[Sanitizer]: move internal_strcmp to sanitizer_common

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@157926 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 3 insertions, 13 deletions

diff --git a/lib/asan/asan_interceptors.cc b/lib/asan/asan_interceptors.cc
index ebfcc5b3c..a73263604 100644
--- a/lib/asan/asan_interceptors.cc
+++ b/lib/asan/asan_interceptors.cc
@@ -21,6 +21,9 @@
 #include "asan_stats.h"
 #include "asan_thread_registry.h"
 #include "interception/interception.h"
+#include "sanitizer_common/sanitizer_libc.h"
+
+using namespace __sanitizer;  // NOLINT
 
 // Use macro to describe if specific function should be
 // intercepted on a given platform.
@@ -297,18 +300,6 @@ char *internal_strncat(char *dst, const char *src, uptr n) {
   return dst;
 }
 
-int internal_strcmp(const char *s1, const char *s2) {
-  while (true) {
-    unsigned c1 = *s1;
-    unsigned c2 = *s2;
-    if (c1 != c2) return (c1 < c2) ? -1 : 1;
-    if (c1 == 0) break;
-    s1++;
-    s2++;
-  }
-  return 0;
-}
-
 }  // namespace __asan
 
 // ---------------------- Wrappers ---------------- {{{1
diff --git a/lib/asan/asan_interceptors.h b/lib/asan/asan_interceptors.h
index 9f2d1110f..235013a01 100644
--- a/lib/asan/asan_interceptors.h
+++ b/lib/asan/asan_interceptors.h
@@ -40,7 +40,6 @@ void* internal_memset(void *s, int c, uptr n);
 int internal_memcmp(const void* s1, const void* s2, uptr n);
 char *internal_strstr(const char *haystack, const char *needle);
 char *internal_strncat(char *dst, const char *src, uptr n);
-int internal_strcmp(const char *s1, const char *s2);
 // Works only for base=10 and doesn't set errno.
 s64 internal_simple_strtoll(const char *nptr, char **endptr, int base);