blob: 2f7eb9861400dd2d08f18044f0735d39096828a8 [file] [log] [blame]
/* Test for situations in which protocol conformance information
may be lost, leading to superfluous warnings. */
/* Author: Ziemowit Laski <zlaski@apple.com>. */
/* { dg-do compile } */
/* One-line substitute for objc/objc.h */
typedef struct objc_object { struct objc_class *class_pointer; } *id;
@protocol NSObject
- (int)someValue;
@end
@interface NSObject <NSObject>
@end
@protocol PlateMethods
- (void)someMethod;
@end
@interface Foo {
NSObject <PlateMethods> *plate;
id <PlateMethods> plate1;
NSObject *plate2;
}
- (id <PlateMethods>) getPlate;
- (id <NSObject>) getPlate1;
- (int) getValue;
@end
@implementation Foo
- (id <PlateMethods>) getPlate {
return plate; /* { dg-bogus "does not implement" } */
}
- (id <NSObject>) getPlate1 {
return (id <NSObject>)plate1; /* { dg-bogus "does not conform" } */
}
- (int) getValue {
int i = [plate1 someValue]; /* { dg-warning ".\\-someValue. not found in protocol\\(s\\)" } */
int j = [(id <NSObject>)plate1 someValue]; /* { dg-bogus "not found in protocol" } */
int k = [(id)plate1 someValue]; /* { dg-bogus "not found in protocol" } */
return i + j + k;
}
@end