Commit Graph

1 Commits

Author SHA1 Message Date
Manman Ren fe5a61edbe Memory Dependence Analysis: fix a miscompile that uses DT to approxmiate the
reachablity.

We conservatively approximate the reachability analysis by saying it is not
reachable if there is a single path starting from "From" and the path does not
reach "To".

rdar://12801584

llvm-svn: 171512
2013-01-04 19:19:47 +00:00