gcc/testsuite/c-c++-common/Wunused-var-8.c

   1 /* Origin: PR c++/44108 */
   2 /* { dg-options "-Wunused" } */
   3 /* { dg-do compile } */
   4 /* { dg-require-effective-target alloca } */
   5
   6 int
   7 foo ()
   8 {
   9   unsigned int M = 2;
  10   const unsigned int M_CONST = 2;
  11   static unsigned int M_STATIC = 2;
  12   static const unsigned int M_STATIC_CONST = 2;
  13
  14   char n1[M];
  15   char n2[M_CONST];
  16   char n3[M_STATIC];
  17   char n4[M_STATIC_CONST];
  18
  19   return sizeof (n1) + sizeof (n2) + sizeof (n3) + sizeof (n4);
  20 }