1// RUN: %clang_cc1 -fobjc-arc -fobjc-runtime-has-weak -Wnullable-to-nonnull-conversion %s -verify
2
3
4// rdar://19985330
5@interface NSObject @end
6
7@class NSFoo;
8void foo (NSFoo * _Nonnull);
9
10@interface NSBar : NSObject
11@property(weak) NSFoo *property1;
12@end
13
14#pragma clang assume_nonnull begin
15@interface NSBar ()
16@property(weak) NSFoo *property2;
17@end
18
19#pragma clang assume_nonnull end
20
21@implementation NSBar
22- (void) Meth {
23   foo (self.property1); // no warning because nothing is inferred
24   foo (self.property2); // expected-warning {{implicit conversion from nullable pointer 'NSFoo * _Nullable' to non-nullable pointer type 'NSFoo * _Nonnull'}}
25}
26@end
27