https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92095
Mikael Pettersson <mikpelinux at gmail dot com> changed:
What |Removed |Added
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CC| |mikpelinux at gmail dot com
--- Comment #2 from Mikael Pettersson <mikpelinux at gmail dot com> ---
I can reproduce. Fails with gcc -m32 -O1 -mcpu=niagara2 -fPIE and GCC 8/9/10.
Works with -m64. Works with GCC 7.
> gcc/xgcc -Bgcc -m32 -O1 -mcpu=niagara2 -fPIE -S pr92095.c
during RTL pass: reload
pr92095.c: In function 'd':
pr92095.c:10:1: internal compiler error: Segmentation fault
10 | }
| ^
0x596eef crash_signal
/mnt/scratch/gcc-10-20191020/gcc/toplev.c:326
0x247100 validize_mem(rtx_def*)
/mnt/scratch/gcc-10-20191020/gcc/explow.c:521
0x86c897 sparc_expand_move(machine_mode, rtx_def**)
/mnt/scratch/gcc-10-20191020/gcc/config/sparc/sparc.c:2315
0xa68dbf gen_movdf(rtx_def*, rtx_def*)
/mnt/scratch/gcc-10-20191020/gcc/config/sparc/sparc.md:2469
0x26d60f insn_gen_fn::operator()(rtx_def*, rtx_def*) const
/mnt/scratch/gcc-10-20191020/gcc/recog.h:318
0x26d60f emit_move_insn_1(rtx_def*, rtx_def*)
/mnt/scratch/gcc-10-20191020/gcc/expr.c:3727
0x26daa3 emit_move_insn(rtx_def*, rtx_def*)
/mnt/scratch/gcc-10-20191020/gcc/expr.c:3823
0x4076c7 lra_emit_move(rtx_def*, rtx_def*)
/mnt/scratch/gcc-10-20191020/gcc/lra.c:499
0x419cef curr_insn_transform
/mnt/scratch/gcc-10-20191020/gcc/lra-constraints.c:4397
0x41bdab lra_constraints(bool)
/mnt/scratch/gcc-10-20191020/gcc/lra-constraints.c:4994
0x407c6f lra(_IO_FILE*)
/mnt/scratch/gcc-10-20191020/gcc/lra.c:2432
0x3bf45f do_reload
/mnt/scratch/gcc-10-20191020/gcc/ira.c:5511
0x3bf45f execute
/mnt/scratch/gcc-10-20191020/gcc/ira.c:5697
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
