fix bogus test for negative float

gvanrossum · gvanrossum · commit 8a1e8eb62fc8 · 1995-02-18T14:51:32.000Z
diff --git a/Python/bltinmodule.c b/Python/bltinmodule.c
@@ -920,9 +920,9 @@ do_pow(v, w)
 		err_setstr(TypeError, "pow() requires numeric arguments");
 		return NULL;
 	}
-	if ((w->ob_type==&Floattype) &&
-	    (*v->ob_type->tp_as_number->nb_negative)(v)) {
-		err_setstr(ValueError, "negative number to float power");
+	if (is_floatobject(w) && getfloatvalue(v) < 0.0) {
+		if (!err_occurred())
+		    err_setstr(ValueError, "negative number to float power");
 		return NULL;
 	}
 	if (coerce(&v, &w) != 0)

Original file line number	Diff line number	Diff line change
`@@ -920,9 +920,9 @@ do_pow(v, w)`
`920`	`920`	`err_setstr(TypeError, "pow() requires numeric arguments");`
`921`	`921`	`return NULL;`
`922`	`922`	`}`
`923`		`- if ((w->ob_type==&Floattype) &&`
`924`		`- (*v->ob_type->tp_as_number->nb_negative)(v)) {`
`925`		`- err_setstr(ValueError, "negative number to float power");`
	`923`	`+ if (is_floatobject(w) && getfloatvalue(v) < 0.0) {`
	`924`	`+ if (!err_occurred())`
	`925`	`+ err_setstr(ValueError, "negative number to float power");`
`926`	`926`	`return NULL;`
`927`	`927`	`}`
`928`	`928`	`if (coerce(&v, &w) != 0)`