add an assertion, avoid creating copyfromreg/copytoreg pairs that are the
authorChris Lattner <sabre@nondot.org>
Tue, 11 Jan 2005 22:03:46 +0000 (22:03 +0000)
committerChris Lattner <sabre@nondot.org>
Tue, 11 Jan 2005 22:03:46 +0000 (22:03 +0000)
commitf1fdacae8c1bd9e5ff4619546b3a28e93fb75ab5
tree18405b86dd9cf2580c6fc457190f239063650bea
parenta5ade060db50a61ee383ea45f3205b3a697d54ff
add an assertion, avoid creating copyfromreg/copytoreg pairs that are the
same for PHI nodes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19484 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp