check_initialization_order=true %run %t 2>&1
// RUN: %clangxx_asan -O1 %s %p/Helpers/initialization-constexpr-extra.cc --std=c++11 -o %t
-// RUN: env ASAN_OPTIONS=check_initialization_order=true %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:check_initialization_order=true %run %t 2>&1
// RUN: %clangxx_asan -O2 %s %p/Helpers/initialization-constexpr-extra.cc --std=c++11 -o %t
-// RUN: env ASAN_OPTIONS=check_initialization_order=true %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:check_initialization_order=true %run %t 2>&1
// RUN: %clangxx_asan -O3 %s %p/Helpers/initialization-constexpr-extra.cc --std=c++11 -o %t
-// RUN: env ASAN_OPTIONS=check_initialization_order=true %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:check_initialization_order=true %run %t 2>&1
class Integer {
private:
diff --git a/compiler-rt/test/asan/TestCases/initialization-nobug.cc b/compiler-rt/test/asan/TestCases/initialization-nobug.cc
index 1249deb425a..3890edf0720 100644
--- a/compiler-rt/test/asan/TestCases/initialization-nobug.cc
+++ b/compiler-rt/test/asan/TestCases/initialization-nobug.cc
@@ -2,13 +2,13 @@
// order checking. If successful, this will just return 0.
// RUN: %clangxx_asan -O0 %s %p/Helpers/initialization-nobug-extra.cc -o %t
-// RUN: env ASAN_OPTIONS=check_initialization_order=true %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:check_initialization_order=true %run %t 2>&1
// RUN: %clangxx_asan -O1 %s %p/Helpers/initialization-nobug-extra.cc -o %t
-// RUN: env ASAN_OPTIONS=check_initialization_order=true %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:check_initialization_order=true %run %t 2>&1
// RUN: %clangxx_asan -O2 %s %p/Helpers/initialization-nobug-extra.cc -o %t
-// RUN: env ASAN_OPTIONS=check_initialization_order=true %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:check_initialization_order=true %run %t 2>&1
// RUN: %clangxx_asan -O3 %s %p/Helpers/initialization-nobug-extra.cc -o %t
-// RUN: env ASAN_OPTIONS=check_initialization_order=true %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:check_initialization_order=true %run %t 2>&1
// Simple access:
// Make sure that accessing a global in the same TU is safe
diff --git a/compiler-rt/test/asan/TestCases/invalid-free.cc b/compiler-rt/test/asan/TestCases/invalid-free.cc
index cb545ccc215..c6f7b842a91 100644
--- a/compiler-rt/test/asan/TestCases/invalid-free.cc
+++ b/compiler-rt/test/asan/TestCases/invalid-free.cc
@@ -2,8 +2,8 @@
// RUN: not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=MALLOC-CTX
// Also works if no malloc context is available.
-// RUN: env ASAN_OPTIONS=malloc_context_size=0:fast_unwind_on_malloc=0 not %run %t 2>&1 | FileCheck %s
-// RUN: env ASAN_OPTIONS=malloc_context_size=0:fast_unwind_on_malloc=1 not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:malloc_context_size=0:fast_unwind_on_malloc=0 not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:malloc_context_size=0:fast_unwind_on_malloc=1 not %run %t 2>&1 | FileCheck %s
// XFAIL: arm-linux-gnueabi
// XFAIL: armv7l-unknown-linux-gnueabihf
diff --git a/compiler-rt/test/asan/TestCases/log-path_test.cc b/compiler-rt/test/asan/TestCases/log-path_test.cc
index 7dd1fadda86..d253a6f50cf 100644
--- a/compiler-rt/test/asan/TestCases/log-path_test.cc
+++ b/compiler-rt/test/asan/TestCases/log-path_test.cc
@@ -9,21 +9,21 @@
// Good log_path.
// RUN: rm -f %t.log.*
-// RUN: env ASAN_OPTIONS=log_path=%t.log not %run %t 2> %t.out
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:log_path=%t.log not %run %t 2> %t.out
// RUN: FileCheck %s --check-prefix=CHECK-ERROR < %t.log.*
// Invalid log_path.
-// RUN: env ASAN_OPTIONS=log_path=/dev/null/INVALID not %run %t 2> %t.out
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:log_path=/dev/null/INVALID not %run %t 2> %t.out
// RUN: FileCheck %s --check-prefix=CHECK-INVALID < %t.out
// Too long log_path.
-// RUN: env ASAN_OPTIONS=log_path=`for((i=0;i<10000;i++)); do echo -n $i; done` \
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:log_path=`for((i=0;i<10000;i++)); do echo -n $i; done` \
// RUN: not %run %t 2> %t.out
// RUN: FileCheck %s --check-prefix=CHECK-LONG < %t.out
// Run w/o errors should not produce any log.
// RUN: rm -f %t.log.*
-// RUN: env ASAN_OPTIONS=log_path=%t.log %run %t ARG ARG ARG
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:log_path=%t.log %run %t ARG ARG ARG
// RUN: not cat %t.log.*
// FIXME: log_path is not supported on Windows yet.
diff --git a/compiler-rt/test/asan/TestCases/malloc_context_size.cc b/compiler-rt/test/asan/TestCases/malloc_context_size.cc
index 0d9f3159854..91e1bdc5613 100644
--- a/compiler-rt/test/asan/TestCases/malloc_context_size.cc
+++ b/compiler-rt/test/asan/TestCases/malloc_context_size.cc
@@ -1,9 +1,9 @@
// RUN: %clangxx_asan -O0 %s -o %t
-// RUN: env ASAN_OPTIONS=malloc_context_size=0:fast_unwind_on_malloc=0 not %run %t 2>&1 | FileCheck %s
-// RUN: env ASAN_OPTIONS=malloc_context_size=0:fast_unwind_on_malloc=1 not %run %t 2>&1 | FileCheck %s
-// RUN: env ASAN_OPTIONS=malloc_context_size=1:fast_unwind_on_malloc=0 not %run %t 2>&1 | FileCheck %s
-// RUN: env ASAN_OPTIONS=malloc_context_size=1:fast_unwind_on_malloc=1 not %run %t 2>&1 | FileCheck %s
-// RUN: env ASAN_OPTIONS=malloc_context_size=2 not %run %t 2>&1 | FileCheck %s --check-prefix=TWO
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:malloc_context_size=0:fast_unwind_on_malloc=0 not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:malloc_context_size=0:fast_unwind_on_malloc=1 not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:malloc_context_size=1:fast_unwind_on_malloc=0 not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:malloc_context_size=1:fast_unwind_on_malloc=1 not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:malloc_context_size=2 not %run %t 2>&1 | FileCheck %s --check-prefix=TWO
int main() {
char *x = new char[20];
diff --git a/compiler-rt/test/asan/TestCases/malloc_fill.cc b/compiler-rt/test/asan/TestCases/malloc_fill.cc
index 5c926803708..13a73a719dd 100644
--- a/compiler-rt/test/asan/TestCases/malloc_fill.cc
+++ b/compiler-rt/test/asan/TestCases/malloc_fill.cc
@@ -1,8 +1,8 @@
// Check that we fill malloc-ed memory correctly.
