clang-cl: Remove -O0 option

cl.exe doesn't understand it; there's /Od instead. See also the review
thread for r229575.

Update lots of compiler-rt tests to use -Od instead of -O0.
Ran `rg -l 'clang_cl.*O0' compiler-rt/test/ | xargs sed -i -c 's/-O0/-Od/'`

Differential Revision: https://reviews.llvm.org/D64506

llvm-svn: 365724

90 files changed, 121 insertions, 123 deletions

diff --git a/clang/include/clang/Driver/CLCompatOptions.td b/clang/include/clang/Driver/CLCompatOptions.td
index 771424af789..a0af3035ea4 100644
--- a/clang/include/clang/Driver/CLCompatOptions.td
+++ b/clang/include/clang/Driver/CLCompatOptions.td
@@ -120,8 +120,6 @@ def _SLASH_J : CLFlag<"J">, HelpText<"Make char type unsigned">,
 def _SLASH_O : CLJoined<"O">,
   HelpText<"Set multiple /O flags at once; e.g. '/O2y-' for '/O2 /Oy-'">,
   MetaVarName<"<flags>">;
-// FIXME: Not sure why we have -O0 here; MSVC doesn't support that.
-def : CLFlag<"O0">, Alias<O0>, HelpText<"Disable optimization">;
 def : CLFlag<"O1">, Alias<_SLASH_O>, AliasArgs<["1"]>,
   HelpText<"Optimize for size  (like /Og     /Os /Oy /Ob2 /GF /Gy)">;
 def : CLFlag<"O2">, Alias<_SLASH_O>, AliasArgs<["2"]>,
diff --git a/compiler-rt/test/asan/TestCases/Windows/aligned_mallocs.cc b/compiler-rt/test/asan/TestCases/Windows/aligned_mallocs.cc
index df740b64e51..48bb2210106 100644
--- a/compiler-rt/test/asan/TestCases/Windows/aligned_mallocs.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/aligned_mallocs.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %run %t
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/allocators_sanity.cc b/compiler-rt/test/asan/TestCases/Windows/allocators_sanity.cc
index 66a862d7aca..2738b4e7bd8 100644
--- a/compiler-rt/test/asan/TestCases/Windows/allocators_sanity.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/allocators_sanity.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %run %t | FileCheck %s
 
 #include <malloc.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/beginthreadex.cc b/compiler-rt/test/asan/TestCases/Windows/beginthreadex.cc
index f2b2b4511ad..05d72a53910 100644
--- a/compiler-rt/test/asan/TestCases/Windows/beginthreadex.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/beginthreadex.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %run %t
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/bitfield.cc b/compiler-rt/test/asan/TestCases/Windows/bitfield.cc
index 253a759b98d..174c92dbe44 100644
--- a/compiler-rt/test/asan/TestCases/Windows/bitfield.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/bitfield.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %run %t
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/bitfield_uaf.cc b/compiler-rt/test/asan/TestCases/Windows/bitfield_uaf.cc
index a1a2657934a..6462d31bfae 100644
--- a/compiler-rt/test/asan/TestCases/Windows/bitfield_uaf.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/bitfield_uaf.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/calloc_left_oob.cc b/compiler-rt/test/asan/TestCases/Windows/calloc_left_oob.cc
index 459025bde92..d48d59f3a67 100644
--- a/compiler-rt/test/asan/TestCases/Windows/calloc_left_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/calloc_left_oob.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <malloc.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/calloc_right_oob.cc b/compiler-rt/test/asan/TestCases/Windows/calloc_right_oob.cc
index c976b87d970..4d114fd83f9 100644
--- a/compiler-rt/test/asan/TestCases/Windows/calloc_right_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/calloc_right_oob.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <malloc.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/calloc_uaf.cc b/compiler-rt/test/asan/TestCases/Windows/calloc_uaf.cc
index db5e70741b7..bd14bb0797e 100644
--- a/compiler-rt/test/asan/TestCases/Windows/calloc_uaf.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/calloc_uaf.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <malloc.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/coverage-dll-stdio.cc b/compiler-rt/test/asan/TestCases/Windows/coverage-dll-stdio.cc
index 92cd0a7bc04..5cba9a76c38 100644
--- a/compiler-rt/test/asan/TestCases/Windows/coverage-dll-stdio.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/coverage-dll-stdio.cc
@@ -2,8 +2,8 @@
 // __local_stdio_printf_options function isn't instrumented for coverage.
 
 // RUN: rm -rf %t && mkdir %t && cd %t
-// RUN: %clang_cl_asan -fsanitize-coverage=func,trace-pc-guard -O0 %p/dll_host.cc -Fet.exe
-// RUN: %clang_cl_asan -fsanitize-coverage=func,trace-pc-guard -LD -O0 %s -Fet.dll
+// RUN: %clang_cl_asan -fsanitize-coverage=func,trace-pc-guard -Od %p/dll_host.cc -Fet.exe
+// RUN: %clang_cl_asan -fsanitize-coverage=func,trace-pc-guard -LD -Od %s -Fet.dll
 // RUN: %run ./t.exe t.dll 2>&1 | FileCheck %s
 
