glibc/elf/tst-tlsmod2.c

35 lines
533 B
C

#include <stdio.h>
#include "tls-macros.h"
COMMON_INT_DEF(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 = TLS_GD (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;
}