| // Checks that the debugging API returns correct shadow scale and offset. |
| // RUN: %clangxx_asan -O %s -o %t |
| // RUN: %env_asan_opts=verbosity=1 %run %t 2>&1 | FileCheck %s |
| |
| #include <sanitizer/asan_interface.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| |
| #if _WIN64 |
| #define PTR "%llx" |
| #else |
| #define PTR "%lx" |
| #endif |
| |
| // printed because of verbosity=1 |
| // CHECK: SHADOW_SCALE: [[SCALE:[0-9]+]] |
| // CHECK: SHADOW_OFFSET: [[OFFSET:0x[0-9a-f]+]] |
| |
| int main() { |
| size_t scale, offset; |
| __asan_get_shadow_mapping(&scale, &offset); |
| |
| fprintf(stderr, "scale: %d\n", (int)scale); |
| fprintf(stderr, "offset: 0x" PTR "\n", (void*)offset); |
| |
| // CHECK: scale: [[SCALE]] |
| // CHECK: offset: [[OFFSET]] |
| |
| return 0; |
| } |
