go source for verification 2026-05-22

test/init.go

@@ -0,0 +1,19 @@
+// errorcheck
+
+// Copyright 2011 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.
+
+// Verify that erroneous use of init is detected.
+// Does not compile.
+
+package main
+
+func init() {
+}
+
+func main() {
+	init()         // ERROR "undefined.*init"
+	runtime.init() // ERROR "undefined.*runtime\.init|reference to undefined name|undefined: runtime"
+	var _ = init   // ERROR "undefined.*init"
+}