[all-commits] [llvm/llvm-project] 82e599: [hwasan] Do not memset allocation if it comes from...
PiJoules via All-commits
all-commits at lists.llvm.org
Wed Apr 26 14:50:08 PDT 2023
Branch: refs/heads/main
Home: https://github.com/llvm/llvm-project
Commit: 82e5994c8d72734be813db7ea56af7325b9c9f68
https://github.com/llvm/llvm-project/commit/82e5994c8d72734be813db7ea56af7325b9c9f68
Author: Leonard Chan <leonardchan at google.com>
Date: 2023-04-26 (Wed, 26 Apr 2023)
Changed paths:
M compiler-rt/lib/hwasan/hwasan_allocator.cpp
Log Message:
-----------
[hwasan] Do not memset allocation if it comes from the secondary allocator
The secondary allocator calls mmap which should return zero-inited pages, so we
don't need to explicitly memset it with zeros. This is similar to what asan's
calloc does.
Differential Revision: https://reviews.llvm.org/D149285
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