You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
37 lines
758 B
37 lines
758 B
4 months ago
|
// Test that initially callocked memory is properly freed
|
||
|
|
// (see https://github.com/google/sanitizers/issues/626).
|
||
|
|
//
|
||
|
|
// RUN: %clang %s -o %t
|
||
|
|
// RUN: env LD_PRELOAD=%shared_libasan %run %t
|
||
|
|
//
|
||
|
|
// REQUIRES: asan-dynamic-runtime
|
||
|
|
//
|
||
|
|
// This way of setting LD_PRELOAD does not work with Android test runner.
|
||
|
|
// REQUIRES: !android
|
||
|
|
|
||
|
|
#include <stdio.h>
|
||
|
|
#include <stdlib.h>
|
||
|
|
|
||
|
|
static void *ptr;
|
||
|
|
|
||
|
|
// This constructor will run before __asan_init
|
||
|
|
// so calloc will allocate memory from special pool.
|
||
|
|
static void init() {
|
||
|
|
ptr = calloc(10, 1);
|
||
|
|
}
|
||
|
|
|
||
|
|
__attribute__((section(".preinit_array"), used))
|
||
|
|
void *dummy = init;
|
||
|
|
|
||
|
|
void free_memory() {
|
||
|
|
// This used to abort because
|
||
|
|
// Asan's free didn't recognize ptr.
|
||
|
|
free(ptr);
|
||
|
|
}
|
||
|
|
|
||
|
|
int main() {
|
||
|
|
free_memory();
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|