[PATCH] D102469: [sanitizer] Reduce redzone size for small size global objects
Vitaly Buka via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Mon May 17 12:04:16 PDT 2021
vitalybuka accepted this revision.
vitalybuka added inline comments.
This revision is now accepted and ready to land.
================
Comment at: llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp:2556-2559
+ // Reduce redzone size for small size objects, e.g. int, char[1]. MinRZ is at
+ // least 32 bytes, optimize when SizeInBytes is less than half of MinRZ.
+ if (SizeInBytes < MinRZ / 2) {
+ RZ = MinRZ - SizeInBytes;
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Repository:
rG LLVM Github Monorepo
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https://reviews.llvm.org/D102469/new/
https://reviews.llvm.org/D102469
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