(define_insn "*x86_mov<mode>cc_0_m1_neg"
[(set (match_operand:SWI48 0 "register_operand" "=r")
(neg:SWI48 (match_operator 1 "ix86_carry_flag_operator"
- [(reg FLAGS_REG) (const_int 0)])))]
+ [(reg FLAGS_REG) (const_int 0)])))
+ (clobber (reg:CC FLAGS_REG))]
""
"sbb{<imodesuffix>}\t%0, %0"
[(set_attr "type" "alu")