 #include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/crt_initializers.cc b/compiler-rt/test/asan/TestCases/Windows/crt_initializers.cc
index 084f8a45e18..f33c16362a2 100644
--- a/compiler-rt/test/asan/TestCases/Windows/crt_initializers.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/crt_initializers.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %run %t | FileCheck %s
 
 // This is a test for http://code.google.com/p/address-sanitizer/issues/detail?id=305
diff --git a/compiler-rt/test/asan/TestCases/Windows/demangled_names.cc b/compiler-rt/test/asan/TestCases/Windows/demangled_names.cc
index 0e5939ee415..6d3019ef054 100644
--- a/compiler-rt/test/asan/TestCases/Windows/demangled_names.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/demangled_names.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 //
 // This test makes sure ASan symbolizes stack traces the way they are typically
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_aligned_mallocs.cc b/compiler-rt/test/asan/TestCases/Windows/dll_aligned_mallocs.cc
index 8b2c4d6dd95..8ef428462f3 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_aligned_mallocs.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_aligned_mallocs.cc
@@ -1,5 +1,5 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
-// RUN: %clang_cl_asan -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -LD -Od %s -Fe%t.dll
 // RUN: %run %t %t.dll | FileCheck %s
 
 #include <malloc.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_allocators_sanity.cc b/compiler-rt/test/asan/TestCases/Windows/dll_allocators_sanity.cc
index 1d31f37ca90..35b47c43338 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_allocators_sanity.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_allocators_sanity.cc
@@ -1,5 +1,5 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
-// RUN: %clang_cl_asan -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -LD -Od %s -Fe%t.dll
 // RUN: %run %t %t.dll | FileCheck %s
 
 #include <malloc.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_cerr.cc b/compiler-rt/test/asan/TestCases/Windows/dll_cerr.cc
index 8f1a699ba80..792c05f70fd 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_cerr.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_cerr.cc
@@ -1,9 +1,9 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
-// RUN: %clang_cl_asan -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -LD -Od %s -Fe%t.dll
 // RUN: %run %t %t.dll 2>&1 | FileCheck %s
 
 // Test that it works correctly even with ICF enabled.
-// RUN: %clang_cl_asan -LD -O0 %s -Fe%t.dll -link /OPT:REF /OPT:ICF
+// RUN: %clang_cl_asan -LD -Od %s -Fe%t.dll -link /OPT:REF /OPT:ICF
 // RUN: %run %t %t.dll 2>&1 | FileCheck %s
 
 #include <iostream>
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_control_c.cc b/compiler-rt/test/asan/TestCases/Windows/dll_control_c.cc
index b53cb3f6296..40d010d07e2 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_control_c.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_control_c.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
 // RUN: %clang_cl_asan -LD -O2 %s -Fe%t.dll
 // RUNX: %run %t %t.dll 2>&1 | FileCheck %s
 
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_global_dead_strip.c b/compiler-rt/test/asan/TestCases/Windows/dll_global_dead_strip.c
index 15cfd5a7ddb..845095d1d7c 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_global_dead_strip.c
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_global_dead_strip.c
@@ -1,6 +1,6 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
 //
-// RUN: %clang_cl_asan /Gw -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan /Gw -LD -Od %s -Fe%t.dll
 // RUN: %env_asan_opts=report_globals=2 %run %t %t.dll 2>&1 | FileCheck %s --check-prefix=NOSTRIP
 // RUN: %clang_cl_asan /Gw -LD -O2 %s -Fe%t.dll -link -opt:ref
 // RUN: %env_asan_opts=report_globals=2 %run %t %t.dll 2>&1 | FileCheck %s --check-prefix=STRIP
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_host.cc b/compiler-rt/test/asan/TestCases/Windows/dll_host.cc
index 9a4181541c4..37aad4800df 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_host.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_host.cc
@@ -2,7 +2,7 @@
 //
 // Just make sure we can compile this.
 // The actual compile&run sequence is to be done by the DLL tests.
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 //
 // Get the list of ASan wrappers exported by the main module RTL:
 // note: The mangling decoration (i.e. @4 )is removed because calling convention
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_intercept_memchr.cc b/compiler-rt/test/asan/TestCases/Windows/dll_intercept_memchr.cc
index 6360cec87e5..7891a2afe0c 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_intercept_memchr.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_intercept_memchr.cc
@@ -1,5 +1,5 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
-// RUN: %clang_cl_asan -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -LD -Od %s -Fe%t.dll
 // RUN: not %run %t %t.dll 2>&1 | FileCheck %s
 
 // On windows 64-bit, the memchr function is written in assembly and is not
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_intercept_memcpy.cc b/compiler-rt/test/asan/TestCases/Windows/dll_intercept_memcpy.cc
index 53cb7ef1cce..2c284e76131 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_intercept_memcpy.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_intercept_memcpy.cc
@@ -1,9 +1,9 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
-// RUN: %clang_cl_asan -Wno-fortify-source -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -Wno-fortify-source -LD -Od %s -Fe%t.dll
 // RUN: not %run %t %t.dll 2>&1 | FileCheck %s
 
 // Test that it works correctly even with ICF enabled.
-// RUN: %clang_cl_asan -Wno-fortify-source -LD -O0 %s -Fe%t.dll -link /OPT:REF /OPT:ICF
+// RUN: %clang_cl_asan -Wno-fortify-source -LD -Od %s -Fe%t.dll -link /OPT:REF /OPT:ICF
 // RUN: not %run %t %t.dll 2>&1 | FileCheck %s
 
