[all-commits] [llvm/llvm-project] 385fe3: [InstCombine] Strip trailing zero GEP indices (#15...

[Nikita Popov via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 385fe30ee0e4fc798f25b31dd8c6fd5e1f4081d1
      https://github.com/llvm/llvm-project/commit/385fe30ee0e4fc798f25b31dd8c6fd5e1f4081d1
  Author: Nikita Popov <npopov at redhat.com>
  Date:   2025-07-30 (Wed, 30 Jul 2025)

  Changed paths:
    M llvm/lib/Transforms/InstCombine/InstructionCombining.cpp
    M llvm/test/Transforms/InstCombine/load-cmp.ll
    M llvm/test/Transforms/InstCombine/strcmp-3.ll
    M llvm/test/Transforms/InstCombine/vector_gep1-inseltpoison.ll
    M llvm/test/Transforms/InstCombine/vector_gep1.ll
    M llvm/test/Transforms/InstCombine/vectorgep-crash.ll
    M llvm/test/Transforms/LoopVectorize/AArch64/sve-interleaved-accesses.ll
    M llvm/test/Transforms/LoopVectorize/consecutive-ptr-uniforms.ll
    M llvm/test/Transforms/LoopVectorize/interleaved-accesses-pred-stores.ll
    M llvm/test/Transforms/LoopVectorize/interleaved-accesses.ll

  Log Message:
  -----------
  [InstCombine] Strip trailing zero GEP indices (#151338)

Zero indices at the end do not change the GEP offset and can be removed.

(Doing the same at the start requires adjusting the source element
type.)



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