On Thu, 22 Aug 2013 22:26:51 +0000 (UTC), Thorsten Glaser <t...@mirbsd.de> wrote: > Matthias Klose dixit: > > >yes, I do reject this. > > I see. Would you please=E2=80=A6 > > >> =E2=80=9Cfor the time being=E2=80=9D? If so, would you accept a patch > >> that just disables -fauto-inc-dec on m68k *always*, > >> even in the cases where it doesn=E2=80=99t ICE? (one-liner) > > answer whether this would be considerable? (Untested, > but should have the desired effect, right Mikael?) > > --- a/src/gcc/common.opt > +++ b/src/gcc/common.opt > @@ -858,7 +858,7 @@ Common Report Var(flag_asynchronous_unwi > Generate unwind tables that are exact at each instruction boundary > =20 > fauto-inc-dec > -Common Report Var(flag_auto_inc_dec) Init(1) > +Common Report Var(flag_auto_inc_dec) Init(0) > Generate auto-inc/dec instructions > =20 > ; -fcheck-bounds causes gcc to generate array bounds checks. > > Or maybe this one (although it=E2=80=99s got the malus that it can=E2=80=99= > t > be re-enabled for testing): > > --- a/src/gcc/config/m68k/m68k.c > +++ b/src/gcc/config/m68k/m68k.c > @@ -663,6 +663,8 @@ m68k_override_options_after_change (void > flag_schedule_insns_after_reload =3D 0; > flag_modulo_sched =3D 0; > } > + /* PR52306 */ > + flag_auto_inc_dec =3D 0; > } > =20 > /* Generate a macro of the form __mPREFIX_cpu_NAME, where PREFIX is the
Tweaking the option so that it defaults to OFF for m68k, but still can be enabled, would be preferable. I haven't looked at how to achieve that in gcc's options machinery. /Mikael -- To UNSUBSCRIBE, email to debian-gcc-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/21015.9093.848000.878...@pilspetsen.it.uu.se
