Fix PR1729: watch out for val# with no def.
authorEvan Cheng <evan.cheng@apple.com>
Mon, 15 Oct 2007 18:33:50 +0000 (18:33 +0000)
committerEvan Cheng <evan.cheng@apple.com>
Mon, 15 Oct 2007 18:33:50 +0000 (18:33 +0000)
commitf5c7359afa8c9ab8d1bfbb6dc41c2d6db8c0420d
tree2be7fbc975be5b0799909f1acb509d70313fc754
parent85dd3be7354f848231362bd70f6517c0e667f95d
Fix PR1729: watch out for val# with no def.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42996 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/SimpleRegisterCoalescing.cpp
test/CodeGen/X86/2007-10-15-CoalescerCrash.ll [new file with mode: 0644]