Nadav Rotem 452993ad1a Fix a bug in vectorization of if-converted reduction variables. If the
reduction variable is not used outside the loop then we ran into an
endless loop. This change checks if we found the original PHI.

llvm-svn: 169324
2012-12-04 22:40:22 +00:00
..
2012-11-28 12:13:12 +00:00
2012-11-29 19:38:54 +00:00