| // ASan interceptor can be accessed with __interceptor_ prefix. |
| |
| // RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s |
| // RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s |
| // RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s |
| // RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s |
| #include <stdlib.h> |
| #include <stdio.h> |
| #include <unistd.h> |
| |
| extern "C" void *__interceptor_malloc(size_t size); |
| extern "C" void *malloc(size_t size) { |
| write(2, "malloc call\n", sizeof("malloc call\n") - 1); |
| return __interceptor_malloc(size); |
| } |
| |
| int main() { |
| char *x = (char*)malloc(10 * sizeof(char)); |
| free(x); |
| return (int)strtol(x, 0, 10); |
| // CHECK: malloc call |
| // CHECK: heap-use-after-free |
| } |
