test/tls/tst-tlsmod18a.c

   1 #include <stdio.h>
   2
   3 #ifndef N
   4 # define N 0
   5 #endif
   6
   7 static __thread int var = 4;
   8
   9 int
  10 test (void)
  11 {
  12   int *p = &var;
  13   /* GCC assumes &var is never NULL, add optimization barrier.  */
  14   __asm__ __volatile__ ("" : "+r" (p));
  15   if (p == NULL || *p != 4)
  16     {
  17       printf ("fail %d %p\n", N, p);
  18       return 1;
  19     }
  20   return 0;
  21 }