On Thu, Dec 15, 2022 at 3:45 PM Hongtao Liu <crazy...@gmail.com> wrote: > > On Thu, Dec 15, 2022 at 3:39 PM Jakub Jelinek <ja...@redhat.com> wrote: > > > > On Thu, Dec 15, 2022 at 02:21:37PM +0800, liuhongt via Gcc-patches wrote: > > > --- a/gcc/config/i386/i386.opt > > > +++ b/gcc/config/i386/i386.opt > > > @@ -420,6 +420,10 @@ mpc80 > > > Target RejectNegative > > > Set 80387 floating-point precision to 80-bit. > > > > > > +mdaz-ftz > > > +Target > > > > s/Target/Driver/ > Change to Driver and Got error like:cc1: error: command-line option > ‘-mdaz-ftz’ is valid for the driver but not for C. Hi Jakub: I didn't find a good solution to handle this error after changing *Target* to *Driver*, Could you give some hints how to solve this problem? Or is it ok for you to mark this as *Target*(there won't be any save and restore in cfun since there's no variable defined here.) > > > > > +Set the FTZ and DAZ Flags. > > > > Jakub > > > > > -- > BR, > Hongtao
-- BR, Hongtao