/* { dg-do assemble } *//* { dg-options "-O2" } *//* Checking that the "b" constraint is accepted, for all target variants. */longsys_ipc(void){long__gu_err=-14;longdummy_for_get_user_asm_64_;__asm____volatile__("move.d [%1+],%0\n":"=r"(__gu_err),"=b"(dummy_for_get_user_asm_64_):"0"(__gu_err));return__gu_err;}