Jakob Stoklund Olesen 59bc8c437a Stop fixing bad machine code in LiveIntervalAnalysis. ...

The first def of a virtual register cannot also read the register.
Assert on such bad machine code instead of trying to fix it.
TwoAddressInstructionPass should never create code like that.

llvm-svn: 152010

2012-03-04 19:19:10 +00:00

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