| 1 | // REQUIRES: gwp_asan |
|---|---|
| 2 | // RUN: %clangxx_gwp_asan %s -o %t |
| 3 | // RUN: %expect_crash %run %t 2>&1 | FileCheck %s |
| 4 | |
| 5 | // CHECK: GWP-ASan detected a memory error |
| 6 | // CHECK: Use After Free at 0x{{[a-f0-9]+}} (0 bytes into a 10-byte allocation |
| 7 | |
| 8 | #include <cstdlib> |
| 9 | |
| 10 | int main() { |
| 11 | char *Ptr = reinterpret_cast<char *>(malloc(10)); |
| 12 | |
| 13 | for (unsigned i = 0; i < 10; ++i) { |
| 14 | *(Ptr + i) = 0x0; |
| 15 | } |
| 16 | |
| 17 | free(Ptr); |
| 18 | volatile char x = *Ptr; |
| 19 | return 0; |
| 20 | } |
| 21 |