blob: 0dc53f8d1e4b02277b0bd3399181b99c7529e62a [file] [log] [blame]
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <pthread.h>
#include <unistd.h>
static char* s_mem;
/* wait a second, so as to guarantee that the parent access
the malloc'd area, then free it. */
static void* thread_func(void* arg)
return NULL;
int main(int argc, char** argv)
pthread_t tid;
int quiet;
fprintf(stderr, "Start.\n");
quiet = argc > 1;
s_mem = malloc(10);
if (0 && !quiet)
fprintf(stderr, "Pointer to allocated memory: %p\n", s_mem);
pthread_create(&tid, NULL, thread_func, NULL);
/* Write, which isn't coordinated with the free ==> a race
should be reported. */
char c = s_mem[5];
__asm__ __volatile__("" : : "r"((long)c) );
pthread_join(tid, NULL);
fprintf(stderr, "Done.\n");
return 0;