https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117069
--- Comment #6 from Hongtao Liu <liuhongt at gcc dot gnu.org> --- It looks like the testcase is fragile, it's supposed to check the compiler ability of generating code_6_gottpoff_reloc instruction, but failed since there's a seg_prefixed memory usage(r14-6242-gd564198f960a2f). mov r13, QWORD PTR j@gottpoff[rip] mov r12, QWORD PTR a@gottpoff[rip] mov rbp, QWORD PTR [rsp+1040] lea rbx, [rsp+1040] add r14, QWORD PTR fs:0, r12