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Author SHA1 Message Date
Evan Cheng
c745bf2d87 Replace test with a simpler hand crafted one. 
llvm-svn: 84069
 2009-10-14 01:45:10 +00:00
Evan Cheng
c10e88db22 Teach basic AA about PHI nodes. If all operands of a phi NoAlias another value than it's safe to declare the PHI NoAlias the value. Ditto for MustAlias. 
llvm-svn: 84038
 2009-10-13 22:02:20 +00:00