[all-commits] [llvm/llvm-project] eb17a8: [SCEV] Preserve divisor info when adding guard inf...

[Florian Hahn via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: eb17a8d599dbcadecba2529dcf9ac234b085088a
      https://github.com/llvm/llvm-project/commit/eb17a8d599dbcadecba2529dcf9ac234b085088a
  Author: Florian Hahn <flo at fhahn.com>
  Date:   2025-10-20 (Mon, 20 Oct 2025)

  Changed paths:
    M llvm/lib/Analysis/ScalarEvolution.cpp
    M llvm/test/Analysis/ScalarEvolution/max-backedge-taken-count-guard-info.ll
    M llvm/test/Transforms/LoopVectorize/single-early-exit-deref-assumptions.ll

  Log Message:
  -----------
  [SCEV] Preserve divisor info when adding guard info for ICMP_NE via Sub. (#163250)

Follow-up to https://github.com/llvm/llvm-project/pull/160500 to
preserve divisibiltiy info when creating the UMax.

PR: https://github.com/llvm/llvm-project/pull/163250



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