gcc/testsuite/gcc.dg/tls/diag-2.c

   1 /* Invalid __thread specifiers.  */
   2 /* { dg-require-effective-target tls } */
   3
   4 __thread extern int g1;         /* { dg-error "'__thread' before 'extern'" } */
   5 __thread static int g2;         /* { dg-error "'__thread' before 'static'" } */
   6 __thread __thread int g3;       /* { dg-error "duplicate '__thread'" } */
   7 typedef __thread int g4;        /* { dg-error "'__thread' used with 'typedef'" } */
   8
   9 void foo()
  10 {
  11   __thread int l1;              /* { dg-error "implicitly auto and declared '__thread'" } */
  12   auto __thread int l2;         /* { dg-error "'__thread' used with 'auto'" } */
  13   __thread extern int l3;       /* { dg-error "'__thread' before 'extern'" } */
  14   register __thread int l4;     /* { dg-error "'__thread' used with 'register'" } */
  15 }
  16
  17 __thread void f1 ();            /* { dg-error "invalid storage class for function" } */
  18 extern __thread void f2 ();     /* { dg-error "invalid storage class for function" } */
  19 static __thread void f3 ();     /* { dg-error "invalid storage class for function" } */
  20 __thread void f4 () { }         /* { dg-error "function definition declared '__thread'" } */
  21
  22 void bar(__thread int p1);      /* { dg-error "storage class specified for parameter" } */