 #include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_intercept_memcpy_indirect.cc b/compiler-rt/test/asan/TestCases/Windows/dll_intercept_memcpy_indirect.cc
index f05ee212116..49fde377fe7 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_intercept_memcpy_indirect.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_intercept_memcpy_indirect.cc
@@ -1,5 +1,5 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
-// RUN: %clang_cl_asan -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -LD -Od %s -Fe%t.dll
 // RUN: not %run %t %t.dll 2>&1 | FileCheck %s
 
 #include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_intercept_memset.cc b/compiler-rt/test/asan/TestCases/Windows/dll_intercept_memset.cc
index 51096e4bb30..ccf2e218360 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_intercept_memset.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_intercept_memset.cc
@@ -1,9 +1,9 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
-// RUN: %clang_cl_asan -Wno-fortify-source -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -Wno-fortify-source -LD -Od %s -Fe%t.dll
 // RUN: not %run %t %t.dll 2>&1 | FileCheck %s
 
 // Test that it works correctly even with ICF enabled.
-// RUN: %clang_cl_asan -Wno-fortify-source -LD -O0 %s -Fe%t.dll -link /OPT:REF /OPT:ICF
+// RUN: %clang_cl_asan -Wno-fortify-source -LD -Od %s -Fe%t.dll -link /OPT:REF /OPT:ICF
 // RUN: not %run %t %t.dll 2>&1 | FileCheck %s
 
 #include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_intercept_strlen.cc b/compiler-rt/test/asan/TestCases/Windows/dll_intercept_strlen.cc
index f41d47858be..2e10c504ae3 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_intercept_strlen.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_intercept_strlen.cc
@@ -1,5 +1,5 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
-// RUN: %clang_cl_asan -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -LD -Od %s -Fe%t.dll
 // RUN: not %run %t %t.dll 2>&1 | FileCheck %s
 
 #include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_malloc_left_oob.cc b/compiler-rt/test/asan/TestCases/Windows/dll_malloc_left_oob.cc
index 0653ea45f6e..4ed50e9c6b5 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_malloc_left_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_malloc_left_oob.cc
@@ -1,5 +1,5 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
-// RUN: %clang_cl_asan -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -LD -Od %s -Fe%t.dll
 // RUN: not %run %t %t.dll 2>&1 | FileCheck %s
 
 #include <malloc.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_malloc_uaf.cc b/compiler-rt/test/asan/TestCases/Windows/dll_malloc_uaf.cc
index b286380ac44..adaded1df4b 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_malloc_uaf.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_malloc_uaf.cc
@@ -1,5 +1,5 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
-// RUN: %clang_cl_asan -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -LD -Od %s -Fe%t.dll
 // RUN: not %run %t %t.dll 2>&1 | FileCheck %s
 
 #include <malloc.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_noreturn.cc b/compiler-rt/test/asan/TestCases/Windows/dll_noreturn.cc
index 2f6f0c755cc..dfe51aadbb7 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_noreturn.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_noreturn.cc
@@ -1,5 +1,5 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
-// RUN: %clang_cl_asan -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -LD -Od %s -Fe%t.dll
 // RUN: not %run %t %t.dll 2>&1 | FileCheck %s
 
 #include <process.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_null_deref.cc b/compiler-rt/test/asan/TestCases/Windows/dll_null_deref.cc
index 0fb18de2916..5b3d97705c6 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_null_deref.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_null_deref.cc
@@ -1,5 +1,5 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
-// RUN: %clang_cl_asan -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -LD -Od %s -Fe%t.dll
 // RUN: not %run %t %t.dll 2>&1 | FileCheck %s
 
 __attribute__((noinline))
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_operator_array_new_left_oob.cc b/compiler-rt/test/asan/TestCases/Windows/dll_operator_array_new_left_oob.cc
index 736ce80cc32..3983a2651bc 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_operator_array_new_left_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_operator_array_new_left_oob.cc
@@ -1,5 +1,5 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
-// RUN: %clang_cl_asan -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -LD -Od %s -Fe%t.dll
 // RUN: not %run %t %t.dll 2>&1 | FileCheck %s
 
 extern "C" __declspec(dllexport)
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_operator_array_new_with_dtor_left_oob.cc b/compiler-rt/test/asan/TestCases/Windows/dll_operator_array_new_with_dtor_left_oob.cc
index b514c994c1d..4b0e45d8548 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_operator_array_new_with_dtor_left_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_operator_array_new_with_dtor_left_oob.cc
@@ -1,5 +1,5 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
-// RUN: %clang_cl_asan -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -LD -Od %s -Fe%t.dll
 // RUN: not %run %t %t.dll 2>&1 | FileCheck %s
 
 struct C {
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_poison_unpoison.cc b/compiler-rt/test/asan/TestCases/Windows/dll_poison_unpoison.cc
index 6bd58eca219..bbc2730e129 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_poison_unpoison.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_poison_unpoison.cc
@@ -1,5 +1,5 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
-// RUN: %clang_cl_asan -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -LD -Od %s -Fe%t.dll
 // RUN: not %run %t %t.dll 2>&1 | FileCheck %s
 