// RUN: %clangxx_asan %s -o %t
// RUN: %run %t | FileCheck %s
-// RUN: env ASAN_OPTIONS=max_malloc_fill_size=10:malloc_fill_byte=8 %run %t | FileCheck %s --check-prefix=CHECK-10-8
-// RUN: env ASAN_OPTIONS=max_malloc_fill_size=20:malloc_fill_byte=171 %run %t | FileCheck %s --check-prefix=CHECK-20-ab
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:max_malloc_fill_size=10:malloc_fill_byte=8 %run %t | FileCheck %s --check-prefix=CHECK-10-8
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:max_malloc_fill_size=20:malloc_fill_byte=171 %run %t | FileCheck %s --check-prefix=CHECK-20-ab
#include <stdio.h>
int main(int argc, char **argv) {
diff --git a/compiler-rt/test/asan/TestCases/max_redzone.cc b/compiler-rt/test/asan/TestCases/max_redzone.cc
index 01c25a9f3ef..c5539bcfb16 100644
--- a/compiler-rt/test/asan/TestCases/max_redzone.cc
+++ b/compiler-rt/test/asan/TestCases/max_redzone.cc
@@ -1,8 +1,8 @@
// Test max_redzone runtime option.
-// RUN: %clangxx_asan -O0 %s -o %t && env ASAN_OPTIONS=max_redzone=16 %run %t 0 2>&1
+// RUN: %clangxx_asan -O0 %s -o %t && env ASAN_OPTIONS=$ASAN_OPTIONS:max_redzone=16 %run %t 0 2>&1
// RUN: %clangxx_asan -O0 %s -o %t && %run %t 1 2>&1
-// RUN: %clangxx_asan -O3 %s -o %t && env ASAN_OPTIONS=max_redzone=16 %run %t 0 2>&1
+// RUN: %clangxx_asan -O3 %s -o %t && env ASAN_OPTIONS=$ASAN_OPTIONS:max_redzone=16 %run %t 0 2>&1
// RUN: %clangxx_asan -O3 %s -o %t && %run %t 1 2>&1
#include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/memcmp_strict_test.cc b/compiler-rt/test/asan/TestCases/memcmp_strict_test.cc
index 16b7673dd54..a15d0a35e5e 100644
--- a/compiler-rt/test/asan/TestCases/memcmp_strict_test.cc
+++ b/compiler-rt/test/asan/TestCases/memcmp_strict_test.cc
@@ -1,5 +1,5 @@
-// RUN: %clangxx_asan -O0 %s -o %t && env ASAN_OPTIONS=strict_memcmp=0 %run %t
-// RUN: %clangxx_asan -O0 %s -o %t && env ASAN_OPTIONS=strict_memcmp=1 not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O0 %s -o %t && env ASAN_OPTIONS=$ASAN_OPTIONS:strict_memcmp=0 %run %t
+// RUN: %clangxx_asan -O0 %s -o %t && env ASAN_OPTIONS=$ASAN_OPTIONS:strict_memcmp=1 not %run %t 2>&1 | FileCheck %s
// Default to strict_memcmp=1.
// RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
diff --git a/compiler-rt/test/asan/TestCases/mmap_limit_mb.cc b/compiler-rt/test/asan/TestCases/mmap_limit_mb.cc
index d4ffb2eac24..02410525b2d 100644
--- a/compiler-rt/test/asan/TestCases/mmap_limit_mb.cc
+++ b/compiler-rt/test/asan/TestCases/mmap_limit_mb.cc
@@ -3,10 +3,10 @@
// RUN: %clangxx_asan -O2 %s -o %t
// RUN: %run %t 20 16
// RUN: %run %t 30 1000000
-// RUN: env ASAN_OPTIONS=mmap_limit_mb=300 %run %t 20 16
-// RUN: env ASAN_OPTIONS=mmap_limit_mb=300 %run %t 20 1000000
-// RUN: env ASAN_OPTIONS=mmap_limit_mb=300 not %run %t 500 16 2>&1 | FileCheck %s
-// RUN: env ASAN_OPTIONS=mmap_limit_mb=300 not %run %t 500 1000000 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:mmap_limit_mb=300 %run %t 20 16
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:mmap_limit_mb=300 %run %t 20 1000000
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:mmap_limit_mb=300 not %run %t 500 16 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:mmap_limit_mb=300 not %run %t 500 1000000 2>&1 | FileCheck %s
// XFAIL: arm-linux-gnueabi
#include <assert.h>
diff --git a/compiler-rt/test/asan/TestCases/poison_partial.cc b/compiler-rt/test/asan/TestCases/poison_partial.cc
index ce9c98b7859..8a8921566db 100644
--- a/compiler-rt/test/asan/TestCases/poison_partial.cc
+++ b/compiler-rt/test/asan/TestCases/poison_partial.cc
@@ -1,8 +1,8 @@
// RUN: %clangxx_asan -O0 %s -o %t
// RUN: not %run %t 2>&1 | FileCheck %s
// RUN: not %run %t heap 2>&1 | FileCheck %s
-// RUN: env ASAN_OPTIONS=poison_partial=0 %run %t
-// RUN: env ASAN_OPTIONS=poison_partial=0 %run %t heap
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:poison_partial=0 %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:poison_partial=0 %run %t heap
#include <string.h>
char g[21];
char *x;
diff --git a/compiler-rt/test/asan/TestCases/print_summary.cc b/compiler-rt/test/asan/TestCases/print_summary.cc
index 12dfa261244..67593407125 100644
--- a/compiler-rt/test/asan/TestCases/print_summary.cc
+++ b/compiler-rt/test/asan/TestCases/print_summary.cc
@@ -1,7 +1,7 @@
// RUN: %clangxx_asan -O0 %s -o %t
// RUN: not %run %t 2>&1 | FileCheck %s --check-prefix=SOURCE
-// RUN: env ASAN_OPTIONS=symbolize=false not %run %t 2>&1 | FileCheck %s --check-prefix=MODULE
-// RUN: env ASAN_OPTIONS=print_summary=false not %run %t 2>&1 | FileCheck %s --check-prefix=MISSING
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:symbolize=false not %run %t 2>&1 | FileCheck %s --check-prefix=MODULE
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:print_summary=false not %run %t 2>&1 | FileCheck %s --check-prefix=MISSING
int main() {
char *x = new char[20];
diff --git a/compiler-rt/test/asan/TestCases/printf-1.c b/compiler-rt/test/asan/TestCases/printf-1.c
