[PATCH] D45509: [asan] Reduce flakiness in stack-overflow detection
Kuba (Brecka) Mracek via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Apr 11 11:42:23 PDT 2018
kubamracek added a comment.
In https://reviews.llvm.org/D45509#1064637, @eugenis wrote:
> Out of curiosity, how does access that far below SP happen in that test? Redzone? But that's not a leaf function.
This is related to stack protectors and stack probing, see https://reviews.llvm.org/D40856. When stack probing is enabled, we make an access to the end of the frame before SP is updated.
Repository:
rCRT Compiler Runtime
https://reviews.llvm.org/D45509
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