File: message-reference.mm

package info (click to toggle)
llvm-toolchain-17 1%3A17.0.6-22
  • links: PTS, VCS
  • area: main
  • in suites: 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 (20 lines) | stat: -rw-r--r-- 556 bytes parent folder | download | duplicates (3) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
// RUN: %clang_cc1 -x objective-c++ -triple x86_64-apple-darwin10 -fobjc-runtime=macosx-fragile-10.5 -emit-llvm -o - %s | FileCheck %s
// rdar://8604515

@interface I {}
-(unsigned int&)referenceCount;
@end

@interface MyClass
+(int)writeBlip:(I*)srcBlip;
@end

@implementation MyClass
+(int)writeBlip:(I*)srcBlip{
  return ([srcBlip referenceCount] == 0);
}
@end

// CHECK: [[T:%.*]] = call noundef nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) ptr @objc_msgSend
// CHECK: [[U:%.*]] = load i32, ptr [[T]]
// CHECK: [[V:%.*]] = icmp eq i32 [[U]], 0