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

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