gcc/testsuite/gcc.dg/attr-used-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-Wall -O2" } */
   3
   4 static int xyzzy __attribute__((__used__)) = 1;
   5
   6 void foo()
   7 {
   8   int x __attribute__((__used__)); /* { dg-warning "attribute ignored|unused variable" } */
   9 }
  10
  11 /* { dg-final { scan-assembler "xyzzy" } } */