// errorcheck// 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.// Test that interface{M()} = *interface{M()} produces a compiler error.// Does not compile.package maintype Inst interface { Next() *Inst}type Regexp struct { code []Inst start Inst}type Start struct { foo *Inst}func (start *Start) Next() *Inst { return nil }func AddInst(Inst) *Inst { print("ok in addinst\n") return nil}func main() { print("call addinst\n") var x Inst = AddInst(new(Start)) // ERROR "pointer to interface" print("return from addinst\n") var y *Inst = new(Start) // ERROR "pointer to interface|incompatible type"}
// errorcheck
// 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.
// Test that interface{M()} = *interface{M()} produces a compiler error.
// Does not compile.
package main
type Inst interface {
Next() *Inst
}
type Regexp struct {
code []Inst
start Inst
}
type Start struct {
foo *Inst
}
func (start *Start) Next() *Inst { return nil }
func AddInst(Inst) *Inst {
print("ok in addinst\n")
return nil
}
func main() {
print("call addinst\n")
var x Inst = AddInst(new(Start)) // ERROR "pointer to interface"
print("return from addinst\n")
var y *Inst = new(Start) // ERROR "pointer to interface|incompatible type"
}