Nemanja Ivanovic 7f3787c0f2 [PowerPC] Bail out of redundant LI elimination on an implicit kill ...

The transformation currently does not differentiate between explicit
and implicit kills. However, it is not valid to later simply clear
an implicit kill flag since the kill could be due to a call or return.

Fixes: https://bugs.llvm.org/show_bug.cgi?id=45374

2020-04-09 22:17:29 -05:00

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