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Add XFAILED test. 

llvm-svn: 76469
This commit is contained in:
Ted Kremenek 2009-07-20 21:00:55 +00:00
parent a1f9c7fb3b
commit bf04f98c1f
1 changed files with 20 additions and 0 deletions
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20
clang/test/Analysis/misc-ps.m
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@ -4,6 +4,7 @@
// RUN: clang-cc -analyze -checker-cfref --analyzer-store=basic-old-cast -analyzer-constraints=range --verify -fblocks %s &&
// RUN: clang-cc -analyze -checker-cfref --analyzer-store=region -analyzer-constraints=basic --verify -fblocks %s &&
// RUN: clang-cc -analyze -checker-cfref --analyzer-store=region -analyzer-constraints=range --verify -fblocks %s
// XFAIL
typedef struct objc_selector *SEL;
typedef signed char BOOL;
@ -437,3 +438,22 @@ void test_block_cast() {
(void (^)(void *))test_block_cast_aux(); // expected-warning{{expression result unused}}
}
// ** THIS TEST FAILS **
// Test comparison of 'id' instance variable to a null void* constant after
// performing an OSAtomicCompareAndSwap32Barrier.
// This previously was a crash in RegionStoreManager.
@interface TestIdNull {
id x;
}
-(int)foo;
@end
@implementation TestIdNull
-(int)foo {
OSAtomicCompareAndSwap32Barrier(0, (signed)2, (signed*)&x);
if (x == (void*) 0) { return 0; }
return 1;
}
@end