[all-commits] [llvm/llvm-project] 31282d: Fix LLVM_REVERSE_ITERATION

thegreatbeanz via All-commits all-commits at lists.llvm.org
Mon Apr 20 15:33:07 PDT 2020


  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 31282d399b79526303ae4b5d1f73ace8a40c6587
      https://github.com/llvm/llvm-project/commit/31282d399b79526303ae4b5d1f73ace8a40c6587
  Author: Chris Bieneman <chris.bieneman at me.com>
  Date:   2020-04-20 (Mon, 20 Apr 2020)

  Changed paths:
    M llvm/include/llvm/ADT/DenseMap.h

  Log Message:
  -----------
  Fix LLVM_REVERSE_ITERATION

A recent change (4e86e5eedc6), broke `LLVM_REVERSE_ITERATION` for DenseMaps by adding an assert. It is valid to de-reference and increment one step behind `End` when reverse iteration is enabled because `End` is actually the start of the pointer bucket.




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