 #include <sanitizer/asan_interface.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 e07f26f0834..0a8e3d8cdc3 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
@@ -1,5 +1,5 @@
-// RUN: %clang_cl_asan -LD -O0 -DDLL %s -Fe%t.dll
-// RUN: %clang_cl_asan -O0 -DEXE %s %t.lib -Fe%te.exe
+// RUN: %clang_cl_asan -LD -Od -DDLL %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od -DEXE %s %t.lib -Fe%te.exe
 // RUN: %env_asan_opts=report_globals=2 %run %te.exe 2>&1 | FileCheck %s
 
 // FIXME: Currently, the MT runtime build crashes on startup due to dbghelp.dll
diff --git a/compiler-rt/test/asan/TestCases/Windows/dll_seh.cc b/compiler-rt/test/asan/TestCases/Windows/dll_seh.cc
index 0962138cb52..033892e744e 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_seh.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_seh.cc
@@ -1,10 +1,10 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
 //
 // Check both -GS and -GS- builds:
-// RUN: %clang_cl_asan -GS  -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan -GS  -LD -Od %s -Fe%t.dll
 // RUN: %run %t %t.dll
 //
-// RUN: %clang_cl_asan -GS- -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan -GS- -LD -Od %s -Fe%t.dll
 // RUN: %run %t %t.dll
 
 #include <windows.h>
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 b6166d68120..44313195bc1 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
@@ -1,5 +1,5 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
-// RUN: %clang_cl_asan -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -LD -Od %s -Fe%t.dll
 // RUN: %env_asan_opts=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/dll_thread_stack_array_left_oob.cc b/compiler-rt/test/asan/TestCases/Windows/dll_thread_stack_array_left_oob.cc
index 75a094e548c..8959846b13e 100644
--- a/compiler-rt/test/asan/TestCases/Windows/dll_thread_stack_array_left_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/dll_thread_stack_array_left_oob.cc
@@ -1,5 +1,5 @@
-// RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t
-// RUN: %clang_cl_asan -LD -O0 %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od %p/dll_host.cc -Fe%t
+// RUN: %clang_cl_asan -LD -Od %s -Fe%t.dll
 // RUN: not %run %t %t.dll 2>&1 | FileCheck %s
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/double_free.cc b/compiler-rt/test/asan/TestCases/Windows/double_free.cc
index 18a9fcb44a7..7a1dd3b5bd5 100644
--- a/compiler-rt/test/asan/TestCases/Windows/double_free.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/double_free.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <malloc.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/double_operator_delete.cc b/compiler-rt/test/asan/TestCases/Windows/double_operator_delete.cc
index eae4a64c2b9..99a8fc4725e 100644
--- a/compiler-rt/test/asan/TestCases/Windows/double_operator_delete.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/double_operator_delete.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <malloc.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/global_const_string.cc b/compiler-rt/test/asan/TestCases/Windows/global_const_string.cc
index 8c147c917c8..546419dad18 100644
--- a/compiler-rt/test/asan/TestCases/Windows/global_const_string.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/global_const_string.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %run %t | FileCheck %s
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/global_const_string_oob.cc b/compiler-rt/test/asan/TestCases/Windows/global_const_string_oob.cc
index b39e3dbb3b4..f31190f7d79 100644
--- a/compiler-rt/test/asan/TestCases/Windows/global_const_string_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/global_const_string_oob.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/heapalloc.cc b/compiler-rt/test/asan/TestCases/Windows/heapalloc.cc
index 30e70c39e9f..cb07b8fb0f2 100644
--- a/compiler-rt/test/asan/TestCases/Windows/heapalloc.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/heapalloc.cc
@@ -1,5 +1,5 @@
 // UNSUPPORTED: asan-64-bits
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %env_asan_opts=windows_hook_rtl_allocators=true not %run %t 2>&1 | FileCheck %s
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/heapalloc_doublefree.cc b/compiler-rt/test/asan/TestCases/Windows/heapalloc_doublefree.cc
index 9ad5ecccc58..3394a9233b6 100644
--- a/compiler-rt/test/asan/TestCases/Windows/heapalloc_doublefree.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/heapalloc_doublefree.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %env_asan_opts=windows_hook_rtl_allocators=true not %run %t 2>&1 | FileCheck %s
 // UNSUPPORTED: asan-64-bits
 #include <cassert>
@@ -13,4 +13,4 @@ int main() {
   return 0;
 }
 
