diff options
| -rw-r--r-- | Objects/complexobject.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/Objects/complexobject.c b/Objects/complexobject.c index 0bc388b896..48a9afa2e7 100644 --- a/Objects/complexobject.c +++ b/Objects/complexobject.c @@ -131,7 +131,7 @@ c_pow(Py_complex a, Py_complex b) } else if (a.real == 0. && a.imag == 0.) { if (b.imag != 0. || b.real < 0.) - errno = ERANGE; + errno = EDOM; r.real = 0.; r.imag = 0.; } @@ -456,11 +456,17 @@ complex_pow(PyComplexObject *v, PyObject *w, PyComplexObject *z) p = c_pow(v->cval,exponent); PyFPE_END_PROTECT(p) - if (errno == ERANGE) { - PyErr_SetString(PyExc_ValueError, + Py_ADJUST_ERANGE2(p.real, p.imag); + if (errno == EDOM) { + PyErr_SetString(PyExc_ZeroDivisionError, "0.0 to a negative or complex power"); return NULL; } + else if (errno == ERANGE) { + PyErr_SetString(PyExc_OverflowError, + "complex exponentiaion"); + return NULL; + } return PyComplex_FromCComplex(p); } |