[PATCH] D29524: [DAGCombiner] Make DAGCombiner smarter about overflow

[Amaury SECHET via Phabricator via llvm-commits]

deadalnix updated this revision to Diff 87140.
deadalnix added a comment.

Add documentation and style change.


https://reviews.llvm.org/D29524

Files:
  include/llvm/CodeGen/SelectionDAG.h
  lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  lib/CodeGen/SelectionDAG/SelectionDAG.cpp
  test/CodeGen/X86/divrem8_ext.ll

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