[HWASAN] Add unlikely to if in HwasanAllocate.

diff --git a/compiler-rt/lib/hwasan/hwasan_allocator.cpp b/compiler-rt/lib/hwasan/hwasan_allocator.cpp
index ec52741..812ae78 100644 (file)
--- a/compiler-rt/lib/hwasan/hwasan_allocator.cpp
+++ b/compiler-rt/lib/hwasan/hwasan_allocator.cpp
@@ -165,7 +165,7 @@ static void *HwasanAllocate(StackTrace *stack, uptr orig_size, uptr alignment,
   // Keep this consistent with LSAN and ASAN behavior.
   if (UNLIKELY(orig_size == 0))
     orig_size = 1;
-  if (orig_size > kMaxAllowedMallocSize) {
+  if (UNLIKELY(orig_size > kMaxAllowedMallocSize)) {
     if (AllocatorMayReturnNull()) {
       Report("WARNING: HWAddressSanitizer failed to allocate 0x%zx bytes\n",
              orig_size);