1 | // This is the ASAN test of the same name ported to HWAsan. |
2 | |
3 | // Test with "-O2" only to make sure inlining (leading to use-after-scope) |
4 | // happens. "always_inline" is not enough, as Clang doesn't emit |
5 | // llvm.lifetime intrinsics at -O0. |
6 | // |
7 | // RUN: %clangxx_hwasan -O2 %s -o %t && \ |
8 | // RUN: not %run %t 2>&1 | FileCheck %s |
9 | |
10 | // REQUIRES: aarch64-target-arch || riscv64-target-arch |
11 | |
12 | int *arr; |
13 | __attribute__((always_inline)) void inlined(int arg) { |
14 | int x[5]; |
15 | for (int i = 0; i < arg; i++) |
16 | x[i] = i; |
17 | arr = x; |
18 | } |
19 | |
20 | int main(int argc, char *argv[]) { |
21 | inlined(arg: argc); |
22 | return arr[argc - 1]; // BOOM |
23 | // CHECK: ERROR: HWAddressSanitizer: tag-mismatch |
24 | // CHECK: Cause: stack tag-mismatch |
25 | } |
26 | |