[compiler-rt] 45f9f3f - [NFC] Remove redundant branch

[Vitaly Buka via llvm-commits]

Author: Vitaly Buka
Date: 2023-07-25T12:12:25-07:00
New Revision: 45f9f3f7108171d370587b5f1c02c6253c813717

URL: https://github.com/llvm/llvm-project/commit/45f9f3f7108171d370587b5f1c02c6253c813717
DIFF: https://github.com/llvm/llvm-project/commit/45f9f3f7108171d370587b5f1c02c6253c813717.diff

LOG: [NFC] Remove redundant branch

memset already covers the case.

Reviewed By: kstoimenov

Differential Revision: https://reviews.llvm.org/D156183

Added: 
    

Modified: 
    compiler-rt/lib/asan/asan_poisoning.cpp

Removed: 
    


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diff  --git a/compiler-rt/lib/asan/asan_poisoning.cpp b/compiler-rt/lib/asan/asan_poisoning.cpp
index e99b91d9c0a7ea..6bfc79ecb34b9c 100644
--- a/compiler-rt/lib/asan/asan_poisoning.cpp
+++ b/compiler-rt/lib/asan/asan_poisoning.cpp
@@ -160,10 +160,6 @@ void __asan_unpoison_memory_region(void const volatile *addr, uptr size) {
     return;
   }
   CHECK_LT(beg.chunk, end.chunk);
-  if (beg.offset > 0) {
-    *beg.chunk = 0;
-    beg.chunk++;
-  }
   REAL(memset)(beg.chunk, 0, end.chunk - beg.chunk);
   if (end.offset > 0 && end.value != 0) {
     *end.chunk = Max(end.value, end.offset);