cmmNegate :: DynFlags -> CmmExpr -> CmmExpr
cmmNegate _      (CmmLit (CmmInt n rep)) = CmmLit (CmmInt (-n) rep)
cmmNegate :: DynFlags -> CmmExpr -> CmmExpr
cmmNegate _      (CmmLit (CmmInt n rep)) = CmmLit (CmmInt (-n) rep)
cmmNegate _      (CmmLit (CmmInt n rep)) = CmmLit (CmmInt (-n) rep)