gcc/testsuite/c-c++-common/Wunused-var-15.c

   1 /* PR c/71719 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-Wunused -W -Wno-psabi" } */
   4 /* { dg-additional-options "-fno-common" { target hppa*-*-hpux* } } */
   5
   6 typedef unsigned V __attribute__ ((vector_size (16)));
   7
   8 void bar (unsigned);
   9
  10 V x;
  11
  12 void
  13 foo (V v)       /* { dg-bogus "set but not used" } */
  14 {
  15   bar (v[0]);
  16   V w = x;      /* { dg-bogus "set but not used" } */
  17   bar (w[1]);
  18 }
  19
  20 /* Ignore a warning that is irrelevant to the purpose of this test.  */
  21 /* { dg-prune-output ".*GCC vector passed by reference.*" } */