File: objc_init_blocks.swift

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (18 lines) | stat: -rw-r--r-- 865 bytes parent folder | download 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
 
// RUN: %target-swift-frontend -import-objc-header %S/Inputs/objc_init_blocks.h %s -emit-sil -sil-verify-all

// REQUIRES: objc_interop

// rdar://126142109: import an __unsafe_unretained block as zero-initialized.
//
// Make sure that the SIL ownership verifier passes.
// UnsafeUnretainedBlockClass.init()
// CHECK-LABEL: sil hidden @$s16objc_init_blocks26UnsafeUnretainedBlockClassCACycfc : $@convention(method) (@owned UnsafeUnretainedBlockClass) -> @owned UnsafeUnretainedBlockClass {
// CHECK: [[ZI:%.*]] = builtin "zeroInitializer"<objc_bool_block>() : $objc_bool_block
// CHECK:   store [[ZI]] to %{{.*}} : $*objc_bool_block
// CHECK-LABEL: } // end sil function '$s16objc_init_blocks26UnsafeUnretainedBlockClassCACycfc'
open class UnsafeUnretainedBlockClass {
  public internal(set) var sc: objc_bool_block
  init() {
    self.sc = objc_bool_block()
  }
}