Pirama Arumuga Nainar | 7c91505 | 2015-04-08 08:58:29 -0700 | [diff] [blame] | 1 | // RUN: %clang_dfsan %s -o %t && %run %t |
| 2 | // RUN: %clang_dfsan -mllvm -dfsan-args-abi %s -o %t && %run %t |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 3 | |
| 4 | // Tests that labels are propagated through loads and stores. |
| 5 | |
| 6 | #include <sanitizer/dfsan_interface.h> |
| 7 | #include <assert.h> |
| 8 | |
| 9 | int main(void) { |
| 10 | int i = 1; |
| 11 | dfsan_label i_label = dfsan_create_label("i", 0); |
| 12 | dfsan_set_label(i_label, &i, sizeof(i)); |
| 13 | |
| 14 | dfsan_label new_label = dfsan_get_label(i); |
| 15 | assert(i_label == new_label); |
| 16 | |
| 17 | dfsan_label read_label = dfsan_read_label(&i, sizeof(i)); |
| 18 | assert(i_label == read_label); |
| 19 | |
Stephen Hines | 6a211c5 | 2014-07-21 00:49:56 -0700 | [diff] [blame] | 20 | dfsan_label j_label = dfsan_create_label("j", 0); |
| 21 | dfsan_add_label(j_label, &i, sizeof(i)); |
| 22 | |
| 23 | read_label = dfsan_read_label(&i, sizeof(i)); |
| 24 | assert(dfsan_has_label(read_label, i_label)); |
| 25 | assert(dfsan_has_label(read_label, j_label)); |
| 26 | |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 27 | return 0; |
| 28 | } |