[PATCH] D132747: [llvm][ADT] Overload output stream operator `<<` for `StringMapEntry` and `StringMap`.

[weiyi via Phabricator via llvm-commits]

wyt updated this revision to Diff 455963.
wyt added a comment.

Check if << operator is overloaded for value type, return a default if << is unimplemented.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D132747/new/

https://reviews.llvm.org/D132747

Files:
  llvm/include/llvm/ADT/StringMap.h
  llvm/include/llvm/ADT/StringMapEntry.h
  llvm/unittests/ADT/StringMapTest.cpp

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