1 | // RUN: %clang_hwasan_oldrt -DSIZE=2 -O0 %s -o %t && %run %t |
2 | // RUN: %clang_hwasan -DSIZE=2 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s |
3 | // RUN: %clang_hwasan_oldrt -DSIZE=15 -O0 %s -o %t && %run %t |
4 | // RUN: %clang_hwasan -DSIZE=15 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s |
5 | // RUN: %clang_hwasan_oldrt -DSIZE=16 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s |
6 | // RUN: %clang_hwasan -DSIZE=16 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s |
7 | // RUN: %clang_hwasan -DSIZE=64 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s |
8 | // RUN: %clang_hwasan -DSIZE=0x1000 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s |
9 | |
10 | // Stack short granules are currently not implemented on x86. |
11 | // RISC-V target doesn't support oldrt |
12 | // XFAIL: target={{(x86_64|riscv64).*}} |
13 | |
14 | #include <stdlib.h> |
15 | #include <sanitizer/hwasan_interface.h> |
16 | |
17 | __attribute__((noinline)) |
18 | int f() { |
19 | char z[SIZE]; |
20 | char *volatile p = z; |
21 | return p[SIZE]; |
22 | } |
23 | |
24 | int main() { |
25 | f(); |
26 | // CHECK: READ of size 1 at |
27 | // CHECK: #0 {{.*}} in f{{.*}}stack-oob.c:[[@LINE-6]] |
28 | |
29 | // CHECK-NOT: Cause: global-overflow |
30 | // CHECK: Cause: stack tag-mismatch |
31 | // CHECK: is located in stack of threa |
32 | // CHECK-NOT: Cause: global-overflow |
33 | |
34 | // CHECK: SUMMARY: HWAddressSanitizer: tag-mismatch {{.*}} in f |
35 | } |
36 | |