File: issue5231.go

package info (click to toggle)
gcc-riscv64-unknown-elf 8.3.0.2019.08%2Bdfsg-1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 680,956 kB
  • sloc: ansic: 3,237,715; cpp: 896,882; ada: 772,854; f90: 144,254; asm: 68,788; makefile: 67,456; sh: 29,743; exp: 28,045; objc: 15,273; fortran: 11,885; python: 7,369; pascal: 5,375; awk: 3,725; perl: 2,872; yacc: 316; xml: 311; ml: 285; lex: 198; haskell: 122
file content (45 lines) | stat: -rw-r--r-- 743 bytes parent folder | download | duplicates (25) 
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
 
// compile

// Copyright 2013 The Go Authors.  All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Issue 5231: method values lose their variadic property.

package p

type T int

func (t T) NotVariadic(s []int) int {
	return int(t) + s[0]
}

func (t T) Variadic(s ...int) int {
	return int(t) + s[0]
}

type I interface {
	NotVariadic(s []int) int
	Variadic(s ...int) int
}

func F() {
	var t T
	var p *T = &t
	var i I = p

	nv := t.NotVariadic
	nv = p.NotVariadic
	nv = i.NotVariadic
	var s int = nv([]int{1, 2, 3})

	v := t.Variadic
	v = p.Variadic
	v = i.Variadic
	s = v(1, 2, 3)

	var f1 func([]int) int = nv
	var f2 func(...int) int = v

	_, _, _ = f1, f2, s
}