Dan Gohman 8a58b8f83b Revert the part of 75177 that split ConstantRange into two classes, and
merge the new functionality and unittests into ConstantRange. Thanks to
Nick Lewycky for pointing out that it isn't necessary to have two separate
classes here.

llvm-svn: 75191
2009-07-09 23:16:10 +00:00
..
2009-06-29 19:57:24 +00:00
2009-07-08 21:57:07 +00:00