// errorcheck
// Copyright 2018 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.
// Issue 27356: function parameter hiding built-in function results in compiler crash
package p
var a = []int{1,2,3}
func _(len int) {
_ = len(a) // ERROR "cannot call non-function"
}
var cap = false
var _ = cap(a) // ERROR "cannot call non-function"