[Unroll] Don't crash when simplified branch condition is undef.
authorMichael Zolotukhin <mzolotukhin@apple.com>
Wed, 29 Jul 2015 18:10:29 +0000 (18:10 +0000)
committerMichael Zolotukhin <mzolotukhin@apple.com>
Wed, 29 Jul 2015 18:10:29 +0000 (18:10 +0000)
commit3a7d55b623752dbef21258409ec120cd4e70410f
treea069992798bcfb941c05889edda4cdc7ffcad7f6
parenta2069d36ce6e44f1202588b41d78f4ed9806c777
[Unroll] Don't crash when simplified branch condition is undef.

llvm-svn: 243544
llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp
llvm/test/Transforms/LoopUnroll/full-unroll-crashers.ll