gcc/testsuite/objc.dg/fobjc-std-1.m

   1 /* Test warnings when using -fobjc-std=objc1.  */
   2 /* { dg-do compile } */
   3 /* { dg-options "-fobjc-std=objc1" } */
   4
   5 #include <objc/objc.h>
   6
   7 __attribute__ ((deprecated))
   8 @interface MyRootClass
   9 {  /* { dg-error "class attributes are not available in Objective.C 1.0" } */
  10   Class isa;
  11 @package /* { dg-error "not available in Objective.C 1.0" } */
  12   int a;
  13   int b;
  14 }
  15 + (id) alloc __attribute__ ((deprecated)); /* { dg-error "not available in Objective.C 1.0" } */
  16 - (id) init;
  17 - (id) testMe: (id) __attribute__((unused)) argument; /* { dg-error "not available in Objective.C 1.0" } */
  18 @property (nonatomic) int a; /* { dg-error "not available in Objective.C 1.0" } */
  19 @property (nonatomic) int b; /* { dg-error "not available in Objective.C 1.0" } */
  20 @end
  21
  22 @implementation MyRootClass
  23 + (id) alloc { return self; }
  24 - (id) init  { return self; }
  25 - (id) testMe: (id) __attribute__((unused)) argument { return self; } /* { dg-error "not available in Objective.C 1.0" } */
  26 @synthesize a; /* { dg-error "not available in Objective.C 1.0" } */
  27 @dynamic b; /* { dg-error "not available in Objective.C 1.0" } */
  28 @end
  29
  30 __attribute__ ((deprecated))
  31 @protocol MyProtocol
  32 - (id) test; /* { dg-error "protocol attributes are not available in Objective.C 1.0" } */
  33 @required /* { dg-error "not available in Objective.C 1.0" } */
  34 - (id) variable __attribute__ ((deprecated)); /* { dg-error "not available in Objective.C 1.0" } */
  35 @optional /* { dg-error "not available in Objective.C 1.0" } */
  36 @end
  37
  38 @interface MyRootClass (NSFastEnumeration)
  39 - (unsigned long)countByEnumeratingWithState: (struct __objcFastEnumerationState *)state
  40                                      objects:(id *)stackbuf
  41                                        count:(unsigned int)len;
  42 @end
  43
  44 @class NSArray;
  45
  46 int array_length (NSArray *array)
  47 {
  48   int i = 0;
  49
  50   for (id object in array) /* { dg-error "not available in Objective.C 1.0" } */
  51     i++;
  52
  53   return i;
  54 }