gcc/testsuite/gcc.dg/visibility-7.c

   1 /* Test warning from conflicting visibility specifications. */
   2 /* { dg-do compile } */
   3 /* { dg-require-visibility "protected" } */
   4 /* { dg-final { scan-hidden "xyzzy" } } */
   5
   6 extern int
   7 __attribute__((visibility ("hidden")))
   8 xyzzy; /* { dg-message "note: previous declaration" } */
   9
  10 int
  11 __attribute__((visibility ("protected")))
  12 xyzzy = 5; /* { dg-warning "different visibility" } */