gcc/testsuite/objc.dg/property/nullability-00.m

   1 /* { dg-do compile } */
   2 /* { dg-additional-options "-fsyntax-only" } */
   3
   4 @interface MyRoot
   5 {
   6   Class isa __attribute__((deprecated));
   7   id p;
   8   int x;
   9   int *i;
  10 }
  11
  12 @property(null_unspecified, assign) MyRoot *p1;
  13 @property(nonnull, assign) MyRoot *p2;
  14 @property(nullable, assign) MyRoot *p3;
  15 @property(null_resettable, assign) MyRoot *p4;
  16 @property(null_exciting, assign) MyRoot *e_5; /* { dg-error {unknown property attribute 'null_exciting'} } */
  17
  18 @property(nonnull, retain, nullable) MyRoot *e_6; /* { dg-error {'nullable' attribute conflicts with 'nonnull' attribute} } */
  19 @property(nonnull, nonnull) int *i; /* { dg-warning {duplicate 'nonnull' attribute} } */
  20
  21 @end