gcc/testsuite/gcc.dg/tls/opt-6.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2" } */
   3 /* { dg-require-effective-target tls } */
   4
   5 extern void abort (void);
   6 extern void exit (int);
   7
   8 struct A
   9 {
  10   char a;
  11   int b;
  12   long long c;
  13 };
  14 extern __thread struct A a1, a2, a3, a4;
  15 extern struct A *f1a (void);
  16 extern struct A *f2a (void);
  17 extern struct A *f3a (void);
  18 extern struct A *f4a (void);
  19 extern struct A *f5a (void);
  20 extern struct A *f6a (void);
  21 extern struct A *f7a (void);
  22 extern struct A *f8a (void);
  23 extern struct A *f9a (void);
  24 extern struct A *f10a (void);
  25 extern int f1b (void);
  26 extern int f2b (void);
  27 extern int f3b (void);
  28 extern int f4b (void);
  29 extern int f5b (void);
  30 extern int f6b (void);
  31 extern int f7b (void);
  32 extern int f8b (void);
  33 extern int f9b (void);
  34 extern int f10b (void);
  35 extern void check1 (void);
  36 extern void check2 (void);
  37 __thread int dummy = 12;
  38 __thread struct A local = { 1, 2, 3 };
  39
  40 int
  41 main (void)
  42 {
  43   struct A *p;
  44
  45   if (local.a != 1 || local.b != 2 || local.c != 3)
  46     abort ();
  47   if (a1.a != 4 || a1.b != 5 || a1.c != 6)
  48     abort ();
  49   if (a2.a != 22 || a2.b != 23 || a2.c != 24)
  50     abort ();
  51   if (a3.a != 10 || a3.b != 11 || a3.c != 12)
  52     abort ();
  53   if (a4.a != 25 || a4.b != 26 || a4.c != 27)
  54     abort ();
  55   check1 ();
  56   check2 ();
  57   if (f1a () != &a1 || f2a () != &a2 || f3a () != &a3 || f4a () != &a4)
  58     abort ();
  59   p = f5a (); if (p->a != 16 || p->b != 16 + 1 || p->c != 16 + 2)
  60     abort ();
  61   p = f6a (); if (p->a != 19 || p->b != 19 + 1 || p->c != 19 + 2)
  62     abort ();
  63   if (f7a () != &a2 || f8a () != &a4)
  64     abort ();
  65   p = f9a (); if (p->a != 28 || p->b != 28 + 1 || p->c != 28 + 2)
  66     abort ();
  67   p = f10a (); if (p->a != 31 || p->b != 31 + 1 || p->c != 31 + 2)
  68     abort ();
  69
  70   exit (0);
  71 }