sdcc/support/regression/tests/gcc-torture-execute-20071219-1.c

   1 /*
   2    20071219-1.c from the execute part of the gcc torture suite.
   3  */
   4
   5 #include <testfwk.h>
   6
   7 #ifdef __SDCC
   8 #pragma std_c99
   9 #endif
  10
  11 #include <string.h>
  12
  13 /* PR c++/34459 */
  14
  15 struct S
  16 {
  17   char s[25];
  18 };
  19
  20 struct S *p;
  21
  22 void
  23 foo (struct S *x, int set)
  24 {
  25   int i;
  26   for (i = 0; i < sizeof (x->s); ++i)
  27     if (x->s[i] != 0)
  28       ASSERT (0);
  29     else if (set)
  30       x->s[i] = set;
  31   p = x;
  32 }
  33
  34 #if 0 // TODO: Enable when non-braced struct initialization is supported!
  35 void
  36 ftest1 (void)
  37 {
  38   struct S a;
  39   memset (&a.s, '\0', sizeof (a.s));
  40   foo (&a, 0);
  41   struct S b = a;
  42   foo (&b, 1);
  43   b = a;
  44   b = b;
  45   foo (&b, 0);
  46 }
  47
  48 void
  49 ftest2 (void)
  50 {
  51   struct S a;
  52   memset (&a.s, '\0', sizeof (a.s));
  53   foo (&a, 0);
  54   struct S b = a;
  55   foo (&b, 1);
  56   b = a;
  57   b = *p;
  58   foo (&b, 0);
  59 }
  60
  61 void
  62 ftest3 (void)
  63 {
  64   struct S a;
  65   memset (&a.s, '\0', sizeof (a.s));
  66   foo (&a, 0);
  67   struct S b = a;
  68   foo (&b, 1);
  69   *p = a;
  70   *p = b;
  71   foo (&b, 0);
  72 }
  73 #endif
  74
  75 void
  76 testTortureExecute (void)
  77 {
  78 #if 0
  79   ftest1 ();
  80   ftest2 ();
  81   ftest3 ();
  82   return 0;
  83 #endif
  84 }