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Commit 29b8f554 authored by Evan Cheng's avatar Evan Cheng
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Now that ShrinkDemandedOps() is separated out from DAG combine. It sometimes... 

Now that ShrinkDemandedOps() is separated out from DAG combine. It sometimes leave some obvious nops which dag combine used to clean up afterwards e.g. (trunk (ext n)) -> n. Look for them and squash them.

llvm-svn: 95757
parent fb45d351
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