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Commit Graph

1 Commits

Author SHA1 Message Date
Dan Gohman
e87da8a25d Generalize ScalarEvolution's PHI analysis to handle loops that don't
have preheaders or dedicated exit blocks, as clients may not otherwise
need to run LoopSimplify.

llvm-svn: 101030
2010-04-12 07:49:36 +00:00