1// RUN: rm -rf %t.mcp
2// RUN: %clang_cc1 -fmodules-cache-path=%t.mcp -fmodules -F %S/Inputs -fobjc-arc %s -verify
3
4@import Module;
5
6__attribute__((objc_root_class))
7@interface Test
8// rdar://19904648
9// The diagnostic will try to find a suitable macro name to use (instead of raw __attribute__).
10// While iterating through the macros it would dereference a null pointer if the macro was undefined in the same module as it was originally defined in.
11@property (assign) id newFile; // expected-error {{property follows Cocoa naming convention for returning 'owned' objects}} \
12                               // expected-note {{explicitly declare getter '-newFile' with '__attribute__((objc_method_family(none)))' to return an 'unowned' object}}
13@end
14
15@implementation Test
16@end
17