| 1 | // RUN: %clang_asan -O0 %s -o %t -w && not %run %t 2>&1 | FileCheck %s |
| 2 | // RUN: %clang_asan -O2 %s -o %t -w && not %run %t 2>&1 | FileCheck %s |
| 3 | |
| 4 | int global_array[100] = {-1}; |
| 5 | |
| 6 | // This access is 412 bytes after the start of the global: past the end of the |
| 7 | // uninstrumented array, but within the bounds of the extended instrumented |
| 8 | // array. We should ensure this is still instrumented. |
| 9 | int main(void) { return global_array[103]; } |
| 10 | |
| 11 | // CHECK: AddressSanitizer: global-buffer-overflow on address |
| 12 | // CHECK: is located 12 bytes after global variable 'global_array' |
| 13 | |