don't add nodes to the now-dead nodes list multiple times, this
authorChris Lattner <sabre@nondot.org>
Sun, 28 Mar 2010 05:28:31 +0000 (05:28 +0000)
committerChris Lattner <sabre@nondot.org>
Sun, 28 Mar 2010 05:28:31 +0000 (05:28 +0000)
commit856fb395e46a8d485081acbf11928047d852c636
treeb9219d6fe43375cf05d86143b1a3127001266733
parenta591ff53d91acb1232ed8500c646ce2af8a891e8
don't add nodes to the now-dead nodes list multiple times, this
can cause a crash on crazy situations in msp430 when morph-node-to
is disabled.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99739 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp