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[libFuzzer] add 'weak' back to __sanitizer_malloc_hook and __sanitizer_free_hook

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@272116 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Kostya Serebryany 2016-06-08 04:49:29 +00:00
parent fd9cb1a5c5
commit 819b4d1da2
1 changed files with 2 additions and 0 deletions
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2
lib/Fuzzer/FuzzerLoop.cpp
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@ -464,10 +464,12 @@ static thread_local MallocFreeTracer AllocTracer;
// thread local storage is initialised leading to
// crashes when accessing ``AllocTracer``.
extern "C" {
__attribute__((weak))
void __sanitizer_malloc_hook(void *ptr, size_t size) {
if (!LIBFUZZER_APPLE)
AllocTracer.Mallocs++;
}
__attribute__((weak))
void __sanitizer_free_hook(void *ptr) {
if (!LIBFUZZER_APPLE)
AllocTracer.Frees++;