gcc-4_9/gcc/testsuite/c-c++-common/Wunused-var-6.c

   1 /* PR c/43981 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-Wunused" } */
   4
   5 void g (char *);
   6
   7 char
   8 f (int a)
   9 {
  10   int len = a * 3;
  11   char t[len];
  12
  13   g (t);
  14   return t[0];
  15 }