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Author SHA1 Message Date
Nick Lewycky 63353933c6 Add testcase for r132290, to check for the crasher caught by the buildbots 
doing llvm-gcc selfhost (or cross).

llvm-svn: 132292
 2011-05-29 19:41:14 +00:00
Nick Lewycky a3bb03e400 Obey the isVolatile bit on memory intrinsics when analyzing uses of a global 
variable. Noticed by inspection.

Simulate memset in EvaluateFunction where the target of the memset and the
value we're setting are both the null value. Fixes PR10047!

llvm-svn: 132288
 2011-05-29 18:41:56 +00:00