lj_opt_narrow_mod  145 lj_iropt.h     LJ_FUNC TRef lj_opt_narrow_mod(jit_State *J, TRef rb, TRef rc, TValue *vb, TValue *vc);
lj_opt_narrow_mod 1895 lj_record.c          rc = lj_opt_narrow_mod(J, rb, rc, rbv, rcv);