index 5657083c586..2df74b67a31 100644
--- a/compiler-rt/test/asan/TestCases/printf-1.c
+++ b/compiler-rt/test/asan/TestCases/printf-1.c
@@ -1,6 +1,6 @@
// RUN: %clang_asan -O2 %s -o %t
-// RUN: env ASAN_OPTIONS=check_printf=1 %run %t 2>&1 | FileCheck %s
-// RUN: env ASAN_OPTIONS=check_printf=0 %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:check_printf=1 %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:check_printf=0 %run %t 2>&1 | FileCheck %s
// RUN: %run %t 2>&1 | FileCheck %s
#include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/printf-2.c b/compiler-rt/test/asan/TestCases/printf-2.c
index e9cb47e24c1..b3ab9611114 100644
--- a/compiler-rt/test/asan/TestCases/printf-2.c
+++ b/compiler-rt/test/asan/TestCases/printf-2.c
@@ -1,9 +1,9 @@
// RUN: %clang_asan -O2 %s -o %t
// We need replace_str=0 and replace_intrin=0 to avoid reporting errors in
// strlen() and memcpy() called by printf().
-// RUN: env ASAN_OPTIONS=replace_str=0:replace_intrin=0:check_printf=1 not %run %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s
-// RUN: env ASAN_OPTIONS=replace_str=0:replace_intrin=0:check_printf=0 %run %t 2>&1 | FileCheck --check-prefix=CHECK-OFF %s
-// RUN: env ASAN_OPTIONS=replace_str=0:replace_intrin=0 not %run %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:replace_str=0:replace_intrin=0:check_printf=1 not %run %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:replace_str=0:replace_intrin=0:check_printf=0 %run %t 2>&1 | FileCheck --check-prefix=CHECK-OFF %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:replace_str=0:replace_intrin=0 not %run %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s
// FIXME: printf is not intercepted on Windows yet.
// XFAIL: win32
diff --git a/compiler-rt/test/asan/TestCases/printf-3.c b/compiler-rt/test/asan/TestCases/printf-3.c
index d16833d83c6..bc9fece5dd9 100644
--- a/compiler-rt/test/asan/TestCases/printf-3.c
+++ b/compiler-rt/test/asan/TestCases/printf-3.c
@@ -1,6 +1,6 @@
// RUN: %clang_asan -O2 %s -o %t
-// RUN: env ASAN_OPTIONS=check_printf=1 not %run %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s
-// RUN: env ASAN_OPTIONS=check_printf=0 %run %t 2>&1 | FileCheck --check-prefix=CHECK-OFF %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:check_printf=1 not %run %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:check_printf=0 %run %t 2>&1 | FileCheck --check-prefix=CHECK-OFF %s
// RUN: not %run %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s
// FIXME: printf is not intercepted on Windows yet.
diff --git a/compiler-rt/test/asan/TestCases/printf-4.c b/compiler-rt/test/asan/TestCases/printf-4.c
index e269211d487..b2a14ff4f25 100644
--- a/compiler-rt/test/asan/TestCases/printf-4.c
+++ b/compiler-rt/test/asan/TestCases/printf-4.c
@@ -1,8 +1,8 @@
// RUN: %clang_asan -O2 %s -o %t
// We need replace_str=0 and replace_intrin=0 to avoid reporting errors in
// strlen() and memcpy() called by puts().
-// RUN: env ASAN_OPTIONS=replace_str=0:replace_intrin=0:check_printf=1 not %run %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s
-// RUN: env ASAN_OPTIONS=replace_str=0:replace_intrin=0 not %run %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:replace_str=0:replace_intrin=0:check_printf=1 not %run %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:replace_str=0:replace_intrin=0 not %run %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s
// FIXME: printf is not intercepted on Windows yet.
// XFAIL: win32
diff --git a/compiler-rt/test/asan/TestCases/printf-5.c b/compiler-rt/test/asan/TestCases/printf-5.c
index ac2c1c4b299..d4e2a0ab9cc 100644
--- a/compiler-rt/test/asan/TestCases/printf-5.c
+++ b/compiler-rt/test/asan/TestCases/printf-5.c
@@ -1,8 +1,8 @@
// RUN: %clang_asan -O2 %s -o %t
// We need replace_intrin=0 to avoid reporting errors in memcpy.
-// RUN: env ASAN_OPTIONS=replace_intrin=0:check_printf=1 not %run %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s
-// RUN: env ASAN_OPTIONS=replace_intrin=0:check_printf=0 %run %t 2>&1 | FileCheck --check-prefix=CHECK-OFF %s
-// RUN: env ASAN_OPTIONS=replace_intrin=0 not %run %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:replace_intrin=0:check_printf=1 not %run %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:replace_intrin=0:check_printf=0 %run %t 2>&1 | FileCheck --check-prefix=CHECK-OFF %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:replace_intrin=0 not %run %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s
// FIXME: printf is not intercepted on Windows yet.
// XFAIL: win32
diff --git a/compiler-rt/test/asan/TestCases/stack-overflow.cc b/compiler-rt/test/asan/TestCases/stack-overflow.cc
index d4bb74730f1..d792c466f97 100644
--- a/compiler-rt/test/asan/TestCases/stack-overflow.cc
+++ b/compiler-rt/test/asan/TestCases/stack-overflow.cc
@@ -1,18 +1,18 @@
// Test ASan detection of stack-overflow condition.
