File: class-object-state-dump.m

package info (click to toggle)
llvm-toolchain-17 1%3A17.0.6-22
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,799,624 kB
  • sloc: cpp: 6,428,607; ansic: 1,383,196; asm: 793,408; python: 223,504; objc: 75,364; f90: 60,502; lisp: 33,869; pascal: 15,282; sh: 9,684; perl: 7,453; ml: 4,937; awk: 3,523; makefile: 2,889; javascript: 2,149; xml: 888; fortran: 619; cs: 573
file content (38 lines) | stat: -rw-r--r-- 944 bytes parent folder | download | duplicates (13) 
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
 
// RUN: %clang_analyze_cc1 -analyzer-checker=core,debug.ExprInspection \
// RUN:   -verify %s 2>&1 | FileCheck %s

// expected-no-diagnostics

void clang_analyzer_printState(void);

@interface NSObject {
}
+ (id)alloc;
+ (Class)class;
- (id)init;
- (Class)class;
@end

@interface Parent : NSObject
@end
@interface Child : Parent
@end

void foo(id A, id B);

@implementation Child
+ (void)test {
  id ClassAsID = [self class];
  id Object = [[ClassAsID alloc] init];
  Class TheSameClass = [Object class];

  clang_analyzer_printState();
  // CHECK:      "class_object_types": [
  // CHECK-NEXT:   { "symbol": "conj_$[[#]]{Class, LC[[#]], S[[#]], #[[#]]}", "dyn_type": "Child", "sub_classable": true },
  // CHECK-NEXT:   { "symbol": "conj_$[[#]]{Class, LC[[#]], S[[#]], #[[#]]}", "dyn_type": "Child", "sub_classable": true }
  // CHECK-NEXT: ]

  // Let's make sure that the information is not GC'd away.
  foo(ClassAsID, TheSameClass);
}
@end