Merge with trunk up to revision 45620.
diff --git a/Objects/stringobject.c b/Objects/stringobject.c
index 32e825e..b34dcb2 100644
--- a/Objects/stringobject.c
+++ b/Objects/stringobject.c
@@ -865,7 +865,7 @@
 		*p++ = quote;
 		*p = '\0';
 		_PyString_Resize(
-			&v, (int) (p - PyString_AS_STRING(v)));
+			&v, (p - PyString_AS_STRING(v)));
 		return v;
 	}
 }