[all-commits] [llvm/llvm-project] 1e24b5: [InstCombine] Add limit for expansion of gep chain...

[Nikita Popov via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 1e24b53534ed4043562ae32bb16c55b7820a3aed
      https://github.com/llvm/llvm-project/commit/1e24b53534ed4043562ae32bb16c55b7820a3aed
  Author: Nikita Popov <npopov at redhat.com>
  Date:   2025-07-23 (Wed, 23 Jul 2025)

  Changed paths:
    M llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp
    M llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp
    M llvm/lib/Transforms/InstCombine/InstCombineInternal.h
    M llvm/test/Transforms/InstCombine/icmp-gep.ll
    M llvm/test/Transforms/InstCombine/sub-gep.ll

  Log Message:
  -----------
  [InstCombine] Add limit for expansion of gep chains (#147065)

When converting gep subtraction / comparison to offset subtraction /
comparison, avoid expanding very long multi-use gep chains.



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