gcc/testsuite/gcc.dg/Wunused-var-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-Wunused" } */
   3
   4 int
   5 f1 (void)
   6 {
   7   int a;
   8   int b;
   9   int c;
  10   int d;
  11   int e;
  12   a = 1;
  13   b = 2;
  14   c = 3;
  15   d = 4;
  16   e = 5;
  17   return sizeof (a) + ((__typeof (b)) 1) + __alignof__ (c)
  18          + __builtin_choose_expr (1, d, e);
  19 }