-// CHECK: AddressSanitizer: attempting double-free on [[addr:0x[0-9a-fA-F]+]] in thread T0:
\ No newline at end of file
+// CHECK: AddressSanitizer: attempting double-free on [[addr:0x[0-9a-fA-F]+]] in thread T0:
diff --git a/compiler-rt/test/asan/TestCases/Windows/heapalloc_flags_fallback.cc b/compiler-rt/test/asan/TestCases/Windows/heapalloc_flags_fallback.cc
index d118e2df703..e040fd58199 100644
--- a/compiler-rt/test/asan/TestCases/Windows/heapalloc_flags_fallback.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/heapalloc_flags_fallback.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %run %t 2>&1 | FileCheck %s
 // RUN: %env_asan_opts=windows_hook_rtl_allocators=true %run %t 2>&1 | FileCheck %s
 // UNSUPPORTED: asan-64-bits
diff --git a/compiler-rt/test/asan/TestCases/Windows/heapalloc_huge.cc b/compiler-rt/test/asan/TestCases/Windows/heapalloc_huge.cc
index 3c0feff691c..3a6ce7854eb 100644
--- a/compiler-rt/test/asan/TestCases/Windows/heapalloc_huge.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/heapalloc_huge.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %env_asan_opts=allocator_may_return_null=true %run %t
 // RUN: %env_asan_opts=allocator_may_return_null=true:windows_hook_rtl_allocators=true %run %t
 // UNSUPPORTED: asan-64-bits
@@ -6,4 +6,4 @@
 int main() {
   void *nope = HeapAlloc(GetProcessHeap(), 0, ((size_t)0) - 1);
   return (nope == nullptr) ? 0 : 1;
-}
\ No newline at end of file
+}
diff --git a/compiler-rt/test/asan/TestCases/Windows/heapalloc_sanity.cc b/compiler-rt/test/asan/TestCases/Windows/heapalloc_sanity.cc
index 5dfc14b7263..a2ee68621a9 100644
--- a/compiler-rt/test/asan/TestCases/Windows/heapalloc_sanity.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/heapalloc_sanity.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %run %t 2>&1 | FileCheck %s
 #include <stdio.h>
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/heapalloc_uaf.cc b/compiler-rt/test/asan/TestCases/Windows/heapalloc_uaf.cc
index 9aee5bbda61..e0f1f865741 100644
--- a/compiler-rt/test/asan/TestCases/Windows/heapalloc_uaf.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/heapalloc_uaf.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %env_asan_opts=windows_hook_rtl_allocators=true not %run %t 2>&1 | FileCheck %s
 // UNSUPPORTED: asan-64-bits
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/heaprealloc.cc b/compiler-rt/test/asan/TestCases/Windows/heaprealloc.cc
index 21589cf8385..add644c05e7 100644
--- a/compiler-rt/test/asan/TestCases/Windows/heaprealloc.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/heaprealloc.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %env_asan_opts=windows_hook_rtl_allocators=true not %run %t 2>&1 | FileCheck %s
 // UNSUPPORTED: asan-64-bits
 #include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/hello_world.cc b/compiler-rt/test/asan/TestCases/Windows/hello_world.cc
index 400ca1b3eac..0caeb35554c 100644
--- a/compiler-rt/test/asan/TestCases/Windows/hello_world.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/hello_world.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %run %t | FileCheck %s
 
 #include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/intercept_memcpy.cc b/compiler-rt/test/asan/TestCases/Windows/intercept_memcpy.cc
index d71333d0b77..846c6d8b37d 100644
--- a/compiler-rt/test/asan/TestCases/Windows/intercept_memcpy.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/intercept_memcpy.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/intercept_strdup.cc b/compiler-rt/test/asan/TestCases/Windows/intercept_strdup.cc
index 95b659ffd33..2bef08d68ad 100644
--- a/compiler-rt/test/asan/TestCases/Windows/intercept_strdup.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/intercept_strdup.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/intercept_strlen.cc b/compiler-rt/test/asan/TestCases/Windows/intercept_strlen.cc
index 938e6c9b5ba..217aab2decf 100644
--- a/compiler-rt/test/asan/TestCases/Windows/intercept_strlen.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/intercept_strlen.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/interface_symbols_windows.cc b/compiler-rt/test/asan/TestCases/Windows/interface_symbols_windows.cc
index 4a59dba25b0..1738b87e80d 100644
--- a/compiler-rt/test/asan/TestCases/Windows/interface_symbols_windows.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/interface_symbols_windows.cc
@@ -2,7 +2,7 @@
 // functions mentioned in sanitizer_interface.inc.
 //
 // Just make sure we can compile this.
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 //
 // note: The mangling decoration (i.e. @4 )is removed because calling convention
 //       differ from 32-bit and 64-bit.
diff --git a/compiler-rt/test/asan/TestCases/Windows/iostream_sbo.cc b/compiler-rt/test/asan/TestCases/Windows/iostream_sbo.cc
index ffcd53013ec..46f452a3252 100644
--- a/compiler-rt/test/asan/TestCases/Windows/iostream_sbo.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/iostream_sbo.cc
@@ -1,9 +1,9 @@
 // First, check this works with the default blacklist:
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: echo "42" | %run %t 2>&1 | FileCheck %s
 //
 // Then, make sure it still works when a user uses his own blacklist file:
-// RUN: %clang_cl_asan -O0 %s -fsanitize-blacklist=%p/../Helpers/initialization-blacklist.txt -Fe%t2
+// RUN: %clang_cl_asan -Od %s -fsanitize-blacklist=%p/../Helpers/initialization-blacklist.txt -Fe%t2
 // RUN: echo "42" | %run %t2 2>&1 | FileCheck %s
 
