modernc.org/cc@v1.0.1/testdata/gcc-6.3.0/gcc/testsuite/gcc.c-torture/execute/pr22061-2.c (about)

     1  int *x;
     2  static void bar (char a[2][(*x)++]) {}
     3  int
     4  main (void)
     5  {
     6    exit (0);
     7  }