https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83603
--- Comment #2 from Martin Liška <marxin at gcc dot gnu.org> ---
And:
$ gcc
/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/builtin-stringop-chk-4.c -O1
-c -Wrestrict
...
/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/builtin-stringop-chk-4.c:384:6:
internal compiler error: in maybe_diag_overlap, at
gimple-ssa-warn-restrict.c:1365
void test_strncat_chk_range (char *d)
^~~~~~~~~~~~~~~~~~~~~~
0x914415 maybe_diag_overlap
../../gcc/gimple-ssa-warn-restrict.c:1363
0x914415 check_bounds_or_overlap(gcall*, tree_node*, tree_node*, tree_node*,
tree_node*, bool)
../../gcc/gimple-ssa-warn-restrict.c:1752
0x914682 check_call
../../gcc/gimple-ssa-warn-restrict.c:1685
0x914682 before_dom_children
../../gcc/gimple-ssa-warn-restrict.c:106
0x134f0a7 dom_walker::walk(basic_block_def*)
../../gcc/domwalk.c:308
0x90b109 execute
../../gcc/gimple-ssa-warn-restrict.c:120
