tree 311037d1828530f0d041c13cc13cb64bd74393e7
parent 5db5bf425ddf5dd0668bb2f78dd9b44ed2d4b0d7
author Chris Lattner <sabre@nondot.org> 1213596611 +0000
committer Chris Lattner <sabre@nondot.org> 1213596611 +0000

Refactor basicaa's main alias function somethin' fierce.  
This fixes several minor bugs (such as returning noalias
for comparisons between external weak functions an null) but
is mostly a cleanup.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52299 91177308-0d34-0410-b5e6-96231b3b80d8