Revert "[compiler-rt] Intercept the bcmp() function."

This reverts commits r354851, 354852, 354853 and r354888. They were
causing build failures on the android sanitizer bot.

llvm-svn: 354906

5 files changed, 5 insertions, 34 deletions

diff --git a/compiler-rt/test/asan/TestCases/Posix/bcmp_test.cc b/compiler-rt/test/asan/TestCases/Posix/bcmp_test.cc
deleted file mode 100644
index e4e9739d7c9..00000000000
--- a/compiler-rt/test/asan/TestCases/Posix/bcmp_test.cc
+++ /dev/null
@@ -1,19 +0,0 @@
-// RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
-// 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
-
-// REQUIRES: compiler-rt-optimized
-// UNSUPPORTED: android
-// XFAIL: darwin
-
-#include <string.h>
-int main(int argc, char **argv) {
-  char a1[] = {static_cast<char>(argc), 2, 3, 4};
-  char a2[] = {1, static_cast<char>(2 * argc), 3, 4};
-  int res = bcmp(a1, a2, 4 + argc); // BOOM
-  // CHECK: AddressSanitizer: stack-buffer-overflow
-  // CHECK: {{#1.*bcmp}}
-  // CHECK: {{#2.*main}}
-  return res;
-}
diff --git a/compiler-rt/test/asan/TestCases/memcmp_test.cc b/compiler-rt/test/asan/TestCases/memcmp_test.cc
index e666b6d162b..0dd9820f52a 100644
--- a/compiler-rt/test/asan/TestCases/memcmp_test.cc
+++ b/compiler-rt/test/asan/TestCases/memcmp_test.cc
@@ -11,7 +11,7 @@ int main(int argc, char **argv) {
   char a2[] = {1, static_cast<char>(2*argc), 3, 4};
   int res = memcmp(a1, a2, 4 + argc);  // BOOM
   // CHECK: AddressSanitizer: stack-buffer-overflow
-  // CHECK: {{#1.*memcmp}}
-  // CHECK: {{#2.*main}}
+  // CHECK: {{#0.*memcmp}}
+  // CHECK: {{#1.*main}}
   return res;
 }
diff --git a/compiler-rt/test/msan/memcmp_test.cc b/compiler-rt/test/msan/memcmp_test.cc
index 42230cc4d0c..5ade58a6004 100644
--- a/compiler-rt/test/msan/memcmp_test.cc
+++ b/compiler-rt/test/msan/memcmp_test.cc
@@ -13,6 +13,6 @@ int main(int argc, char **argv) {
   if (!res)
     printf("equals");
   return 0;
-  // CHECK: Uninitialized bytes in MemcmpInterceptorCommon at offset 3
+  // CHECK: Uninitialized bytes in __interceptor_memcmp at offset 3
   // CHECK: MemorySanitizer: use-of-uninitialized-value
 }
diff --git a/compiler-rt/test/msan/scoped-interceptors.cc b/compiler-rt/test/msan/scoped-interceptors.cc
index 5eff33d6bf6..fc7d4578482 100644
--- a/compiler-rt/test/msan/scoped-interceptors.cc
+++ b/compiler-rt/test/msan/scoped-interceptors.cc
@@ -37,7 +37,7 @@ int main(int argc, char *argv[]) {
     case '2': {
       int cmp = memcmp(uninit, uninit, sizeof(uninit));  // BOOM
       break;
-      // CASE-2: Uninitialized bytes in MemcmpInterceptorCommon
+      // CASE-2: Uninitialized bytes in __interceptor_memcmp
     }
     case '3': {
       size_t len = strlen(uninit);  // BOOM
diff --git a/compiler-rt/test/sanitizer_common/TestCases/Posix/weak_hook_test.cc b/compiler-rt/test/sanitizer_common/TestCases/Posix/weak_hook_test.cc
index 9439e518146..9176a524dbe 100644
--- a/compiler-rt/test/sanitizer_common/TestCases/Posix/weak_hook_test.cc
+++ b/compiler-rt/test/sanitizer_common/TestCases/Posix/weak_hook_test.cc
@@ -6,11 +6,8 @@
 // XFAIL: lsan
 // XFAIL: ubsan
 
-#include <assert.h>
 #include <string.h>
-#if defined(_GNU_SOURCE)
-#include <strings.h> // for bcmp
-#endif
+#include <assert.h>
 
 bool seen_memcmp, seen_strncmp, seen_strncasecmp, seen_strcmp, seen_strcasecmp,
     seen_strstr, seen_strcasestr, seen_memmem;
@@ -62,13 +59,6 @@ int main() {
   int_sink = memcmp(s1, s2, sizeof(s2));
   assert(seen_memcmp);
 
-#if defined(_GNU_SOURCE) || defined(__NetBSD__) || defined(__FreeBSD__) || \
-    defined(__OpenBSD__)
-  seen_memcmp = false;
-  int_sink = bcmp(s1, s2, sizeof(s2));
-  assert(seen_memcmp);
-#endif
-
   int_sink = strncmp(s1, s2, sizeof(s2));
   assert(seen_strncmp);