On Saturday, March 30, 2013 2:46:56 PM UTC+1, leif wrote:
>
> Jean-Pierre Flori wrote:
> > On Saturday, March 30, 2013 7:15:10 AM UTC+1, leif wrote:
> > Just for the record, I get ICEs with the GCC 4.7.2.p0 spkg (with Sun
> as
> > and ld) on Solaris SPARC (32-bit) when compiling GAP and libGAP with
> > -O3; -O2 works in both cases. (I didn't get them with the
> system-wide
> > GCC 4.7.0 on {mark,mark2}.)
> >
> > I cannot reproduce these on the Solaris I have access to (same as the
> > one with singular/restrict problem).
> > With Sage 5.7 and the GCC 4.7.2.p1 spkg (not that it should not make any
> > difference), I can build the GAP and libgap spkgs both with CFLAGS unset
> > and with CFLAGS="-O3".
>
> I also built GCC itself with -O3 (and -mcpu=ultrasparc3
> -mtune=ultrasparc3); not yet sure whether that matters.
>
I rebuilt GCC with CFLAGS="-O3 -mcpu=niagara2 -mtune=niagara2".
And ... tada! It breaks when building GAP:
{{{
../../src/blister.c: In function 'InitKernel':
../../src/blister.c:2743:1: internal compiler error: in
simplify_immed_subreg, at simplify-rtx.c:5262
}}}
three times.
>
>
> -leif
>
> > [Probably more to come; haven't yet investigated further either.]
>
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