[all-commits] [llvm/llvm-project] be4501: [InstCombine] prevent infinite loop with sub/abs o...

[Tom Stellard via All-commits]

  Branch: refs/heads/release/10.x
  Home:   https://github.com/llvm/llvm-project
  Commit: be4501f6e487fc27b242e0799cfeed3b4eedc4cd
      https://github.com/llvm/llvm-project/commit/be4501f6e487fc27b242e0799cfeed3b4eedc4cd
  Author: Tom Stellard <tstellar at redhat.com>
  Date:   2020-06-23 (Tue, 23 Jun 2020)

  Changed paths:
    M llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp
    M llvm/test/Transforms/InstCombine/abs-1.ll

  Log Message:
  -----------
  [InstCombine] prevent infinite loop with sub/abs of constant expression

PR45539:
https://bugs.llvm.org/show_bug.cgi?id=45539

(cherry picked from commit 01bcc3e9371470e1974f066ced353df15e10056d)