/usr/share/go-1.7/test/syntax/vareq1.go is in golang-1.7-src 1.7.4-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 | // errorcheck
// 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
var x map[string]string{"a":"b"} // ERROR "unexpected { at end of statement|unexpected { after top level declaration|expected ';' or newline after top level declaration"
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