 #include <iostream>
diff --git a/compiler-rt/test/asan/TestCases/Windows/malloc_left_oob.cc b/compiler-rt/test/asan/TestCases/Windows/malloc_left_oob.cc
index ec133c393da..131dff2effc 100644
--- a/compiler-rt/test/asan/TestCases/Windows/malloc_left_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/malloc_left_oob.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <malloc.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/malloc_right_oob.cc b/compiler-rt/test/asan/TestCases/Windows/malloc_right_oob.cc
index 9975316d3e0..4fef3065c69 100644
--- a/compiler-rt/test/asan/TestCases/Windows/malloc_right_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/malloc_right_oob.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <malloc.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/malloc_uaf.cc b/compiler-rt/test/asan/TestCases/Windows/malloc_uaf.cc
index f58478947bf..5385a5c3c25 100644
--- a/compiler-rt/test/asan/TestCases/Windows/malloc_uaf.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/malloc_uaf.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <malloc.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/null_deref_multiple_dlls.cc b/compiler-rt/test/asan/TestCases/Windows/null_deref_multiple_dlls.cc
index 62fe544ae54..281dffa4f79 100644
--- a/compiler-rt/test/asan/TestCases/Windows/null_deref_multiple_dlls.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/null_deref_multiple_dlls.cc
@@ -2,9 +2,9 @@
 // variables, thus doesn't explicitly reference any symbol exported by the
 // runtime thunk.
 //
-// RUN: %clang_cl_asan -LD -O0 -DDLL1 %s -Fe%t1.dll
-// RUN: %clang_cl_asan -LD -O0 -DDLL2 %s -Fe%t2.dll
-// RUN: %clang_cl_asan -O0 -DEXE %s %t1.lib %t2.lib -Fe%t
+// RUN: %clang_cl_asan -LD -Od -DDLL1 %s -Fe%t1.dll
+// RUN: %clang_cl_asan -LD -Od -DDLL2 %s -Fe%t2.dll
+// RUN: %clang_cl_asan -Od -DEXE %s %t1.lib %t2.lib -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <malloc.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/oom.cc b/compiler-rt/test/asan/TestCases/Windows/oom.cc
index 4d68c145eca..bf19aa09cad 100644
--- a/compiler-rt/test/asan/TestCases/Windows/oom.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/oom.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 // REQUIRES: asan-32-bits
 
diff --git a/compiler-rt/test/asan/TestCases/Windows/operator_array_new_left_oob.cc b/compiler-rt/test/asan/TestCases/Windows/operator_array_new_left_oob.cc
index 20a0f1927e5..fec8e15b786 100644
--- a/compiler-rt/test/asan/TestCases/Windows/operator_array_new_left_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/operator_array_new_left_oob.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 int main() {
diff --git a/compiler-rt/test/asan/TestCases/Windows/operator_array_new_right_oob.cc b/compiler-rt/test/asan/TestCases/Windows/operator_array_new_right_oob.cc
index 23775ef6066..51c910a2f66 100644
--- a/compiler-rt/test/asan/TestCases/Windows/operator_array_new_right_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/operator_array_new_right_oob.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/operator_array_new_uaf.cc b/compiler-rt/test/asan/TestCases/Windows/operator_array_new_uaf.cc
index b638ef1df41..e6bc1ac1c99 100644
--- a/compiler-rt/test/asan/TestCases/Windows/operator_array_new_uaf.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/operator_array_new_uaf.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/operator_array_new_with_dtor_left_oob.cc b/compiler-rt/test/asan/TestCases/Windows/operator_array_new_with_dtor_left_oob.cc
index aae9d5ec82b..e91d05ea78c 100644
--- a/compiler-rt/test/asan/TestCases/Windows/operator_array_new_with_dtor_left_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/operator_array_new_with_dtor_left_oob.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 struct C {
diff --git a/compiler-rt/test/asan/TestCases/Windows/operator_delete_wrong_argument.cc b/compiler-rt/test/asan/TestCases/Windows/operator_delete_wrong_argument.cc
index 46875920c4c..d82bf588e2a 100644
--- a/compiler-rt/test/asan/TestCases/Windows/operator_delete_wrong_argument.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/operator_delete_wrong_argument.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/operator_new_left_oob.cc b/compiler-rt/test/asan/TestCases/Windows/operator_new_left_oob.cc
index a12db9b1e21..2a0fb70e485 100644
--- a/compiler-rt/test/asan/TestCases/Windows/operator_new_left_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/operator_new_left_oob.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/operator_new_right_oob.cc b/compiler-rt/test/asan/TestCases/Windows/operator_new_right_oob.cc
index 7edee549554..9ff08d33c10 100644
--- a/compiler-rt/test/asan/TestCases/Windows/operator_new_right_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/operator_new_right_oob.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/operator_new_uaf.cc b/compiler-rt/test/asan/TestCases/Windows/operator_new_uaf.cc
index 9d5a4078d07..e1453727d47 100644
--- a/compiler-rt/test/asan/TestCases/Windows/operator_new_uaf.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/operator_new_uaf.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/queue_user_work_item_report.cc b/compiler-rt/test/asan/TestCases/Windows/queue_user_work_item_report.cc
index 27c438a56b2..9de3d925ffe 100644
--- a/compiler-rt/test/asan/TestCases/Windows/queue_user_work_item_report.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/queue_user_work_item_report.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/realloc_left_oob.cc b/compiler-rt/test/asan/TestCases/Windows/realloc_left_oob.cc
index 7d30e1d5c4a..376214e34ed 100644
--- a/compiler-rt/test/asan/TestCases/Windows/realloc_left_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/realloc_left_oob.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <malloc.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/realloc_right_oob.cc b/compiler-rt/test/asan/TestCases/Windows/realloc_right_oob.cc
index f741390bd4e..57934e47857 100644
--- a/compiler-rt/test/asan/TestCases/Windows/realloc_right_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/realloc_right_oob.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <malloc.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/realloc_uaf.cc b/compiler-rt/test/asan/TestCases/Windows/realloc_uaf.cc
index c5b6953cf76..8e318736b7a 100644
--- a/compiler-rt/test/asan/TestCases/Windows/realloc_uaf.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/realloc_uaf.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 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 4adbcc3b529..eb6d4bc39d5 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
@@ -1,6 +1,6 @@
 // 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: %clang_cl_asan -LD -Od -DDLL %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od -DEXE %s -Fe%te.exe
 // RUN: %env_asan_opts=report_globals=1 %run %te.exe %t.dll 2>&1 | FileCheck %s
 
