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Author SHA1 Message Date
Duncan P. N. Exon Smith
5b8419d32e InstCombine: Fix a crash in Descale for multiply-by-zero 
Fix a crash in `InstCombiner::Descale()` when a multiply-by-zero gets
created as an argument to a GEP partway through an iteration, causing
-instcombine to optimize the GEP before the multiply.

rdar://problem/17615671

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@212742 91177308-0d34-0410-b5e6-96231b3b80d8
 2014-07-10 17:13:27 +00:00