diff options
Diffstat (limited to 'compiler-rt/test/asan/TestCases/use-after-free.cc')
| -rw-r--r-- | compiler-rt/test/asan/TestCases/use-after-free.cc | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/compiler-rt/test/asan/TestCases/use-after-free.cc b/compiler-rt/test/asan/TestCases/use-after-free.cc new file mode 100644 index 00000000000..4f31422be09 --- /dev/null +++ b/compiler-rt/test/asan/TestCases/use-after-free.cc @@ -0,0 +1,34 @@ +// RUN: %clangxx_asan -O0 %s -o %t && not %t 2>&1 | FileCheck %s --check-prefix=CHECK-%os --check-prefix=CHECK +// RUN: %clangxx_asan -O1 %s -o %t && not %t 2>&1 | FileCheck %s --check-prefix=CHECK-%os --check-prefix=CHECK +// RUN: %clangxx_asan -O2 %s -o %t && not %t 2>&1 | FileCheck %s --check-prefix=CHECK-%os --check-prefix=CHECK +// RUN: %clangxx_asan -O3 %s -o %t && not %t 2>&1 | FileCheck %s --check-prefix=CHECK-%os --check-prefix=CHECK + +#include <stdlib.h> +int main() { + char *x = (char*)malloc(10 * sizeof(char)); + free(x); + return x[5]; + // CHECK: {{.*ERROR: AddressSanitizer: heap-use-after-free on address}} + // CHECK: {{0x.* at pc 0x.* bp 0x.* sp 0x.*}} + // CHECK: {{READ of size 1 at 0x.* thread T0}} + // CHECK: {{ #0 0x.* in main .*use-after-free.cc:10}} + // CHECK: {{0x.* is located 5 bytes inside of 10-byte region .0x.*,0x.*}} + // CHECK: {{freed by thread T0 here:}} + + // CHECK-Linux: {{ #0 0x.* in .*free}} + // CHECK-Linux: {{ #1 0x.* in main .*use-after-free.cc:9}} + + // CHECK-Darwin: {{ #0 0x.* in wrap_free}} + // CHECK-Darwin: {{ #1 0x.* in main .*use-after-free.cc:9}} + + // CHECK: {{previously allocated by thread T0 here:}} + + // CHECK-Linux: {{ #0 0x.* in .*malloc}} + // CHECK-Linux: {{ #1 0x.* in main .*use-after-free.cc:8}} + + // CHECK-Darwin: {{ #0 0x.* in wrap_malloc.*}} + // CHECK-Darwin: {{ #1 0x.* in main .*use-after-free.cc:8}} + // CHECK: Shadow byte legend (one shadow byte represents 8 application bytes): + // CHECK: Global redzone: + // CHECK: ASan internal: +} |
