Nick Lewycky 90e835b327 Clean up ConstantRange a bit:
- remove ashr which never worked.
 - fix lshr and shl and add tests.
 - remove dead function "intersect1Wrapped".
 - add a new sub method to subtract ranges, with test.

llvm-svn: 110861
2010-08-11 22:04:36 +00:00
..
2010-07-14 22:38:02 +00:00
2010-07-14 22:38:02 +00:00
2010-04-15 17:08:50 +00:00
2010-04-18 03:35:23 +00:00
2010-08-08 00:00:34 +00:00
2009-09-06 12:26:28 +00:00
2010-07-14 22:38:02 +00:00
2009-09-06 12:26:28 +00:00
2009-11-06 10:58:06 +00:00