https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97684
Arseny Solokha <asolokha at gmx dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target|powerpc-*-linux-gnu |powerpc-*-linux-gnu,
| |x86_64-unknown-linux-gnu
--- Comment #1 from Arseny Solokha <asolokha at gmx dot com> ---
void
c5 (double);
void
g4 (int *n4)
{
double lp = 0.0;
int fn;
for (fn = 0; fn < 18; ++fn)
{
int as;
as = __builtin_abs (n4[fn]);
if (as > lp)
lp = as;
}
c5 (lp);
}
% x86_64-unknown-linux-gnu-gcc-11.0.0 -O1 -flive-range-shrinkage
-fschedule-insns -fselective-scheduling -funroll-all-loops -fno-web -c
s0owgzp5.c
during RTL pass: ira
s0owgzp5.c: In function 'g4':
s0owgzp5.c:20:1: internal compiler error: in reg_preferred_class, at
reginfo.c:794
20 | }
| ^
0x6b0710 reg_preferred_class(int)
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20201220/work/gcc-11-20201220/gcc/reginfo.c:794
0xc0f2e8 update_equiv_regs
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20201220/work/gcc-11-20201220/gcc/ira.c:3521
0xc154c5 ira
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20201220/work/gcc-11-20201220/gcc/ira.c:5554
0xc154c5 execute
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20201220/work/gcc-11-20201220/gcc/ira.c:5945
(As of gcc-11.0.0-alpha20201220 snapshot,
g:18e86fae2a14f78e70aae06afce6bb9853068bb1.)
