https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98439
Bug ID: 98439
Summary: [11 Regression] ICE in final_scan_insn_1, at
final.c:3096
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: asolokha at gmx dot com
Target Milestone: ---
Target: x86_64-unknown-linux-gnu
gcc-11.0.0-alpha20201220 snapshot (g:18e86fae2a14f78e70aae06afce6bb9853068bb1)
ICEs when compiling the following testcase w/ -march=nehalem -O2
-fselective-scheduling2 -fno-cprop-registers:
int in;
int
wz (int, int, int, int, int, int, int);
int
w5 (void)
{
return wz (0, 0, 0, 0, 0, 0, in > 0 ? in : 0);
}
% x86_64-unknown-linux-gnu-gcc-11.0.0 -march=nehalem -O2
-fselective-scheduling2 -fno-cprop-registers -c jpl1fnqa.c
during RTL pass: final
jpl1fnqa.c: In function 'w5':
jpl1fnqa.c:10:1: internal compiler error: in final_scan_insn_1, at final.c:3096
10 | }
| ^
0x64eefe final_scan_insn_1
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20201220/work/gcc-11-20201220/gcc/final.c:3096
0xa985ab final_scan_insn(rtx_insn*, _IO_FILE*, int, int, int*)
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20201220/work/gcc-11-20201220/gcc/final.c:3170
0xa986a7 final_1
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20201220/work/gcc-11-20201220/gcc/final.c:2021
0xa99294 rest_of_handle_final
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20201220/work/gcc-11-20201220/gcc/final.c:4676
0xa99294 execute
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20201220/work/gcc-11-20201220/gcc/final.c:4754
