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Commit c10e88db authored by Evan Cheng's avatar Evan Cheng
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Teach basic AA about PHI nodes. If all operands of a phi NoAlias another value... 

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
parent 63c94fe1
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