-// RUN: %clangxx_asan -O0 %s -DSMALL_FRAME -pthread -o %t && env ASAN_OPTIONS=use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
-// RUN: %clangxx_asan -O3 %s -DSMALL_FRAME -pthread -o %t && env ASAN_OPTIONS=use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
-// RUN: %clangxx_asan -O0 %s -DSAVE_ALL_THE_REGISTERS -pthread -o %t && env ASAN_OPTIONS=use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
-// RUN: %clangxx_asan -O3 %s -DSAVE_ALL_THE_REGISTERS -pthread -o %t && env ASAN_OPTIONS=use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
-// RUN: %clangxx_asan -O0 %s -pthread -o %t && env ASAN_OPTIONS=use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
-// RUN: %clangxx_asan -O3 %s -pthread -o %t && env ASAN_OPTIONS=use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O0 %s -DSMALL_FRAME -pthread -o %t && env ASAN_OPTIONS=$ASAN_OPTIONS:use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O3 %s -DSMALL_FRAME -pthread -o %t && env ASAN_OPTIONS=$ASAN_OPTIONS:use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O0 %s -DSAVE_ALL_THE_REGISTERS -pthread -o %t && env ASAN_OPTIONS=$ASAN_OPTIONS:use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O3 %s -DSAVE_ALL_THE_REGISTERS -pthread -o %t && env ASAN_OPTIONS=$ASAN_OPTIONS:use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O0 %s -pthread -o %t && env ASAN_OPTIONS=$ASAN_OPTIONS:use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O3 %s -pthread -o %t && env ASAN_OPTIONS=$ASAN_OPTIONS:use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
-// RUN: %clangxx_asan -O0 %s -DTHREAD -DSMALL_FRAME -pthread -o %t && env ASAN_OPTIONS=use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
-// RUN: %clangxx_asan -O3 %s -DTHREAD -DSMALL_FRAME -pthread -o %t && env ASAN_OPTIONS=use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
-// RUN: %clangxx_asan -O0 %s -DTHREAD -DSAVE_ALL_THE_REGISTERS -pthread -o %t && env ASAN_OPTIONS=use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
-// RUN: %clangxx_asan -O3 %s -DTHREAD -DSAVE_ALL_THE_REGISTERS -pthread -o %t && env ASAN_OPTIONS=use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
-// RUN: %clangxx_asan -O0 %s -DTHREAD -pthread -o %t && env ASAN_OPTIONS=use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
-// RUN: %clangxx_asan -O3 %s -DTHREAD -pthread -o %t && env ASAN_OPTIONS=use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O0 %s -DTHREAD -DSMALL_FRAME -pthread -o %t && env ASAN_OPTIONS=$ASAN_OPTIONS:use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O3 %s -DTHREAD -DSMALL_FRAME -pthread -o %t && env ASAN_OPTIONS=$ASAN_OPTIONS:use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O0 %s -DTHREAD -DSAVE_ALL_THE_REGISTERS -pthread -o %t && env ASAN_OPTIONS=$ASAN_OPTIONS:use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O3 %s -DTHREAD -DSAVE_ALL_THE_REGISTERS -pthread -o %t && env ASAN_OPTIONS=$ASAN_OPTIONS:use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O0 %s -DTHREAD -pthread -o %t && env ASAN_OPTIONS=$ASAN_OPTIONS:use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O3 %s -DTHREAD -pthread -o %t && env ASAN_OPTIONS=$ASAN_OPTIONS:use_sigaltstack=1 not %run %t 2>&1 | FileCheck %s
// RUN: not %run %t 2>&1 | FileCheck %s
// REQUIRES: stable-runtime
diff --git a/compiler-rt/test/asan/TestCases/stack-use-after-return.cc b/compiler-rt/test/asan/TestCases/stack-use-after-return.cc
index 437c457748c..669e8703b82 100644
--- a/compiler-rt/test/asan/TestCases/stack-use-after-return.cc
+++ b/compiler-rt/test/asan/TestCases/stack-use-after-return.cc
@@ -1,9 +1,9 @@
-// RUN: export ASAN_OPTIONS=detect_stack_use_after_return=1
+// RUN: export ASAN_OPTIONS=$ASAN_OPTIONS:detect_stack_use_after_return=1
// RUN: %clangxx_asan -O0 %s -pthread -o %t && not %run %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -O1 %s -pthread -o %t && not %run %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -O2 %s -pthread -o %t && not %run %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -O3 %s -pthread -o %t && not %run %t 2>&1 | FileCheck %s
-// RUN: env ASAN_OPTIONS=detect_stack_use_after_return=0 %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:detect_stack_use_after_return=0 %run %t
// Regression test for a CHECK failure with small stack size and large frame.
