1/* 2 * Copyright (c) 2010 Apple Inc. All rights reserved. 3 * 4 * @APPLE_LLVM_LICENSE_HEADER@ 5 */ 6 7/* 8 * objectassign.c 9 * testObjects 10 * 11 * Created by Blaine Garst on 10/28/08. 12 * Copyright 2008 __MyCompanyName__. All rights reserved. 13 */ 14 15// TEST_CONFIG 16// rdar://6175959 17// This just tests that the compiler is issuing the proper helper routines 18 19#include <stdio.h> 20#include <Block_private.h> 21#include "test.h" 22 23int AssignCalled = 0; 24int DisposeCalled = 0; 25 26// local copy instead of libSystem.B.dylib copy 27void _Block_object_assign(void *destAddr __unused, const void *object __unused, const int isWeak __unused) { 28 //printf("_Block_object_assign(%p, %p, %d) called\n", destAddr, object, isWeak); 29 AssignCalled = 1; 30} 31 32void _Block_object_dispose(const void *object __unused, const int isWeak __unused) { 33 //printf("_Block_object_dispose(%p, %d) called\n", object, isWeak); 34 DisposeCalled = 1; 35} 36 37struct MyStruct { 38 long isa; 39 long field; 40}; 41 42typedef struct MyStruct *__attribute__((NSObject)) MyStruct_t; 43 44int main() { 45 // create a block 46 struct MyStruct X; 47 MyStruct_t xp = (MyStruct_t)&X; 48 xp->field = 10; 49 void (^myBlock)(void) = ^{ printf("field is %ld\n", xp->field); }; 50 // should be a copy helper generated with a calls to above routines 51 // Lets find out! 52 struct Block_layout *bl = (struct Block_layout *)(void *)myBlock; 53 if ((bl->flags & BLOCK_HAS_COPY_DISPOSE) != BLOCK_HAS_COPY_DISPOSE) { 54 fail("no copy dispose!!!!"); 55 } 56 // call helper routines directly. These will, in turn, we hope, call the stubs above 57 long destBuffer[256]; 58 //printf("destbuffer is at %p, block at %p\n", destBuffer, (void *)bl); 59 //printf("dump is %s\n", _Block_dump(myBlock)); 60 struct Block_descriptor_2 *desc2 = 61 (struct Block_descriptor_2 *)(bl->descriptor + 1); 62 desc2->copy(destBuffer, bl); 63 desc2->dispose(bl); 64 if (AssignCalled == 0) { 65 fail("did not call assign helper!"); 66 } 67 if (DisposeCalled == 0) { 68 fail("did not call dispose helper"); 69 } 70 71 succeed(__FILE__); 72} 73