xref: /llvm-project/clang/test/SemaObjC/opaque-is-access-warn.m (revision 0f1c1be1968076d6f96f8a7bcc4a15cf195ecd97) 
1// RUN: %clang -target x86_64-apple-darwin -arch arm64 -mios-version-min=7 -fsyntax-only -Wdeprecated-objc-isa-usage %s -Xclang -verify
2// RUN: %clang -target x86_64-apple-darwin -arch arm64 -mios-version-min=7 -fsyntax-only %s -Xclang -verify
3// RUN: %clang -target x86_64-apple-darwin -mios-simulator-version-min=7 -fsyntax-only -Wdeprecated-objc-isa-usage %s -Xclang -verify
4// RUN: %clang -target x86_64-apple-darwin -arch armv7k -mwatchos-version-min=2 -fsyntax-only -Wdeprecated-objc-isa-usage %s -Xclang -verify
5// RUN: %clang -target x86_64-apple-darwin -arch x86_64 -fsyntax-only -Wdeprecated-objc-isa-usage %s -Xclang -verify
6
7typedef struct objc_object {
8  struct objc_class *isa;
9} *id;
10
11@interface NSObject {
12  struct objc_class *isa;
13}
14@end
15@interface Whatever : NSObject
16+self;
17@end
18
19static void func(void) {
20
21  id x;
22
23  [(*x).isa self]; // expected-error {{direct access to Objective-C's isa is deprecated in favor of object_getClass()}}
24  [x->isa self];   // expected-error {{direct access to Objective-C's isa is deprecated in favor of object_getClass()}}
25}
26