[PATCH] D134769: [ASan] Workaround for a performance problem in StackSafetyAnalysis pass.
Vitaly Buka via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Sep 27 20:58:34 PDT 2022
vitalybuka added a comment.
I guess I understand the problem. Algorithm is O(A*B*B) for ::Must case, where A-num allocas, B is num of basic blocks. But it should be O(A*B) as of ::May case.
ll try to create a patch.
If we do a limiter, it should be by B.
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https://reviews.llvm.org/D134769/new/
https://reviews.llvm.org/D134769
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