llvm-project/compiler-rt/test/dfsan/flush.c

29 lines
640 B
C

// Tests dfsan_flush().
// RUN: %clang_dfsan %s -o %t && %run %t
#include <sanitizer/dfsan_interface.h>
#include <assert.h>
#include <stdlib.h>
int global;
int main() {
int local;
int *heap = (int*)malloc(sizeof(int));
dfsan_set_label(10, &global, sizeof(global));
dfsan_set_label(20, &local, sizeof(local));
dfsan_set_label(30, heap, sizeof(*heap));
assert(dfsan_get_label(global) == 10);
assert(dfsan_get_label(local) == 20);
assert(dfsan_get_label(*heap) == 30);
dfsan_flush();
assert(dfsan_get_label(global) == 0);
assert(dfsan_get_label(local) == 0);
assert(dfsan_get_label(*heap) == 0);
free(heap);
}