gcc/testsuite/gcc.dg/c23-complit-1.c

   1 /* Test storage duration of compound literals in parameter lists for C23.  */
   2 /* { dg-do run } */
   3 /* { dg-options "-std=c23 -pedantic-errors" } */
   4
   5 extern void abort (void);
   6 extern void exit (int);
   7
   8 int x;
   9
  10 void f (int a[(int) { x }]);
  11
  12 int *q;
  13
  14 int
  15 fp (int *p)
  16 {
  17   q = p;
  18   return 1;
  19 }
  20
  21 void
  22 g (int a, int b[fp ((int [2]) { a, a + 2 })])
  23 {
  24   if (q[0] != a || q[1] != a + 2)
  25     abort ();
  26 }
  27
  28 int
  29 main (void)
  30 {
  31   int t[1] = { 0 };
  32   g (1, t);
  33   g (2, t);
  34   exit (0);
  35 }