https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96968
--- Comment #2 from Iain Sandoe <iains at gcc dot gnu.org> ---
for __builtin_aarch64_get_fpcr64 () O1 the fail is:
$ ./gcc/xgcc -Bgcc ~/fpcr-test-a.c -S -O
during RTL pass: expand
.../fpcr-test-a.c: In function ‘main’:
.../fpcr-test-a.c:7:1: internal compiler error: Segmentation fault
7 | }
| ^
0xc7d9c3 crash_signal
../../src/gcc/toplev.c:327
0xab6a84 mark_jump_label_1
../../src/gcc/jump.c:1087
0xab6c23 mark_jump_label_1
../../src/gcc/jump.c:1211
0xab7033 mark_all_labels
../../src/gcc/jump.c:332
0xab7223 rebuild_jump_labels_1
../../src/gcc/jump.c:74
0xab7223 rebuild_jump_labels(rtx_insn*)
../../src/gcc/jump.c:98
0x7d35a3 execute
../../src/gcc/cfgexpand.c:6619
