Evan Cheng 5fdb57cc10 Postra machine licm must add registers defined by loop invariants to *all* of ...

the live-in sets of BBs in the loop. Otherwise later pass may end up using the
registers and override the invariant. rdar://7852937
No reasonablly sized test case possible.

llvm-svn: 101626

2010-04-17 07:07:11 +00:00

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