// RUN: %clangxx_asan -O3 %s -pthread -o %t -DkSize=10000 -DUseThread -DkStackSize=65536 && not %run %t 2>&1 | FileCheck --check-prefix=THREAD %s
//
diff --git a/compiler-rt/test/asan/TestCases/strcasestr-1.c b/compiler-rt/test/asan/TestCases/strcasestr-1.c
index 15ccf34512e..c6f9d193e50 100644
--- a/compiler-rt/test/asan/TestCases/strcasestr-1.c
+++ b/compiler-rt/test/asan/TestCases/strcasestr-1.c
@@ -1,9 +1,9 @@
// Test haystack overflow in strcasestr function
-// RUN: %clang_asan %s -o %t && ASAN_OPTIONS=strict_string_checks=true not %run %t 2>&1 | FileCheck %s
+// RUN: %clang_asan %s -o %t && ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t 2>&1 | FileCheck %s
// Test intercept_strstr asan option
// Disable other interceptors because strlen may be called inside strcasestr
-// RUN: ASAN_OPTIONS=intercept_strstr=false:replace_str=false %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:intercept_strstr=false:replace_str=false %run %t 2>&1
// There's no interceptor for strcasestr on Windows
// XFAIL: win32
diff --git a/compiler-rt/test/asan/TestCases/strcasestr-2.c b/compiler-rt/test/asan/TestCases/strcasestr-2.c
index 97b3aa2846f..a4bc6362636 100644
--- a/compiler-rt/test/asan/TestCases/strcasestr-2.c
+++ b/compiler-rt/test/asan/TestCases/strcasestr-2.c
@@ -1,9 +1,9 @@
// Test needle overflow in strcasestr function
-// RUN: %clang_asan %s -o %t && ASAN_OPTIONS=strict_string_checks=true not %run %t 2>&1 | FileCheck %s
+// RUN: %clang_asan %s -o %t && ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t 2>&1 | FileCheck %s
// Test intercept_strstr asan option
// Disable other interceptors because strlen may be called inside strcasestr
-// RUN: ASAN_OPTIONS=intercept_strstr=false:replace_str=false %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:intercept_strstr=false:replace_str=false %run %t 2>&1
// There's no interceptor for strcasestr on Windows
// XFAIL: win32
diff --git a/compiler-rt/test/asan/TestCases/strcasestr_strict.c b/compiler-rt/test/asan/TestCases/strcasestr_strict.c
index 9448bb3d056..03c066bb1b9 100644
--- a/compiler-rt/test/asan/TestCases/strcasestr_strict.c
+++ b/compiler-rt/test/asan/TestCases/strcasestr_strict.c
@@ -1,7 +1,7 @@
// Test strict_string_checks option in strcasestr function
// RUN: %clang_asan %s -o %t && %run %t 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t 2>&1 | FileCheck %s
// There's no interceptor for strcasestr on Windows
// XFAIL: win32
diff --git a/compiler-rt/test/asan/TestCases/strcat_strict.c b/compiler-rt/test/asan/TestCases/strcat_strict.c
index 806b6827cbf..8321f5b620f 100644
--- a/compiler-rt/test/asan/TestCases/strcat_strict.c
+++ b/compiler-rt/test/asan/TestCases/strcat_strict.c
@@ -1,11 +1,11 @@
// Test strict_string_checks option in strcat function
// RUN: %clang_asan %s -o %t
// RUN: not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1-NONSTRICT --check-prefix=CHECK1
-// RUN: ASAN_OPTIONS=strict_string_checks=false not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1-NONSTRICT --check-prefix=CHECK1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1-STRICT --check-prefix=CHECK1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1-NONSTRICT --check-prefix=CHECK1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1-STRICT --check-prefix=CHECK1
// RUN: not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2-NONSTRICT --check-prefix=CHECK2
-// RUN: ASAN_OPTIONS=strict_string_checks=false not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2-NONSTRICT --check-prefix=CHECK2
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2-STRICT --check-prefix=CHECK2
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2-NONSTRICT --check-prefix=CHECK2
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2-STRICT --check-prefix=CHECK2
#include <assert.h>
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/strchr_strict.c b/compiler-rt/test/asan/TestCases/strchr_strict.c
index d0c32f7c8cc..48c1f139583 100644
--- a/compiler-rt/test/asan/TestCases/strchr_strict.c
+++ b/compiler-rt/test/asan/TestCases/strchr_strict.c
@@ -1,7 +1,7 @@
// Test strict_string_checks option in strchr function
// RUN: %clang_asan %s -o %t && %run %t 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t 2>&1 | FileCheck %s
#include <assert.h>
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/strcmp_strict.c b/compiler-rt/test/asan/TestCases/strcmp_strict.c
index 6514ab943b9..316765e1837 100644
--- a/compiler-rt/test/asan/TestCases/strcmp_strict.c
+++ b/compiler-rt/test/asan/TestCases/strcmp_strict.c
@@ -1,7 +1,7 @@
// Test strict_string_checks option in strcmp function
// RUN: %clang_asan %s -o %t && %run %t 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t 2>&1 | FileCheck %s
#include <assert.h>
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/strcspn-1.c b/compiler-rt/test/asan/TestCases/strcspn-1.c
index 3f2303988ef..5a19222e6bb 100644
--- a/compiler-rt/test/asan/TestCases/strcspn-1.c
+++ b/compiler-rt/test/asan/TestCases/strcspn-1.c
@@ -2,7 +2,7 @@
// RUN: %clang_asan %s -o %t && ASAN_OPTIONS=strict_string_checks=true not %run %t 2>&1 | FileCheck %s
// Test intercept_strspn asan option
-// RUN: ASAN_OPTIONS=intercept_strspn=false %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:intercept_strspn=false %run %t 2>&1
#include <assert.h>
#include <string.h>
diff --git a/compiler-rt/test/asan/TestCases/strcspn-2.c b/compiler-rt/test/asan/TestCases/strcspn-2.c
index dd418f1bd4e..288380fd610 100644
--- a/compiler-rt/test/asan/TestCases/strcspn-2.c
+++ b/compiler-rt/test/asan/TestCases/strcspn-2.c
@@ -2,7 +2,7 @@
// RUN: %clang_asan %s -o %t && ASAN_OPTIONS=strict_string_checks=true not %run %t 2>&1 | FileCheck %s
// Test intercept_strcspn asan option
-// RUN: ASAN_OPTIONS=intercept_strspn=false %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:intercept_strspn=false %run %t 2>&1
#include <assert.h>
#include <string.h>
diff --git a/compiler-rt/test/asan/TestCases/strcspn_strict.c b/compiler-rt/test/asan/TestCases/strcspn_strict.c
index 384615288bc..7198f9a0872 100644
--- a/compiler-rt/test/asan/TestCases/strcspn_strict.c
+++ b/compiler-rt/test/asan/TestCases/strcspn_strict.c
@@ -1,7 +1,7 @@
// Test strict_string_checks option in strcspn function
// RUN: %clang_asan %s -o %t && %run %t 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t 2>&1 | FileCheck %s
#include <assert.h>
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/strip_path_prefix.c b/compiler-rt/test/asan/TestCases/strip_path_prefix.c
