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
..
2009-04-01 22:44:18 +00:00
2009-07-10 18:58:29 +00:00