 #include <windows.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 94b97f58f28..9619aff6a74 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
@@ -1,5 +1,5 @@
-// RUN: %clang_cl_asan -LD -O0 -DDLL %s -Fe%t.dll
-// RUN: %clang_cl_asan -O0 -DEXE %s -Fe%te.exe
+// RUN: %clang_cl_asan -LD -Od -DDLL %s -Fe%t.dll
+// RUN: %clang_cl_asan -Od -DEXE %s -Fe%te.exe
 // RUN: %env_asan_opts=report_globals=2 %run %te.exe %t.dll 2>&1 | FileCheck %s
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/rtlallocateheap.cc b/compiler-rt/test/asan/TestCases/Windows/rtlallocateheap.cc
index 27738e9d5ed..6ef1caa0ec2 100644
--- a/compiler-rt/test/asan/TestCases/Windows/rtlallocateheap.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/rtlallocateheap.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t /MD
+// RUN: %clang_cl_asan -Od %s -Fe%t /MD
 // RUN: %env_asan_opts=windows_hook_rtl_allocators=true not %run %t 2>&1 | FileCheck %s
 // UNSUPPORTED: asan-64-bits
 // REQUIRES: asan-rtl-heap-interception
diff --git a/compiler-rt/test/asan/TestCases/Windows/rtlallocateheap_flags_fallback.cc b/compiler-rt/test/asan/TestCases/Windows/rtlallocateheap_flags_fallback.cc
index 738bf0fa774..d7e81ac3a0f 100644
--- a/compiler-rt/test/asan/TestCases/Windows/rtlallocateheap_flags_fallback.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/rtlallocateheap_flags_fallback.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t /MD
+// RUN: %clang_cl_asan -Od %s -Fe%t /MD
 // RUN: %env_asan_opts=windows_hook_rtl_allocators=true %run %t 2>&1 | FileCheck %s
 // UNSUPPORTED: asan-64-bits
 // REQUIRES: asan-rtl-heap-interception
diff --git a/compiler-rt/test/asan/TestCases/Windows/rtlallocateheap_zero.cc b/compiler-rt/test/asan/TestCases/Windows/rtlallocateheap_zero.cc
index ef372a1761a..92d2940a51e 100644
--- a/compiler-rt/test/asan/TestCases/Windows/rtlallocateheap_zero.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/rtlallocateheap_zero.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t /MD
+// RUN: %clang_cl_asan -Od %s -Fe%t /MD
 // RUN: %env_asan_opts=windows_hook_rtl_allocators=true not %run %t 2>&1 | FileCheck %s
 // UNSUPPORTED: asan-64-bits
 // REQUIRES: asan-rtl-heap-interception
diff --git a/compiler-rt/test/asan/TestCases/Windows/shadow_mapping_failure.cc b/compiler-rt/test/asan/TestCases/Windows/shadow_mapping_failure.cc
index 510f169401d..c774689941b 100644
--- a/compiler-rt/test/asan/TestCases/Windows/shadow_mapping_failure.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/shadow_mapping_failure.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 // REQUIRES: asan-32-bits
 
diff --git a/compiler-rt/test/asan/TestCases/Windows/stack_array_left_oob.cc b/compiler-rt/test/asan/TestCases/Windows/stack_array_left_oob.cc
index 8d601fc8d42..ea7119b4c81 100644
--- a/compiler-rt/test/asan/TestCases/Windows/stack_array_left_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/stack_array_left_oob.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/stack_array_right_oob.cc b/compiler-rt/test/asan/TestCases/Windows/stack_array_right_oob.cc
index 721834d1ad2..bbcb96f8fc7 100644
--- a/compiler-rt/test/asan/TestCases/Windows/stack_array_right_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/stack_array_right_oob.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <stdio.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/stack_array_sanity.cc b/compiler-rt/test/asan/TestCases/Windows/stack_array_sanity.cc
index 1aef1a923d2..156e9f86fc3 100644
--- a/compiler-rt/test/asan/TestCases/Windows/stack_array_sanity.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/stack_array_sanity.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %run %t | FileCheck %s
 
