[PATCH] D48828: [InstSimplify] fold extracting from std::pair

[Hiroshi Inoue via Phabricator via llvm-commits]

inouehrs updated this revision to Diff 155670.
inouehrs added a comment.

- add more test cases
- make the algorithm more general using `m_c_Or` instead of `m_Or`


https://reviews.llvm.org/D48828

Files:
  lib/Analysis/InstructionSimplify.cpp
  test/Transforms/InstSimplify/pair.ll
  test/Transforms/NewGVN/pair_jumpthread.ll

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