[all-commits] [llvm/llvm-project] 19ddaf: [llvm] Fix ObjectSizeOffsetVisitor behavior in exa...

serge-sans-paille via All-commits all-commits at lists.llvm.org
Fri Nov 22 23:38:58 PST 2024


  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 19ddafafdf131aed40abbdaf5af1fb7b59c1e8ac
      https://github.com/llvm/llvm-project/commit/19ddafafdf131aed40abbdaf5af1fb7b59c1e8ac
  Author: serge-sans-paille <sguelton at mozilla.com>
  Date:   2024-11-23 (Sat, 23 Nov 2024)

  Changed paths:
    M llvm/lib/Analysis/MemoryBuiltins.cpp
    A llvm/test/Instrumentation/BoundsChecking/negative.ll

  Log Message:
  -----------
  [llvm] Fix ObjectSizeOffsetVisitor behavior in exact mode upon negati… (#116955)

…ve offset

In Exact mode, the approximation of returning (0,0) is invalid. It only
holds in min/max mode.



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