[Bug rtl-optimization/123048] [16 regression] wrong code at -O3 with -fschedule-insns on x86_64-linux-gnu since r16-4186

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123048

--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(insn 711 614 690 8 (parallel [
            (set (reg:DI 1 dx [orig:650 _14 ] [650])
                (const_int 0 [0]))
            (clobber (reg:CC 17 flags))
        ]) "/app/example.cpp":61:5 89 {*movdi_xor}
     (expr_list:REG_UNUSED (reg:CC 17 flags)
        (nil)))
(insn:TI 690 711 233 8 (parallel [
            (set (reg:SI 0 ax [651])
                (div:SI (reg:SI 0 ax [651])
                    (reg:SI 4 si [orig:110 _13 ] [110])))
            (set (reg:SI 1 dx [orig:650 _14 ] [650])
                (mod:SI (reg:SI 0 ax [651])
                    (reg:SI 4 si [orig:110 _13 ] [110])))
            (use (reg:SI 1 dx [orig:650 _14 ] [650]))
            (clobber (reg:CC 17 flags))
        ]) "/app/example.cpp":61:5 697 {*divmodsi4_noext}
     (expr_list:REG_UNUSED (reg:CC 17 flags)
        (nil)))