gcc/testsuite/gcc.dg/nested-vla-2.c

   1 /* { dg-do run } */
   2 /* { dg-options "-std=gnu99" } */
   3 /* { dg-require-effective-target trampolines } */
   4
   5
   6 int main()
   7 {
   8         int n = 1;
   9
  10         char tmp[2] = { 0 };
  11         typeof(char (*)[++n]) bar(void) { return &tmp; }
  12
  13         if (2 != n)
  14                 __builtin_abort();
  15
  16         if (2 != sizeof(*bar()))
  17                 __builtin_abort();
  18
  19         if (2 != n)
  20                 __builtin_abort();
  21
  22         n = 1;
  23
  24         typeof(char (*)[++n]) (*bar2)(void) = bar;
  25
  26         if (2 != n)
  27                 __builtin_abort();
  28
  29         if (2 != sizeof(*(*bar2)()))
  30                 __builtin_abort();
  31
  32         if (2 != n)
  33                 __builtin_abort();
  34 }
  35