[all-commits] [llvm/llvm-project] 5b0f4f: [BasicAA] Treat returns_twice functions as clobber...

[Nikita Popov via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 5b0f4f2cb040f472d41870ba99ae45fc1022188f
      https://github.com/llvm/llvm-project/commit/5b0f4f2cb040f472d41870ba99ae45fc1022188f
  Author: Nikita Popov <npopov at redhat.com>
  Date:   2024-12-03 (Tue, 03 Dec 2024)

  Changed paths:
    M llvm/lib/Analysis/BasicAliasAnalysis.cpp
    M llvm/test/Transforms/GVN/setjmp.ll

  Log Message:
  -----------
  [BasicAA] Treat returns_twice functions as clobbering unescaped objects (#117902)

Effectively this models all the accesses that occur between the first
and second return as happening at the point of the call.

Fixes https://github.com/llvm/llvm-project/issues/116668.



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