diff options
Diffstat (limited to 'test/Analysis/rdar-6541136-region.c')
| -rw-r--r-- | test/Analysis/rdar-6541136-region.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/test/Analysis/rdar-6541136-region.c b/test/Analysis/rdar-6541136-region.c index e2779e8d914f9..5190a032df8aa 100644 --- a/test/Analysis/rdar-6541136-region.c +++ b/test/Analysis/rdar-6541136-region.c @@ -1,4 +1,4 @@ -// RUN: clang-cc -verify -analyze -checker-cfref -analyzer-store=region %s +// RUN: clang-cc -verify -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=region %s struct tea_cheese { unsigned magic; }; typedef struct tea_cheese kernel_tea_cheese_t; @@ -6,17 +6,22 @@ extern kernel_tea_cheese_t _wonky_gesticulate_cheese; // This test case exercises the ElementRegion::getRValueType() logic. - -void foo( void ) -{ +void test1( void ) { kernel_tea_cheese_t *wonky = &_wonky_gesticulate_cheese; struct load_wine *cmd = (void*) &wonky[1]; cmd = cmd; char *p = (void*) &wonky[1]; - *p = 1; // no-warning kernel_tea_cheese_t *q = &wonky[1]; // This test case tests both the RegionStore logic (doesn't crash) and // the out-of-bounds checking. We don't expect the warning for now since // out-of-bound checking is temporarily disabled. - kernel_tea_cheese_t r = *q; // eventually-warning{{out-of-bound memory position}} + kernel_tea_cheese_t r = *q; // expected-warning{{Access out-of-bound array element (buffer overflow)}} +} + +void test1_b( void ) { + kernel_tea_cheese_t *wonky = &_wonky_gesticulate_cheese; + struct load_wine *cmd = (void*) &wonky[1]; + cmd = cmd; + char *p = (void*) &wonky[1]; + *p = 1; // expected-warning{{Access out-of-bound array element (buffer overflow)}} } |