From: Alexey Samsonov <vonosmas@gmail.com>
Date: Thu, 25 Feb 2016 18:12:30 +0000 (+0000)
Subject: [Sanitizer] Protect against compiler-inserted memcpy() in InternalMmapVector::push_ba... 
X-Git-Tag: llvmorg-3.9.0-rc1~13224
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=07f9c0f558cb391ecf083dbee83fe1f5e1c0ab32;p=platform%2Fupstream%2Fllvm.git

[Sanitizer] Protect against compiler-inserted memcpy() in InternalMmapVector::push_back().

llvm-svn: 261909
---

diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_common.h b/compiler-rt/lib/sanitizer_common/sanitizer_common.h
index f997f92..7fb8c2e 100644
--- a/compiler-rt/lib/sanitizer_common/sanitizer_common.h
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_common.h
@@ -510,7 +510,7 @@ class InternalMmapVectorNoCtor {
       uptr new_capacity = RoundUpToPowerOfTwo(size_ + 1);
       Resize(new_capacity);
     }
-    data_[size_++] = element;
+    internal_memcpy(&data_[size_++], &element, sizeof(T));
   }
   T &back() {
     CHECK_GT(size_, 0);