1/* 2 * Copyright (c) 2010 Apple Inc. All rights reserved. 3 * 4 * @APPLE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. Please obtain a copy of the License at 10 * http://www.opensource.apple.com/apsl/ and read it before using this 11 * file. 12 * 13 * The Original Code and all software distributed under the License are 14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 18 * Please see the License for the specific language governing rights and 19 * limitations under the License. 20 * 21 * @APPLE_LICENSE_HEADER_END@ 22 */ 23 24#include <stdlib.h> 25 26#include "test.h" // PASS(), FAIL(), XPASS(), XFAIL() 27 28int resolverCallCount = 0; 29int realTestCallCount = 0; 30 31 32void test$FOO(); 33void test$FOO() { 34 //printf("test\n"); 35 ++realTestCallCount; 36} 37 38void* test_chooser() __asm__("_test"); 39void* test_chooser() { 40 __asm__(".symbol_resolver _test"); 41 //printf("resolver\n"); 42 ++resolverCallCount; 43 return test$FOO; 44} 45 46void test(); 47static void (*t)(void) = test; 48 49void check() { 50 t(); // call through initialized pointer 51 t = test; // re-assign pointer via non-lazy-poitner 52 t(); // call agin through pointer 53 test(); // call through stub 54 if ( resolverCallCount != 1 ) 55 FAIL("symbol-resolver-pointer: resolved called %d times", resolverCallCount); 56 else if ( realTestCallCount != 3 ) 57 FAIL("symbol-resolver-pointer: real test function called %d times", realTestCallCount); 58 else 59 PASS("symbol-resolver-pointer"); 60} 61 62 63 64 65