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Add a test for issue 81 -- AddressSanitizerMac.DISABLED_CFAllocatorDefaultDoubleFree_ChildPhread 

llvm-svn: 158921
This commit is contained in:
Alexander Potapenko 2012-06-21 16:08:11 +00:00
parent 0e967e0186
commit 70feed27ea
3 changed files with 15 additions and 3 deletions
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2
compiler-rt/lib/asan/tests/asan_mac_test.h
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@ -1,5 +1,5 @@
extern "C" {
void CFAllocatorDefaultDoubleFree();
void *CFAllocatorDefaultDoubleFree(void *unused);
void CFAllocatorSystemDefaultDoubleFree();
void CFAllocatorMallocDoubleFree();
void CFAllocatorMallocZoneDoubleFree();

3
compiler-rt/lib/asan/tests/asan_mac_test.mm
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@ -9,7 +9,8 @@
#import <Foundation/NSObject.h>
#import <Foundation/NSURL.h>
void CFAllocatorDefaultDoubleFree() {
// This is a (void*)(void*) function so it can be passed to pthread_create.
void *CFAllocatorDefaultDoubleFree(void *unused) {
void *mem = CFAllocatorAllocate(kCFAllocatorDefault, 5, 0);
CFAllocatorDeallocate(kCFAllocatorDefault, mem);
CFAllocatorDeallocate(kCFAllocatorDefault, mem);

13
compiler-rt/lib/asan/tests/asan_test.cc
View File

@ -1902,10 +1902,20 @@ TEST(AddressSanitizer, BufferOverflowAfterManyFrees) {
#include "asan_mac_test.h"
TEST(AddressSanitizerMac, CFAllocatorDefaultDoubleFree) {
EXPECT_DEATH(
CFAllocatorDefaultDoubleFree(),
CFAllocatorDefaultDoubleFree(NULL),
"attempting double-free");
}
void CFAllocator_DoubleFreeOnPthread() {
pthread_t child;
pthread_create(&child, NULL, CFAllocatorDefaultDoubleFree, NULL);
pthread_join(child, NULL); // Shouldn't be reached.
}
TEST(AddressSanitizerMac, DISABLED_CFAllocatorDefaultDoubleFree_ChildPhread) {
EXPECT_DEATH(CFAllocator_DoubleFreeOnPthread(), "attempting double-free");
}
// TODO(glider): figure out whether we still need these tests. Is it correct
// to intercept the non-default CFAllocators?
TEST(AddressSanitizerMac, DISABLED_CFAllocatorSystemDefaultDoubleFree) {
@ -1914,6 +1924,7 @@ TEST(AddressSanitizerMac, DISABLED_CFAllocatorSystemDefaultDoubleFree) {
"attempting double-free");
}
// We're intercepting malloc, so kCFAllocatorMalloc is routed to ASan.
TEST(AddressSanitizerMac, CFAllocatorMallocDoubleFree) {
EXPECT_DEATH(CFAllocatorMallocDoubleFree(), "attempting double-free");
}