https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81255
--- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> ---
during GIMPLE pass: vect
umat_single_crystal.f: In function 'umat_single_crystal.constprop':
umat_single_crystal.f:19:6: internal compiler error: Segmentation fault
subroutine umat_single_crystal(amat,iel,iint,kode,elconloc,eloc,
^
0xb5445f crash_signal
../../src-trunk/gcc/toplev.c:338
0x77b0c6 flow_bb_inside_loop_p(loop const*, basic_block_def const*)
../../src-trunk/gcc/cfgloop.c:794
0xd60c35 vect_stmt_relevant_p
../../src-trunk/gcc/tree-vect-stmts.c:326
0xd6169f vect_mark_stmts_to_be_vectorized(_loop_vec_info*)
../../src-trunk/gcc/tree-vect-stmts.c:664
0xd89cb9 vect_analyze_loop_2
../../src-trunk/gcc/tree-vect-loop.c:1944
0xd89cb9 vect_analyze_loop(loop*, _loop_vec_info*)
../../src-trunk/gcc/tree-vect-loop.c:2403
0xd9f397 vectorize_loops()
../../src-trunk/gcc/tree-vectorizer.c:614
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.
make[4]: *** [/tmp/cciw2A2l.ltrans22.ltrans.o] Error 1
lto-wrapper: fatal error: make returned 2 exit status
compilation terminated.
/usr/local/bin/ld: error: lto-wrapper failed
collect2: error: ld returned 1 exit status
specmake[3]: *** [calculix] Error 1
