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// 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.
// Check that calling a function shadowing a built-in provides a good
// error message.
package main
func F() {
slice := []int{1, 2, 3}
_ = slice
len := int(2)
println(len(slice)) // ERROR "cannot call non-function len .type int., declared at LINE-1|expected function|cannot call non-function len"
const iota = 1
println(iota(slice)) // ERROR "cannot call non-function iota .type int., declared at LINE-1|expected function|cannot call non-function iota"
}
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