[all-commits] [llvm/llvm-project] 0b779b: Revert "[AggressiveInstCombine] Fold strcmp for sh...

[alexfh via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 0b779b0daa4cfb7d99d10232890d98b43ff56ef0
      https://github.com/llvm/llvm-project/commit/0b779b0daa4cfb7d99d10232890d98b43ff56ef0
  Author: Alexander Kornienko <alexfh at google.com>
  Date:   2023-08-08 (Tue, 08 Aug 2023)

  Changed paths:
    M llvm/include/llvm/Analysis/ValueTracking.h
    M llvm/include/llvm/Transforms/AggressiveInstCombine/AggressiveInstCombine.h
    M llvm/lib/Analysis/ValueTracking.cpp
    M llvm/lib/Transforms/AggressiveInstCombine/AggressiveInstCombine.cpp
    M llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp
    M llvm/test/Transforms/AggressiveInstCombine/strcmp.ll

  Log Message:
  -----------
  Revert "[AggressiveInstCombine] Fold strcmp for short string literals"

This reverts commit 5dde755188e34c0ba5304365612904476c8adfda,
cbfcf90152de5392a36d0a0241eef25f5e159eef and
8981520b19f2d2fe3d2bc80cf26318ee6b5b7473 due to a miscompile introduced in
8981520b19f2d2fe3d2bc80cf26318ee6b5b7473 (see
https://reviews.llvm.org/D154725#4568845 for details)

Differential Revision: https://reviews.llvm.org/D157430