 #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 ca1c142af21..4070bf628c8 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
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %env_asan_opts=detect_stack_use_after_return=1 not %run %t 2>&1 | FileCheck %s
 
 char *x;
diff --git a/compiler-rt/test/asan/TestCases/Windows/symbols_path.cc b/compiler-rt/test/asan/TestCases/Windows/symbols_path.cc
index 81ead05c506..f121727613c 100644
--- a/compiler-rt/test/asan/TestCases/Windows/symbols_path.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/symbols_path.cc
@@ -1,6 +1,6 @@
 // Make sure symbolization works even if the path to the .exe file changes.
 // RUN: mkdir %t || true
-// RUN: %clang_cl_asan -O0 %s -Fe%t/symbols_path.exe
+// RUN: %clang_cl_asan -Od %s -Fe%t/symbols_path.exe
 // RUN: not %run %t/symbols_path.exe 2>&1 | FileCheck %s
 // RUN: mkdir %t2 || true
 // RUN: mv %t/* %t2
diff --git a/compiler-rt/test/asan/TestCases/Windows/thread_simple.cc b/compiler-rt/test/asan/TestCases/Windows/thread_simple.cc
index 14bb82f042a..fd9ac4c289b 100644
--- a/compiler-rt/test/asan/TestCases/Windows/thread_simple.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/thread_simple.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %run %t
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/thread_stack_array_left_oob.cc b/compiler-rt/test/asan/TestCases/Windows/thread_stack_array_left_oob.cc
index aac9ecf248d..2280c10369d 100644
--- a/compiler-rt/test/asan/TestCases/Windows/thread_stack_array_left_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/thread_stack_array_left_oob.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/thread_stack_array_right_oob.cc b/compiler-rt/test/asan/TestCases/Windows/thread_stack_array_right_oob.cc
index 2982e48dc4f..939b984c53f 100644
--- a/compiler-rt/test/asan/TestCases/Windows/thread_stack_array_right_oob.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/thread_stack_array_right_oob.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/thread_stack_reuse.cc b/compiler-rt/test/asan/TestCases/Windows/thread_stack_reuse.cc
index 7da3a807dac..e7b12ca2a33 100644
--- a/compiler-rt/test/asan/TestCases/Windows/thread_stack_reuse.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/thread_stack_reuse.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %run %t
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/thread_stress.cc b/compiler-rt/test/asan/TestCases/Windows/thread_stress.cc
index 74be8d88c66..e25cc6a3c2f 100644
--- a/compiler-rt/test/asan/TestCases/Windows/thread_stress.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/thread_stress.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %run %t
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/thread_suspended.cc b/compiler-rt/test/asan/TestCases/Windows/thread_suspended.cc
index 47e4f9d5d19..b30cf148411 100644
--- a/compiler-rt/test/asan/TestCases/Windows/thread_suspended.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/thread_suspended.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %run %t
 
 #include <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/use_after_realloc.cc b/compiler-rt/test/asan/TestCases/Windows/use_after_realloc.cc
index 9d2c025258f..c39f4cf06ef 100644
--- a/compiler-rt/test/asan/TestCases/Windows/use_after_realloc.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/use_after_realloc.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 #include <malloc.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/user-exception.cc b/compiler-rt/test/asan/TestCases/Windows/user-exception.cc
index 4cff23fbc02..ba14a8b23ab 100644
--- a/compiler-rt/test/asan/TestCases/Windows/user-exception.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/user-exception.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: env ASAN_OPTIONS=handle_segv=0 %run %t 2>&1 | FileCheck %s --check-prefix=USER
 // RUN: env ASAN_OPTIONS=handle_segv=1 not %run %t 2>&1 | FileCheck %s --check-prefix=ASAN
 // Test the default.
diff --git a/compiler-rt/test/asan/TestCases/Windows/windows_h.cc b/compiler-rt/test/asan/TestCases/Windows/windows_h.cc
index 40cf5a10ad4..f20edec0cec 100644
--- a/compiler-rt/test/asan/TestCases/Windows/windows_h.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/windows_h.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: %run %t
 
 // Just make sure we can parse <windows.h>
diff --git a/compiler-rt/test/asan/TestCases/Windows/wrong_downcast_on_heap.cc b/compiler-rt/test/asan/TestCases/Windows/wrong_downcast_on_heap.cc
index 112dd5308d1..a703d178dd1 100644
--- a/compiler-rt/test/asan/TestCases/Windows/wrong_downcast_on_heap.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/wrong_downcast_on_heap.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 class Parent {
diff --git a/compiler-rt/test/asan/TestCases/Windows/wrong_downcast_on_stack.cc b/compiler-rt/test/asan/TestCases/Windows/wrong_downcast_on_stack.cc
index 7848cf3be92..5e28eb63909 100644
--- a/compiler-rt/test/asan/TestCases/Windows/wrong_downcast_on_stack.cc
+++ b/compiler-rt/test/asan/TestCases/Windows/wrong_downcast_on_stack.cc
@@ -1,4 +1,4 @@
-// RUN: %clang_cl_asan -O0 %s -Fe%t
+// RUN: %clang_cl_asan -Od %s -Fe%t
 // RUN: not %run %t 2>&1 | FileCheck %s
 
 class Parent {