https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98212
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|[10/11 Regression] X86 |[10 Regression] X86
|unoptimal code for float |unoptimal code for float
|equallity comparison |equallity comparison
|followed by jump |followed by jump
--- Comment #9 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Fixed on the trunk.
Not sure about backports, seems too risky to me.