1
2#include "tests/malloc.h"
3#include <stdio.h>
4#include <stdlib.h>
5#include <string.h>
6#include <assert.h>
7#include <signal.h>
8
9void maybe_fault ( int delta )
10{
11   char* x = memalign16(32);
12   memset(x, 0, 32);
13   __asm__ __volatile__(
14      "pabsb (%0),%%xmm7"
15      : /*out*/ : /*in*/ "r"(x+delta) : /*trash*/"xmm7" );
16   free(x);
17}
18
19void handler ( int signo )
20{
21   assert(signo == SIGSEGV);
22   fprintf(stderr, "three\n");
23   exit(0);
24}
25
26int main ( void )
27{
28   signal(SIGSEGV, handler);
29   fprintf(stderr, "you should see: \"one\\ntwo\\nthree\\n\"\n");
30   fprintf(stderr, "one\n");
31   maybe_fault(0);
32   fprintf(stderr, "two\n");
33   maybe_fault(5);
34   fprintf(stderr, "test failed! you shouldn't see this\n");
35   return 0;
36}
37