Dale Johannesen 51edab312c Considering predecessors of exit blocks gets
us a little more tail merging.

llvm-svn: 52986
2008-07-01 21:50:49 +00:00
..
2008-06-16 04:25:39 +00:00
2008-06-27 14:22:20 +00:00
2008-06-26 22:09:29 +00:00
2007-04-21 20:46:55 +00:00