Be a bit more aggressive in bailing out of this routine. Spotted by
authorChandler Carruth <chandlerc@gmail.com>
Fri, 14 Sep 2012 10:30:42 +0000 (10:30 +0000)
committerChandler Carruth <chandlerc@gmail.com>
Fri, 14 Sep 2012 10:30:42 +0000 (10:30 +0000)
commitad41dcfd875e8d3421a5f0970b6a886b6e10b3b7
treed69be955fa7d1a9e98b58b9b4baadf3bcf561d59
parent8ed1ed8dfd2cf9215446c637a416a5a31f96051e
Be a bit more aggressive in bailing out of this routine. Spotted by
inspection by Duncan during review. My suspicion is that we would still
have returned 0 anyways in this case, but doing it sooner is better.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163895 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/Scalar/SROA.cpp