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clang-p2996/llvm/test/CodeGen/PowerPC/fneg.ll
Qiu Chaofan eb2a405c18 [NFC] [DAGCombiner] Remove unnecessary negation in visitFNEG 
In visitFNEG of DAGCombiner, the folding of (fneg (fsub c, x)) is
redundant since getNegatedExpression already handles it.
2020-09-01 00:35:01 +08:00

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