index c441eac9259..fc9ebd1691c 100644
--- a/compiler-rt/test/asan/TestCases/strip_path_prefix.c
+++ b/compiler-rt/test/asan/TestCases/strip_path_prefix.c
@@ -1,5 +1,5 @@
// RUN: %clang_asan -O2 %s -o %t
-// RUN: env ASAN_OPTIONS="strip_path_prefix='%S/'" not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS="$ASAN_OPTIONS:strip_path_prefix='%S/'" not %run %t 2>&1 | FileCheck %s
#include <stdlib.h>
int main() {
diff --git a/compiler-rt/test/asan/TestCases/strncat_strict.c b/compiler-rt/test/asan/TestCases/strncat_strict.c
index 377af966936..16de17689d0 100644
--- a/compiler-rt/test/asan/TestCases/strncat_strict.c
+++ b/compiler-rt/test/asan/TestCases/strncat_strict.c
@@ -1,11 +1,11 @@
// Test strict_string_checks option in strncat function
// RUN: %clang_asan %s -o %t
// RUN: not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1-NONSTRICT --check-prefix=CHECK1
-// RUN: ASAN_OPTIONS=strict_string_checks=false not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1-NONSTRICT --check-prefix=CHECK1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1-STRICT --check-prefix=CHECK1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1-NONSTRICT --check-prefix=CHECK1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1-STRICT --check-prefix=CHECK1
// RUN: not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2-NONSTRICT --check-prefix=CHECK2
-// RUN: ASAN_OPTIONS=strict_string_checks=false not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2-NONSTRICT --check-prefix=CHECK2
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2-STRICT --check-prefix=CHECK2
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2-NONSTRICT --check-prefix=CHECK2
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2-STRICT --check-prefix=CHECK2
#include <assert.h>
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/strpbrk-1.c b/compiler-rt/test/asan/TestCases/strpbrk-1.c
index 25b32b30970..bc7b5897629 100644
--- a/compiler-rt/test/asan/TestCases/strpbrk-1.c
+++ b/compiler-rt/test/asan/TestCases/strpbrk-1.c
@@ -2,7 +2,7 @@
// RUN: %clang_asan %s -o %t && ASAN_OPTIONS=strict_string_checks=true not %run %t 2>&1 | FileCheck %s
// Test intercept_strpbrk asan option
-// RUN: ASAN_OPTIONS=intercept_strpbrk=false %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:intercept_strpbrk=false %run %t 2>&1
#include <assert.h>
#include <string.h>
diff --git a/compiler-rt/test/asan/TestCases/strpbrk-2.c b/compiler-rt/test/asan/TestCases/strpbrk-2.c
index 2c92723f8c2..7247622f149 100644
--- a/compiler-rt/test/asan/TestCases/strpbrk-2.c
+++ b/compiler-rt/test/asan/TestCases/strpbrk-2.c
@@ -2,7 +2,7 @@
// RUN: %clang_asan %s -o %t && ASAN_OPTIONS=strict_string_checks=true not %run %t 2>&1 | FileCheck %s
// Test intercept_strpbrk asan option
-// RUN: ASAN_OPTIONS=intercept_strpbrk=false %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:intercept_strpbrk=false %run %t 2>&1
#include <assert.h>
#include <string.h>
diff --git a/compiler-rt/test/asan/TestCases/strpbrk_strict.c b/compiler-rt/test/asan/TestCases/strpbrk_strict.c
index 1bf48eccba4..2521e96ba5f 100644
--- a/compiler-rt/test/asan/TestCases/strpbrk_strict.c
+++ b/compiler-rt/test/asan/TestCases/strpbrk_strict.c
@@ -1,7 +1,7 @@
// Test strict_string_checks option in strpbrk function
// RUN: %clang_asan %s -o %t && %run %t 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t 2>&1 | FileCheck %s
#include <assert.h>
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/strspn-1.c b/compiler-rt/test/asan/TestCases/strspn-1.c
index f906bc52637..b35d7282851 100644
--- a/compiler-rt/test/asan/TestCases/strspn-1.c
+++ b/compiler-rt/test/asan/TestCases/strspn-1.c
@@ -2,7 +2,7 @@
// RUN: %clang_asan %s -o %t && ASAN_OPTIONS=strict_string_checks=true not %run %t 2>&1 | FileCheck %s
// Test intercept_strspn asan option
-// RUN: ASAN_OPTIONS=intercept_strspn=false %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:intercept_strspn=false %run %t 2>&1
#include <assert.h>
#include <string.h>
diff --git a/compiler-rt/test/asan/TestCases/strspn-2.c b/compiler-rt/test/asan/TestCases/strspn-2.c
index d9f831d45ea..530d94c16c5 100644
--- a/compiler-rt/test/asan/TestCases/strspn-2.c
+++ b/compiler-rt/test/asan/TestCases/strspn-2.c
@@ -2,7 +2,7 @@
// RUN: %clang_asan %s -o %t && ASAN_OPTIONS=strict_string_checks=true not %run %t 2>&1 | FileCheck %s
// Test intercept_strspn asan option
-// RUN: ASAN_OPTIONS=intercept_strspn=false %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:intercept_strspn=false %run %t 2>&1
#include <assert.h>
#include <string.h>
diff --git a/compiler-rt/test/asan/TestCases/strspn_strict.c b/compiler-rt/test/asan/TestCases/strspn_strict.c
index d7ab63ccb27..7df6c0da9ab 100644
--- a/compiler-rt/test/asan/TestCases/strspn_strict.c
+++ b/compiler-rt/test/asan/TestCases/strspn_strict.c
@@ -1,7 +1,7 @@
// Test strict_str`ing_checks option in strspn function
// RUN: %clang_asan %s -o %t && %run %t 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t 2>&1 | FileCheck %s
#include <assert.h>
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/strstr-1.c b/compiler-rt/test/asan/TestCases/strstr-1.c
index bd5f21d36c7..1cbe6e9bd07 100644
--- a/compiler-rt/test/asan/TestCases/strstr-1.c
+++ b/compiler-rt/test/asan/TestCases/strstr-1.c
@@ -3,7 +3,7 @@
// Test intercept_strstr asan option
// Disable other interceptors because strlen may be called inside strstr
-// RUN: ASAN_OPTIONS=intercept_strstr=false:replace_str=false %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:intercept_strstr=false:replace_str=false %run %t 2>&1
#include <assert.h>
#include <string.h>
diff --git a/compiler-rt/test/asan/TestCases/strstr-2.c b/compiler-rt/test/asan/TestCases/strstr-2.c
index 9bf62b0bab7..4e97d6be714 100644
--- a/compiler-rt/test/asan/TestCases/strstr-2.c
+++ b/compiler-rt/test/asan/TestCases/strstr-2.c
@@ -3,7 +3,7 @@
// Test intercept_strstr asan option
// Disable other interceptors because strlen may be called inside strstr
-// RUN: ASAN_OPTIONS=intercept_strstr=false:replace_str=false %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:intercept_strstr=false:replace_str=false %run %t 2>&1
#include <assert.h>
#include <string.h>
diff --git a/compiler-rt/test/asan/TestCases/strstr_strict.c b/compiler-rt/test/asan/TestCases/strstr_strict.c
index e2e11fe38e0..f7eca6aeb90 100644
--- a/compiler-rt/test/asan/TestCases/strstr_strict.c
+++ b/compiler-rt/test/asan/TestCases/strstr_strict.c
@@ -1,7 +1,7 @@
// Test strict_string_checks option in strstr function
