Don't optimize <string> and <stdin> code

gvanrossum · gvanrossum · commit fb8edfce22dc · 1991-05-14T11:56:03.000Z
diff --git a/Python/compile.c b/Python/compile.c
@@ -1878,7 +1878,7 @@ compile(n, filename)
 	else
 		co = NULL;
 	com_free(&sc);
-	if (co != NULL)
+	if (co != NULL && filename[0] != '<')
 		optimizer(co);
 	return co;
 }
