mirror of
https://github.com/golang/go
synced 2024-11-12 02:00:23 -07:00
63 lines
1.2 KiB
Go
63 lines
1.2 KiB
Go
// $G $D/$F.go && $L $F.$A && ./$A.out
|
|
|
|
// Copyright 2009 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.
|
|
|
|
package main
|
|
|
|
type Element interface {
|
|
}
|
|
|
|
type Vector struct {
|
|
nelem int;
|
|
elem *[]Element;
|
|
}
|
|
|
|
func New() *Vector {
|
|
v := new(Vector);
|
|
v.nelem = 0;
|
|
v.elem = new([10]Element);
|
|
return v;
|
|
}
|
|
|
|
func (v *Vector) At(i int) Element {
|
|
return v.elem[i];
|
|
}
|
|
|
|
func (v *Vector) Insert(e Element) {
|
|
v.elem[v.nelem] = e;
|
|
v.nelem++;
|
|
}
|
|
|
|
type I struct { val int; }; // BUG: can't be local;
|
|
|
|
func main() {
|
|
i0 := new(I); i0.val = 0;
|
|
i1 := new(I); i1.val = 11;
|
|
i2 := new(I); i2.val = 222;
|
|
i3 := new(I); i3.val = 3333;
|
|
i4 := new(I); i4.val = 44444;
|
|
v := New();
|
|
print("hi\n");
|
|
v.Insert(i4);
|
|
v.Insert(i3);
|
|
v.Insert(i2);
|
|
v.Insert(i1);
|
|
v.Insert(i0);
|
|
for i := 0; i < v.nelem; i++ {
|
|
var x *I;
|
|
x = v.At(i);
|
|
print(i, " ", x.val, "\n"); // prints correct list
|
|
}
|
|
for i := 0; i < v.nelem; i++ {
|
|
print(i, " ", v.At(i).(*I).val, "\n");
|
|
}
|
|
}
|
|
/*
|
|
bug027.go:50: illegal types for operand
|
|
(<Element>I{}) CONV (<I>{})
|
|
bug027.go:50: illegal types for operand
|
|
(<Element>I{}) CONV (<I>{})
|
|
*/
|