1// errorcheck
2
3// Copyright 2015 The Go Authors. All rights reserved.
4// Use of this source code is governed by a BSD-style
5// license that can be found in the LICENSE file.
6
7// Test that an incorrect use of the blank identifier is caught.
8// Does not compile.
9
10package main
11
12func f() (_, _ []int)         { return }
13func g() (x []int, y float64) { return }
14
15func main() {
16	_ = append(f()) // ERROR "cannot use \[\]int value as type int in append|cannot use.*type \[\]int.*to append"
17	_ = append(g()) // ERROR "cannot use float64 value as type int in append|cannot use.*type float64.*to append"
18}
19