/*
* Copyright (c) 2009 Apple Inc. All rights reserved.
*
* @APPLE_APACHE_LICENSE_HEADER_START@
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* @APPLE_APACHE_LICENSE_HEADER_END@
*/
//
// weakstack.m
// gctests
//
// Created by Blaine Garst on 11/3/08.
// Copyright 2008 __MyCompanyName__. All rights reserved.
//
// CONFIG GC -C99
#import <Foundation/Foundation.h>
#import <objc/objc-auto.h>
enum {
magic = 10
};
void doCollect() {
int array[magic];
for (int i = 0; i < magic; ++i)
array[i] = -1;
NSGarbageCollector *collector = [NSGarbageCollector defaultCollector];
[collector collectIfNeeded];
[collector collectExhaustively];
for (int i = 0; i < magic; ++i) {
if (array[i] != -1) {
printf("stack was cleared!!!\n");
exit(1);
}
}
}
void registerStackLocation(int i) {
int array[i];
id x = nil;
//printf("address of x is objc_assign_weak([NSObject new], &x); // allowed, but broken
}
void testFunction() {
for (int i = 0; i < magic; ++i) {
registerStackLocation(i);
}
doCollect();
}
int main(int argc, char *argv[]) {
testFunction();
printf(" return 0;
}