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Add a test for CFStringCreateCopy. 

Normally this function should not create copies of constant strings, but it does when the default CFAllocator
is replaced (e.g. under AddressSanitizer)

This test is related to http://code.google.com/p/address-sanitizer/issues/detail?id=10

llvm-svn: 148695
This commit is contained in:
Alexander Potapenko 2012-01-23 10:06:14 +00:00
parent 28ea8f523b
commit f9392011c8
1 changed files with 10 additions and 0 deletions
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10
compiler-rt/lib/asan/tests/asan_test.cc
View File

@ -29,6 +29,8 @@
#ifndef __APPLE__
#include <malloc.h>
#else
#include <CoreFoundation/CFString.h>
#endif // __APPLE__
#ifdef __APPLE__
@ -1894,6 +1896,14 @@ TEST(AddressSanitizerMac, DISABLED_TSDWorkqueueTest) {
pthread_join(th, NULL);
pthread_key_delete(test_key);
}
// Test that CFStringCreateCopy does not copy constant strings.
TEST(AddressSanitizerMac, DISABLED_CFStringCreateCopy) {
CFStringRef str = CFSTR("Hello world!\n");
CFStringRef str2 = CFStringCreateCopy(0, str);
EXPECT_EQ(str, str2);
}
#endif // __APPLE__
int main(int argc, char **argv) {