static void test_reuse (void) { mpc_t z; mpfr_t y; int inex; mpfr_init2 (y, 2); mpc_init2 (z, 2); mpc_set_si_si (z, 0, -1, MPC_RNDNN); mpfr_neg (mpc_realref (z), mpc_realref (z), MPFR_RNDN); mpc_div_2ui (z, z, 4, MPC_RNDNN); mpfr_set_ui (y, 512, MPFR_RNDN); inex = mpc_pow_fr (z, z, y, MPC_RNDNN); if (MPC_INEX_RE(inex) != 0 || MPC_INEX_IM(inex) != 0 || mpfr_cmp_ui_2exp (mpc_realref(z), 1, -2048) != 0 || mpfr_cmp_ui (mpc_imagref(z), 0) != 0 || mpfr_signbit (mpc_imagref(z)) == 0) { printf ("Error in test_reuse, wrong ternary value or output\n"); printf ("inex=(%d %d)\n", MPC_INEX_RE(inex), MPC_INEX_IM(inex)); printf ("z="); mpc_out_str (stdout, 2, 0, z, MPC_RNDNN); printf ("\n"); exit (1); } mpfr_clear (y); mpc_clear (z); }
static PyObject * GMPy_Complex_Pow(PyObject *base, PyObject *exp, PyObject *mod, CTXT_Object *context) { MPC_Object *tempb = NULL, *tempe = NULL, *result= NULL; MPFR_Object *tempf = NULL; MPZ_Object *tempz = NULL; if (mod != Py_None) { TYPE_ERROR("pow() 3rd argument not allowed unless all arguments are integers"); return NULL; } CHECK_CONTEXT(context); result = GMPy_MPC_New(0, 0, context); tempb = GMPy_MPC_From_Complex(base, 1, 1, context); if (!result || !tempb) { goto err; } mpfr_clear_flags(); if (PyIntOrLong_Check(exp)) { int error; long temp_exp = GMPy_Integer_AsLongAndError(exp, &error); if (!error) { result->rc = mpc_pow_si(result->c, tempb->c, temp_exp, GET_MPC_ROUND(context)); } else { mpz_t tempzz; mpz_inoc(tempzz); mpz_set_PyIntOrLong(tempzz, exp); result->rc = mpc_pow_z(result->c, tempb->c, tempzz, GET_MPC_ROUND(context)); mpz_cloc(tempzz); } } else if (IS_INTEGER(exp)) { if (!(tempz = GMPy_MPZ_From_Integer(exp, context))) { goto err; } result->rc = mpc_pow_z(result->c, tempb->c, tempz->z, GET_MPC_ROUND(context)); } else if (IS_REAL(exp)) { if (!(tempf = GMPy_MPFR_From_Real(exp, 1, context))) { goto err; } result->rc = mpc_pow_fr(result->c, tempb->c, tempf->f, GET_MPC_ROUND(context)); } else { if (!(tempe = GMPy_MPC_From_Complex(exp, 1, 1, context))) { goto err; } result->rc = mpc_pow(result->c, tempb->c, tempe->c, GET_MPC_ROUND(context)); } GMPY_MPC_CLEANUP(result, context, "pow()"); Py_XDECREF((PyObject*)tempz); Py_XDECREF((PyObject*)tempf); Py_XDECREF((PyObject*)tempe); Py_XDECREF((PyObject*)tempb); return (PyObject*)result; err: Py_XDECREF((PyObject*)result); Py_XDECREF((PyObject*)tempz); Py_XDECREF((PyObject*)tempf); Py_XDECREF((PyObject*)tempe); Py_XDECREF((PyObject*)tempb); return NULL; }