File: inout2.swift

package info (click to toggle)
swiftlang 6.1.3-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,791,532 kB
  • sloc: cpp: 9,901,743; ansic: 2,201,431; asm: 1,091,827; python: 308,252; objc: 82,166; f90: 80,126; lisp: 38,358; pascal: 25,559; sh: 20,429; ml: 5,058; perl: 4,745; makefile: 4,484; awk: 3,535; javascript: 3,018; xml: 918; fortran: 664; cs: 573; ruby: 396
file content (48 lines) | stat: -rw-r--r-- 834 bytes parent folder | download | duplicates (2) 
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
44
45
46
47
48
 
// RUN: %target-swift-frontend %s -emit-ir -g -o - | %FileCheck %s

// LValues are direct values, too. They are reference types, though.

func markUsed<T>(_ t: T) {}

class Class {
  var ivar : Int64
  init() { ivar = 1234 }
}

class Other : Class {
  var ovar : Int64
  override init() {
    ovar = 112233
    super.init()
    ivar = 4321
  }
}

struct Struct {
  var ivar : Int64
  init() { ivar = 4567 }
}

func foo(_ x: inout Class) {
// CHECK: !DILocalVariable(name: "x", arg: 1{{.*}} line: [[@LINE-1]]
  markUsed(x.ivar)
  x.ivar += 1 // Set breakpoint here
}

func foo(_ x: inout Struct) {
// CHECK: !DILocalVariable(name: "x", arg: 1{{.*}} line: [[@LINE-1]]
  markUsed(x.ivar)
  x.ivar += 1 // Set breakpoint here
}

func main() {
  var c: Class = Other()
  var s = Struct()
  foo(&c)
  foo(&s)
  foo(&c)
  foo(&s)
}

main()