Hal Finkel bf3957a553 Teach isDereferenceablePointer to look through returned-argument functions ...

For functions which are known to return their argument,
isDereferenceableAndAlignedPointer can examine the argument value.

Differential Revision: http://reviews.llvm.org/D9384

llvm-svn: 275038

2016-07-11 03:08:49 +00:00

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