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Author SHA1 Message Date
Nikita Popov 3715c99be9 [InstSimplify] Fold nnan/ninf violation to poison 
As the comment already indicates, performing an operation with
nnan/ninf flags on a nan/inf or undef results in poison. Now that
we have a proper poison value, we no longer need to relax it to
undef.
 2021-01-03 22:05:40 +01:00
Juneyoung Lee 864dda5fd5 [InstSimplify] Add tests that fold instructions with poison operands (NFC) 2020-12-02 01:01:59 +09:00