[PATCH] [ValueTracking] Allow min/max detection to see through casts.

[James Molloy]

Hi David,

Those comments make sense. Thanks!

I've changed !isSigned() to isUnsigned(), but instead of checking for !equality everywhere I've just added a quick bailout right at the start.

Cheers,

James


REPOSITORY
  rL LLVM

http://reviews.llvm.org/D9748

Files:
  include/llvm/Analysis/ValueTracking.h
  lib/Analysis/ValueTracking.cpp

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