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38a18261b9
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Author SHA1 Message Date
Eric Christopher
38a18261b9 If we can, lower the multiply part of a umulo/smulo call to a libcall 
with an invalid type then split the result and perform the overflow check
normally.

Fixes the 32-bit parts of rdar://8622122 and rdar://8774702.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123864 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-01-20 00:29:24 +00:00