[gcc.git] / gcc / testsuite / obj-c++.dg / protocol-qualifier-2.mm

/* Contributed by Nicola Pero <nicola.pero@meta-innovation.com>, November 2010.  */
/* { dg-do compile } */

/* Test that protocol qualifiers are maintained correctly when a
   @class is replaced by its @interface.  */

#include <objc/objc.h>

@protocol MyProtocol
- (void) method;
@end

@class MyClass;

static MyClass <MyProtocol> *object1;
static MyClass *object2;

/* Declarating the @interface now will need to update all the existing
   ObjC types referring to MyClass with the new information.  We need
   to test that protocol information is not lost in the process.  */
@interface MyClass
@end

void test1 (void)
{
  [object1 method]; /* Ok */
  [object2 method]; /* { dg-warning ".MyClass. may not respond to ..method." } */

  /* { dg-warning "messages without a matching method signature will be assumed to return .id. and accept '\.\.\.' as arguments" "" { target *-*-* } 0 } */
}
Commit	Line	Data
a693d3a8 NP	1	/* Contributed by Nicola Pero <nicola.pero@meta-innovation.com>, November 2010. */
	2	/* { dg-do compile } */
	3
	4	/* Test that protocol qualifiers are maintained correctly when a
	5	@class is replaced by its @interface. */
	6
	7	#include <objc/objc.h>
	8
	9	@protocol MyProtocol
	10	- (void) method;
	11	@end
	12
	13	@class MyClass;
	14
	15	static MyClass <MyProtocol> *object1;
	16	static MyClass *object2;
	17
	18	/* Declarating the @interface now will need to update all the existing
	19	ObjC types referring to MyClass with the new information. We need
	20	to test that protocol information is not lost in the process. */
	21	@interface MyClass
	22	@end
	23
	24	void test1 (void)
	25	{
	26	[object1 method]; /* Ok */
	27	[object2 method]; /* { dg-warning ".MyClass. may not respond to ..method." } */
a9c697b8 MS	28
a9c697b8 MS	29	/* { dg-warning "messages without a matching method signature will be assumed to return .id. and accept '\.\.\.' as arguments" "" { target --* } 0 } */
a693d3a8	30	}