[PATCH] D87202: Add a new hidden option -cfg-dot-changed which creates a website of DOT files showing colourized changes as the IR is changed by passes in the new pass manager pipeline.

[Jamie Schmeiser via Phabricator via llvm-commits]

jamieschmeiser updated this revision to Diff 290480.
jamieschmeiser added a comment.

Changed code to only open output stream when option is specified.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D87202/new/

https://reviews.llvm.org/D87202

Files:
  llvm/include/llvm/IR/ChangeReporters.h
  llvm/include/llvm/Passes/StandardInstrumentations.h
  llvm/lib/IR/ChangeReporters.cpp
  llvm/lib/Passes/StandardInstrumentations.cpp

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