gcc/testsuite/gcc.dg/Wdeclaration-after-statement-1.c

   1 /* Test for -Wdeclaration-after-statement emitting warnings when no
   2    standard-specifying option is given.  See also c9?-mixdecl-*.  */
   3 /* Origin: Joseph Myers <jsm28@cam.ac.uk> */
   4 /* { dg-do run } */
   5 /* { dg-options "-Wdeclaration-after-statement" } */
   6
   7 extern void abort (void);
   8 extern void exit (int);
   9
  10 int
  11 main (void)
  12 {
  13   int i = 0;
  14   if (i != 0)
  15     abort ();
  16   i++;
  17   if (i != 1)
  18     abort ();
  19   int j = i;                            /* { dg-warning "warning" "declaration after statement" } */
  20   if (j != 1)
  21     abort ();
  22   struct foo { int i0; } k = { 4 };     /* { dg-warning "warning" "declaration after statement" } */
  23   if (k.i0 != 4)
  24     abort ();
  25   exit (0);
  26 }