Chris Lattner 26f8a40b51 Allow isa<DSNode>(..)
Simplification routines return true on change


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1996 91177308-0d34-0410-b5e6-96231b3b80d8
2002-03-27 00:52:57 +00:00
..
2002-03-27 00:52:57 +00:00