Nick Lewycky 3b459607de Fix ConstantRange::unionWith. Also make it work a little hard in some cases to
return the smallest union of two ranges instead of just any range that happens
to contain the union.

llvm-svn: 76360
2009-07-19 03:44:35 +00:00
..
2009-07-16 17:00:06 +00:00
2009-07-18 06:08:49 +00:00
2009-06-29 19:57:24 +00:00