https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78531
--- Comment #2 from Matthias Klose <doko at gcc dot gnu.org> --- hmm, that doesn't look better: Breakpoint 1, __GI___fortify_fail (msg=msg@entry=0x7ffff69f487d "buffer overflow detected") at fortify_fail.c:28 28 fortify_fail.c: No such file or directory. (gdb) bt #0 __GI___fortify_fail (msg=msg@entry=0x7ffff69f487d "buffer overflow detected") at fortify_fail.c:28 #1 0x00007ffff6980240 in __GI___chk_fail () at chk_fail.c:28 #2 0x00000000006f7716 in build_raise_check(int, exception_info_kind) () #3 0x0000000000706119 in gigi () #4 0x00000000009e8c90 in back_end.call_back_end () #5 0x00000000009e9af7 in gnat1drv () #6 0x00000000006c89ed in gnat_parse_file() () #7 0x0000000000d791cf in compile_file() () #8 0x00000000006acc7f in toplev::main(int, char**) () #9 0x00000000006aeff7 in main ()