33 lines
497 B
C
33 lines
497 B
C
|
#include <stdio.h>
|
||
|
|
|
||
|
|
|
||
|
|
__thread int foo;
|
||
|
|
|
||
|
|
|
||
|
|
int
|
||
|
|
in_dso (int n, int *caller_foop)
|
||
|
|
{
|
||
|
|
int *foop;
|
||
|
|
int result = 0;
|
||
|
|
|
||
|
|
puts ("foo"); /* Make sure PLT is used before macros. */
|
||
|
|
asm ("" ::: "memory");
|
||
|
|
|
||
|
|
foop = &foo;
|
||
|
|
|
||
|
|
if (caller_foop != NULL && foop != caller_foop)
|
||
|
|
{
|
||
|
|
printf ("callers address of foo differs: %p vs %p\n", caller_foop, foop);
|
||
|
|
result = 1;
|
||
|
|
}
|
||
|
|
else if (*foop != n)
|
||
|
|
{
|
||
|
|
printf ("foo != %d\n", n);
|
||
|
|
result = 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
*foop = 16;
|
||
|
|
|
||
|
|
return result;
|
||
|
|
}
|