simplify this code.
authorChris Lattner <sabre@nondot.org>
Tue, 5 Jan 2010 23:00:30 +0000 (23:00 +0000)
committerChris Lattner <sabre@nondot.org>
Tue, 5 Jan 2010 23:00:30 +0000 (23:00 +0000)
commit68c6e8998b88339abadb0b8f3938a87f662beb35
tree6c9d41458728616958e07e95961223828cb55831
parentd7d1a290034c0d991a22ecf4e94e66bfd9a3c8a1
simplify this code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92800 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/InstCombine/InstCombineCasts.cpp