mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-22 21:10:07 +00:00
24 lines
413 B
C
24 lines
413 B
C
|
#include <stdio.h>
|
||
|
|
|
||
|
|
#ifndef N
|
||
|
|
#define N 0
|
||
|
|
#endif
|
||
|
|
#define CONCAT1(s, n) s##n
|
||
|
|
#define CONCAT(s, n) CONCAT1(s, n)
|
||
|
|
|
||
|
|
__thread int CONCAT (v, N) = 4;
|
||
|
|
|
||
|
|
int
|
||
|
|
CONCAT (tlsmod17a, N) (void)
|
||
|
|
{
|
||
|
|
int *p = &CONCAT (v, N);
|
||
|
|
/* GCC assumes &var is never NULL, add optimization barrier. */
|
||
|
|
asm volatile ("" : "+r" (p));
|
||
|
|
if (p == NULL || *p != 4)
|
||
|
|
{
|
||
|
|
printf ("fail %d %p\n", N, p);
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
return 0;
|
||
|
|
}
|