Revert the temporary change in r62624

Modules/mathmodule.c

@@ -167,7 +167,6 @@ math_1_to_whatever(PyObject *arg, double (*func) (double),
                    int can_overflow)
 {
 	double x, r;
-	char err_message[150];
 	x = PyFloat_AsDouble(arg);
 	if (x == -1.0 && PyErr_Occurred())
 		return NULL;
@@ -184,16 +183,9 @@ math_1_to_whatever(PyObject *arg, double (*func) (double),
 			if (can_overflow)
 				PyErr_SetString(PyExc_OverflowError,
 					"math range error (overflow)");
-			else {
-				/* temporary code to include the inputs
-				   and outputs to func in the error
-				   message */
-				sprintf(err_message,
-					"math domain error (singularity) "
-					"%.17g -> %.17g",
-					x, r);
-				PyErr_SetString(PyExc_ValueError, err_message);
-			}
+			else
+				PyErr_SetString(PyExc_ValueError,
+					"math domain error (singularity)");
 			return NULL;
 	}
 	if (Py_IS_FINITE(r) && errno && is_error(r))