[PATCH] D37176: Create PHI node for the return value only when the return value has uses.

[Taewook Oh via Phabricator via llvm-commits]

twoh updated this revision to Diff 112917.
twoh added a comment.

Addressing @davidxl and @xur's comment. Thanks!


https://reviews.llvm.org/D37176

Files:
  lib/Transforms/Instrumentation/IndirectCallPromotion.cpp
  test/Transforms/PGOProfile/icp_covariant_call_return.ll
  test/Transforms/PGOProfile/icp_invoke_nouse.ll

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