File: check-api.m

package info (click to toggle)
llvm-toolchain-7 1%3A7.0.1-8~deb9u3
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 733,456 kB
  • sloc: cpp: 3,776,651; ansic: 633,271; asm: 350,301; python: 142,716; objc: 107,612; sh: 22,626; lisp: 11,056; perl: 7,999; pascal: 6,742; ml: 5,537; awk: 3,536; makefile: 2,557; cs: 2,027; xml: 841; ruby: 156
file content (43 lines) | stat: -rw-r--r-- 2,214 bytes parent folder | download | duplicates (19)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
// RUN: %clang_cc1 -arcmt-check -verify -triple x86_64-apple-macosx10.7 %s

#include "Common.h"

@interface NSInvocation : NSObject
- (void)getReturnValue:(void *)retLoc;
- (void)setReturnValue:(void *)retLoc;

- (void)getArgument:(void *)argumentLocation atIndex:(int)idx;
- (void)setArgument:(void *)argumentLocation atIndex:(int)idx;
@end

@interface Test
@end

@implementation Test {
  id strong_id;
  __weak id weak_id;
  __unsafe_unretained id unsafe_id;
  int arg;
}
- (void) test:(NSInvocation *)invok {
  [invok getReturnValue:&strong_id]; // expected-error {{NSInvocation's getReturnValue is not safe to be used with an object with ownership other than __unsafe_unretained}}
  [invok getReturnValue:&weak_id]; // expected-error {{NSInvocation's getReturnValue is not safe to be used with an object with ownership other than __unsafe_unretained}}
  [invok getReturnValue:&unsafe_id];
  [invok getReturnValue:&arg];

  [invok setReturnValue:&strong_id]; // expected-error {{NSInvocation's setReturnValue is not safe to be used with an object with ownership other than __unsafe_unretained}}
  [invok setReturnValue:&weak_id]; // expected-error {{NSInvocation's setReturnValue is not safe to be used with an object with ownership other than __unsafe_unretained}}
  [invok setReturnValue:&unsafe_id];
  [invok setReturnValue:&arg];

  [invok getArgument:&strong_id atIndex:0]; // expected-error {{NSInvocation's getArgument is not safe to be used with an object with ownership other than __unsafe_unretained}}
  [invok getArgument:&weak_id atIndex:0]; // expected-error {{NSInvocation's getArgument is not safe to be used with an object with ownership other than __unsafe_unretained}}
  [invok getArgument:&unsafe_id atIndex:0];
  [invok getArgument:&arg atIndex:0];

  [invok setArgument:&strong_id atIndex:0]; // expected-error {{NSInvocation's setArgument is not safe to be used with an object with ownership other than __unsafe_unretained}}
  [invok setArgument:&weak_id atIndex:0]; // expected-error {{NSInvocation's setArgument is not safe to be used with an object with ownership other than __unsafe_unretained}}
  [invok setArgument:&unsafe_id atIndex:0];
  [invok setArgument:&arg atIndex:0];
}
@end