gcc/testsuite/gcc.c-torture/execute/pr22061-4.c

   1 /* { dg-skip-if "requires alloca" { ! alloca } { "-O0" } { "" } } */
   2 void
   3 bar (int N)
   4 {
   5   void foo (int a[2][N++]) {}
   6   int a[2][N];
   7   foo (a);
   8   int b[2][N];
   9   foo (b);
  10   if (sizeof (a) != sizeof (int) * 2 * 1)
  11     abort ();
  12   if (sizeof (b) != sizeof (int) * 2 * 2)
  13     abort ();
  14   if (N != 3)
  15     abort ();
  16 }
  17
  18 int
  19 main (void)
  20 {
  21   bar (1);
  22   exit (0);
  23 }