diff options
| -rw-r--r-- | compiler-rt/lib/tsan/rtl/tsan_interceptors.cc | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/compiler-rt/lib/tsan/rtl/tsan_interceptors.cc b/compiler-rt/lib/tsan/rtl/tsan_interceptors.cc index e2ef95617c0..5f7061c10e9 100644 --- a/compiler-rt/lib/tsan/rtl/tsan_interceptors.cc +++ b/compiler-rt/lib/tsan/rtl/tsan_interceptors.cc @@ -61,6 +61,7 @@ extern "C" void *__libc_malloc(uptr size); extern "C" void *__libc_calloc(uptr size, uptr n); extern "C" void *__libc_realloc(void *ptr, uptr size); extern "C" void __libc_free(void *ptr); +extern "C" int mallopt(int param, int value); const int PTHREAD_MUTEX_RECURSIVE = 1; const int PTHREAD_MUTEX_RECURSIVE_NP = 1; const int kPthreadAttrSize = 56; @@ -1831,6 +1832,10 @@ void InitializeInterceptors() { REAL(memcpy) = internal_memcpy; REAL(memcmp) = internal_memcmp; + // Instruct libc malloc to consume less memory. + mallopt(1, 0); // M_MXFAST + mallopt(-3, 32*1024); // M_MMAP_THRESHOLD + SANITIZER_COMMON_INTERCEPTORS_INIT; TSAN_INTERCEPT(longjmp); |