// RUN: %clang_asan %s -o %t && %run %t 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t 2>&1 | FileCheck %s
#include <assert.h>
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/strtol_strict.c b/compiler-rt/test/asan/TestCases/strtol_strict.c
index ec4d6ae8aad..fac3b3a5439 100644
--- a/compiler-rt/test/asan/TestCases/strtol_strict.c
+++ b/compiler-rt/test/asan/TestCases/strtol_strict.c
@@ -1,26 +1,26 @@
// Test strict_string_checks option in strtol function
// RUN: %clang_asan -DTEST1 %s -o %t
// RUN: %run %t test1 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test1 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test1 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1
// RUN: %run %t test2 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test2 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test2 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2
// RUN: %run %t test3 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test3 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test3 2>&1 | FileCheck %s --check-prefix=CHECK3
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test3 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test3 2>&1 | FileCheck %s --check-prefix=CHECK3
// RUN: %run %t test4 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test4 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test4 2>&1 | FileCheck %s --check-prefix=CHECK4
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test4 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test4 2>&1 | FileCheck %s --check-prefix=CHECK4
// RUN: %run %t test5 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test5 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test5 2>&1 | FileCheck %s --check-prefix=CHECK5
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test5 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test5 2>&1 | FileCheck %s --check-prefix=CHECK5
// RUN: %run %t test6 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test6 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test6 2>&1 | FileCheck %s --check-prefix=CHECK6
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test6 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test6 2>&1 | FileCheck %s --check-prefix=CHECK6
// RUN: %run %t test7 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test7 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test7 2>&1 | FileCheck %s --check-prefix=CHECK7
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test7 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test7 2>&1 | FileCheck %s --check-prefix=CHECK7
#include <assert.h>
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/strtoll_strict.c b/compiler-rt/test/asan/TestCases/strtoll_strict.c
index 1a7f46fadbb..983da9f7ed3 100644
--- a/compiler-rt/test/asan/TestCases/strtoll_strict.c
+++ b/compiler-rt/test/asan/TestCases/strtoll_strict.c
@@ -1,26 +1,26 @@
// Test strict_string_checks option in strtoll function
// RUN: %clang_asan -DTEST1 %s -o %t
// RUN: %run %t test1 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test1 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test1 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test1 2>&1 | FileCheck %s --check-prefix=CHECK1
// RUN: %run %t test2 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test2 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test2 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test2 2>&1 | FileCheck %s --check-prefix=CHECK2
// RUN: %run %t test3 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test3 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test3 2>&1 | FileCheck %s --check-prefix=CHECK3
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test3 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test3 2>&1 | FileCheck %s --check-prefix=CHECK3
// RUN: %run %t test4 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test4 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test4 2>&1 | FileCheck %s --check-prefix=CHECK4
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test4 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test4 2>&1 | FileCheck %s --check-prefix=CHECK4
// RUN: %run %t test5 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test5 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test5 2>&1 | FileCheck %s --check-prefix=CHECK5
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test5 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test5 2>&1 | FileCheck %s --check-prefix=CHECK5
// RUN: %run %t test6 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test6 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test6 2>&1 | FileCheck %s --check-prefix=CHECK6
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test6 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test6 2>&1 | FileCheck %s --check-prefix=CHECK6
// RUN: %run %t test7 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=false %run %t test7 2>&1
-// RUN: ASAN_OPTIONS=strict_string_checks=true not %run %t test7 2>&1 | FileCheck %s --check-prefix=CHECK7
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=false %run %t test7 2>&1
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_string_checks=true not %run %t test7 2>&1 | FileCheck %s --check-prefix=CHECK7
#include <assert.h>
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/suppressions-exec-relative-location.cc b/compiler-rt/test/asan/TestCases/suppressions-exec-relative-location.cc
index cc69b7a6e2c..84f0262dc0b 100644
--- a/compiler-rt/test/asan/TestCases/suppressions-exec-relative-location.cc
+++ b/compiler-rt/test/asan/TestCases/suppressions-exec-relative-location.cc
@@ -9,18 +9,18 @@
// RUN: %clangxx_asan -O0 %s -o %T/suppressions-exec-relative-location/exec
// RUN: echo "interceptor_via_fun:crash_function" > \
// RUN: %T/suppressions-exec-relative-location/supp.txt
-// RUN: ASAN_OPTIONS="suppressions=supp.txt" \
+// RUN: env ASAN_OPTIONS="$ASAN_OPTIONS:suppressions=supp.txt" \
// RUN: %run %T/suppressions-exec-relative-location/exec 2>&1 | \
// RUN: FileCheck --check-prefix=CHECK-IGNORE %s
// RUN: rm -rf %T/suppressions-exec-relative-location
// If the wrong absolute path is given, we don't try to construct
// a relative path with it.
-// RUN: ASAN_OPTIONS="suppressions='/absolute/path'" not %run %t 2>&1 | \
+// RUN: env ASAN_OPTIONS="$ASAN_OPTIONS:suppressions='/absolute/path'" not %run %t 2>&1 | \
// RUN: FileCheck --check-prefix=CHECK-WRONG-FILE-NAME %s
// Test that we reject directory as filename.
