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// errorcheck
// Copyright 2015 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 an incorrect use of the blank identifier is caught.
// Does not compile.
package main
func f() (_, _ []int) { return }
func g() (x []int, y float64) { return }
func main() {
_ = append(f()) // ERROR "cannot use \[\]int value as type int in append|cannot use.*type \[\]int.*to append"
_ = append(g()) // ERROR "cannot use float64 value as type int in append|cannot use.*type float64.*to append"
}