@@ -3236,17 +3236,17 @@ parsenumber(struct compiling *c, const char *s)
 #ifndef WITHOUT_COMPLEX
         if (imflag) {
                 complex.real = 0.;
-                PyFPE_START_PROTECT("atof", return 0)
-                complex.imag = PyOS_ascii_atof(s);
-                PyFPE_END_PROTECT(complex)
+                complex.imag = PyOS_string_to_double(s, (char **)&end, NULL);
+                if (complex.imag == -1.0 && PyErr_Occurred())
+                        return NULL;
                 return PyComplex_FromCComplex(complex);
         }
         else
 #endif
         {
-                PyFPE_START_PROTECT("atof", return 0)
-                dx = PyOS_ascii_atof(s);
-                PyFPE_END_PROTECT(dx)
+                dx = PyOS_string_to_double(s, NULL, NULL);
+                if (dx == -1.0 && PyErr_Occurred())
+                        return NULL;
                 return PyFloat_FromDouble(dx);
         }
 }
Original file line number	Diff line number	Diff line change
@@ -3236,17 +3236,17 @@ parsenumber(struct compiling c, const char s)
3236	3236	#ifndef WITHOUT_COMPLEX
3237	3237	if (imflag) {
3238	3238	complex.real = 0.;
3239		- PyFPE_START_PROTECT("atof", return 0)
3240		- complex.imag = PyOS_ascii_atof(s);
3241		- PyFPE_END_PROTECT(complex)
	3239	+ complex.imag = PyOS_string_to_double(s, (char **)&end, NULL);
	3240	+ if (complex.imag == -1.0 && PyErr_Occurred())
	3241	+ return NULL;
3242	3242	return PyComplex_FromCComplex(complex);
3243	3243	}
3244	3244	else
3245	3245	#endif
3246	3246	{
3247		- PyFPE_START_PROTECT("atof", return 0)
3248		- dx = PyOS_ascii_atof(s);
3249		- PyFPE_END_PROTECT(dx)
	3247	+ dx = PyOS_string_to_double(s, NULL, NULL);
	3248	+ if (dx == -1.0 && PyErr_Occurred())
	3249	+ return NULL;
3250	3250	return PyFloat_FromDouble(dx);
3251	3251	}
3252	3252	}