-// RUN: ASAN_OPTIONS="suppressions='folder/only/'" not %run %t 2>&1 | \
+// RUN: env ASAN_OPTIONS="$ASAN_OPTIONS:suppressions='folder/only/'" not %run %t 2>&1 | \
// RUN: FileCheck --check-prefix=CHECK-WRONG-FILE-NAME %s
// XFAIL: android
diff --git a/compiler-rt/test/asan/TestCases/suppressions-function.cc b/compiler-rt/test/asan/TestCases/suppressions-function.cc
index 0a6c9995827..fe5419f1793 100644
--- a/compiler-rt/test/asan/TestCases/suppressions-function.cc
+++ b/compiler-rt/test/asan/TestCases/suppressions-function.cc
@@ -3,8 +3,8 @@
// RUN: not %run %t 2>&1 | FileCheck --check-prefix=CHECK-CRASH %s
// RUN: echo "interceptor_via_fun:crash_function" > %t.supp
-// RUN: %clangxx_asan -O0 %s -o %t && ASAN_OPTIONS="suppressions='%t.supp'" %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
-// RUN: %clangxx_asan -O3 %s -o %t && ASAN_OPTIONS="suppressions='%t.supp'" %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
+// RUN: %clangxx_asan -O0 %s -o %t && ASAN_OPTIONS="$ASAN_OPTIONS:suppressions='%t.supp'" %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
+// RUN: %clangxx_asan -O3 %s -o %t && ASAN_OPTIONS="$ASAN_OPTIONS:suppressions='%t.supp'" %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
// XFAIL: android
diff --git a/compiler-rt/test/asan/TestCases/suppressions-interceptor.cc b/compiler-rt/test/asan/TestCases/suppressions-interceptor.cc
index 45a14d1a422..8bb1f1a92d3 100644
--- a/compiler-rt/test/asan/TestCases/suppressions-interceptor.cc
+++ b/compiler-rt/test/asan/TestCases/suppressions-interceptor.cc
@@ -3,7 +3,7 @@
// RUN: not %run %t 2>&1 | FileCheck --check-prefix=CHECK-CRASH %s
// RUN: echo "interceptor_name:strlen" > %t.supp
-// RUN: ASAN_OPTIONS="suppressions='%t.supp'" %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
+// RUN: env ASAN_OPTIONS="$ASAN_OPTIONS:suppressions='%t.supp'" %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
// XFAIL: android
diff --git a/compiler-rt/test/asan/TestCases/suppressions-library.cc b/compiler-rt/test/asan/TestCases/suppressions-library.cc
index b7fee239b0a..52fd6091053 100644
--- a/compiler-rt/test/asan/TestCases/suppressions-library.cc
+++ b/compiler-rt/test/asan/TestCases/suppressions-library.cc
@@ -5,7 +5,7 @@
// RUN: not %run %t 2>&1 | FileCheck --check-prefix=CHECK-CRASH %s
// RUN: echo "interceptor_via_lib:"`basename %dynamiclib` > %t.supp
-// RUN: ASAN_OPTIONS="suppressions='%t.supp'" %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
+// RUN: env ASAN_OPTIONS="$ASAN_OPTIONS:suppressions='%t.supp'" %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
// XFAIL: android
diff --git a/compiler-rt/test/asan/TestCases/uar_and_exceptions.cc b/compiler-rt/test/asan/TestCases/uar_and_exceptions.cc
index 0bfe2972955..bdeca434e6c 100644
--- a/compiler-rt/test/asan/TestCases/uar_and_exceptions.cc
+++ b/compiler-rt/test/asan/TestCases/uar_and_exceptions.cc
@@ -1,5 +1,5 @@
// Test that use-after-return works with exceptions.
-// export ASAN_OPTIONS=detect_stack_use_after_return=1
+// export ASAN_OPTIONS=$ASAN_OPTIONS:detect_stack_use_after_return=1
// RUN: %clangxx_asan -O0 %s -o %t && %run %t
// Clang doesn't support exceptions on Windows yet.
diff --git a/compiler-rt/test/asan/TestCases/use-after-poison.cc b/compiler-rt/test/asan/TestCases/use-after-poison.cc
index 3b247ff531b..ecca2c85028 100644
--- a/compiler-rt/test/asan/TestCases/use-after-poison.cc
+++ b/compiler-rt/test/asan/TestCases/use-after-poison.cc
@@ -2,7 +2,7 @@
// RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
//
// Check that we can disable it
-// RUN: env ASAN_OPTIONS=allow_user_poisoning=0 %run %t
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:allow_user_poisoning=0 %run %t
#include <stdlib.h>
diff --git a/compiler-rt/test/asan/TestCases/use-after-scope.cc b/compiler-rt/test/asan/TestCases/use-after-scope.cc
index f98a8e6b62e..e244ee34b10 100644
--- a/compiler-rt/test/asan/TestCases/use-after-scope.cc
+++ b/compiler-rt/test/asan/TestCases/use-after-scope.cc
@@ -1,6 +1,6 @@
// RUN: %clangxx_asan -O0 -fsanitize=use-after-scope %s -o %t && \
// RUN: not %run %t 2>&1 | FileCheck %s
-// RUN: env ASAN_OPTIONS="detect_stack_use_after_return=1" not %run %t 2>&1 | FileCheck %s
+// RUN: env ASAN_OPTIONS="$ASAN_OPTIONS:detect_stack_use_after_return=1" not %run %t 2>&1 | FileCheck %s
// XFAIL: *
int main() {
diff --git a/compiler-rt/test/asan/TestCases/verbose-log-path_test.cc b/compiler-rt/test/asan/TestCases/verbose-log-path_test.cc
index 910e5283149..12372ec6807 100644
--- a/compiler-rt/test/asan/TestCases/verbose-log-path_test.cc
+++ b/compiler-rt/test/asan/TestCases/verbose-log-path_test.cc
@@ -2,7 +2,7 @@
// Good log_path.
// RUN: rm -f %T/asan.log.*
-// RUN: env ASAN_OPTIONS=log_path=%T/asan.log:log_exe_name=1 not %run %T/verbose-log-path_test-binary 2> %t.out
+// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:log_path=%T/asan.log:log_exe_name=1 not %run %T/verbose-log-path_test-binary 2> %t.out
// RUN: FileCheck %s --check-prefix=CHECK-ERROR < %T/asan.log.verbose-log-path_test-binary.*
// FIXME: only FreeBSD and Linux have verbose log paths now.
diff --git a/compiler-rt/test/asan/lit.cfg b/compiler-rt/test/asan/lit.cfg
index 02406c09042..c5164713dbe 100644
--- a/compiler-rt/test/asan/lit.cfg
+++ b/compiler-rt/test/asan/lit.cfg
@@ -29,6 +29,9 @@ def push_dynamic_library_lookup_path(config, new_path):
# Setup config name.
config.name = 'AddressSanitizer' + config.name_suffix
+# Setup default ASAN_OPTIONS
+config.environment['ASAN_OPTIONS'] = 'symbolize_vs_style=false'
+
# testFormat: The test format to use to interpret tests.
external_bash = (not sys.platform in ['win32'])
config.test_format = lit.formats.ShTest(external_bash)
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