File: arc-unbridged-cast.m

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,998,520 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (33 lines) | stat: -rw-r--r-- 909 bytes parent folder | download | duplicates (8) 
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
 
// RUN: %clang_cc1 -triple x86_64-apple-darwin11 -emit-llvm  -fobjc-arc -o - %s | FileCheck %s

typedef const struct __CFString * CFStringRef;

@interface I 
@property CFStringRef P;
- (CFStringRef) CFMeth __attribute__((cf_returns_retained));
- (CFStringRef) newSomething;
- (CFStringRef) P __attribute__((cf_returns_retained));
@end

@implementation I
@synthesize P;
- (id) Meth {
    I* p1 = (id)[p1 P];
    id p2 = (id)[p1 CFMeth];
    id p3 = (id)[p1 newSomething];
    return (id) p1.P;
}
- (CFStringRef) CFMeth { return 0; }
- (CFStringRef) newSomething { return 0; }
- (CFStringRef) P { return 0; }
- (void) setP : (CFStringRef)arg {}
@end

CFStringRef SomeOtherFunc(void) __attribute__((cf_returns_retained));
id MMM(void)
{
  id obj = (id)((CFStringRef) __builtin___CFStringMakeConstantString ("" "Some CF String" ""));
  return 0;
}

// CHECK-NOT: call i8* @llvm.objc.retainAutoreleasedReturnValue