https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97695
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Ever confirmed|0 |1
Status|UNCONFIRMED |NEW
Last reconfirmed| |2020-11-03
Keywords| |needs-bisection, wrong-code
Target Milestone|--- |11.0
Component|tree-optimization |ipa
CC| |jamborm at gcc dot gnu.org,
| |marxin at gcc dot gnu.org
Summary|wrong code at -O3 on |[11 Regression] wrong code
|x86_64-pc-linux-gnu |at -O3 on
| |x86_64-pc-linux-gnu
Target| |x86_64-*-* i?86-*-*
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Confirmed. Somehow IPA ends up with
iftmp.0_20 = d.1_13 / h_17(D);
which is a parameter that is dropped. -fno-ipa-cp avoids the issue.
