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/* { dg-do run } */
/* { dg-require-effective-target tls_runtime } */
/* { dg-add-options tls } */
#define ARRAY(X) X##_array
#define DECLARE(X) \
__thread int X; \
__thread int ARRAY(X)[4]; \
int *volatile *__attribute__((noinline)) \
check##X (int *volatile *y) \
{ \
if (!y || *y++ != &X || *y++ != &ARRAY(X)[3]) \
return 0; \
return y; \
}
#define COPY(X) *y++ = &X; *y++ = &ARRAY(X)[3];
#define CHECK(X) y = check##X (y);
#define A(M, X) M(X##0) M(X##1) M(X##2) M(X##3) M(X##4) M(X##5) M(X##6) M(X##7)
#define B(M, X) A(M, X##0) A(M, X##1) A(M, X##2)
#define C(M, X) B(M, X) B(M, X) B(M, X)
#define NM 2
#define NA (NM * 8)
#define NB (NA * 3)
#define NC (NB * 3)
extern void abort (void);
B(DECLARE, tls)
void __attribute__ ((noinline))
setup (int *volatile *y)
{
C(COPY, tls)
}
int
main (void)
{
int *volatile array[NC];
int *volatile *y = array;
int i;
setup (array);
C(CHECK, tls);
if (!y)
abort ();
return 0;
}
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