[PATCH] D71332: Rollback assumeAligned in MemorySanitizer

Guillaume Chatelet via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Dec 11 02:07:17 PST 2019


gchatelet created this revision.
gchatelet added a reviewer: courbet.
Herald added subscribers: llvm-commits, hiraditya.
Herald added a project: LLVM.

Rollback of parts of D71213 <https://reviews.llvm.org/D71213>. After digging more into the code I think we should leave 0 when creating the instructions (CreateMemcpy, CreateMaskedStore, CreateMaskedLoad). It's probably fine for MemorySanitizer because Alignement is resolved but I'm having a hard time convincing myself it has no impact at all (although tests are passing).


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D71332

Files:
  llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp

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