[PATCH] D41283: [WIP][InstCombine] Missed optimization in math expression: tan(a) * cos(a) == sin(a)

[Dmitry Venikov via Phabricator via llvm-commits]

Quolyk updated this revision to Diff 128602.
Quolyk edited the summary of this revision.
Quolyk added a comment.

As in https://reviews.llvm.org/D41389 I have tan calls that are never used and never erased.


https://reviews.llvm.org/D41283

Files:
  include/llvm/IR/PatternMatch.h
  lib/Transforms/InstCombine/InstCombineMulDivRem.cpp
  test/Transforms/InstCombine/fmul.ll

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