go/test/ddd1.go

// errchk $G -e $D/$F.go

// Copyright 2010 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

func sum(args ...int) int { return 0 }

var (
	_ = sum(1, 2, 3)
	_ = sum()
	_ = sum(1.0, 2.0)
	_ = sum(1.5)      // ERROR "integer"
	_ = sum("hello")  // ERROR "convert|incompatible"
	_ = sum([]int{1}) // ERROR "slice literal.*as type int|incompatible"
)

type T []T

func funny(args ...T) int { return 0 }

var (
	_ = funny(nil)
	_ = funny(nil, nil)
	_ = funny([]T{}) // ok because []T{} is a T; passes []T{[]T{}}
)