elf/tst-tlsmod3.c

   1 #include <stdio.h>
   2
   3 #include <tls.h>
   4
   5 #include "tls-macros.h"
   6
   7 extern int in_dso (int n, int *caller_foop);
   8
   9 COMMON_INT_DEF(comm_n);
  10
  11
  12
  13
  14 int
  15 in_dso2 (void)
  16 {
  17   int *foop;
  18   int result = 0;
  19   static int n;
  20   int *np;
  21
  22   puts ("foo");                 /* Make sure PLT is used before macros.  */
  23   asm ("" ::: "memory");
  24
  25   foop = TLS_GD (foo);
  26   np = TLS_GD (comm_n);
  27
  28   if (n != *np)
  29     {
  30       printf ("n = %d != comm_n = %d\n", n, *np);
  31       result = 1;
  32     }
  33
  34   result |= in_dso (*foop = 42 + n++, foop);
  35
  36   *foop = 16;
  37
  38   return result;
  39 }