From ccd992355df7192993c666236047820244914598 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Tue, 16 Apr 2024 21:19:13 +0200
Subject: Adding upstream version 1.21.8.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 test/interface/receiver1.go | 59 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 test/interface/receiver1.go

(limited to 'test/interface/receiver1.go')

diff --git a/test/interface/receiver1.go b/test/interface/receiver1.go
new file mode 100644
index 0000000..a0a8753
--- /dev/null
+++ b/test/interface/receiver1.go
@@ -0,0 +1,59 @@
+// errorcheck
+
+// Copyright 2009 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 compiler complains about missing implicit methods.
+// Does not compile.
+
+package main
+
+type T int
+
+func (t T) V()
+func (t *T) P()
+
+type V interface {
+	V()
+}
+type P interface {
+	P()
+	V()
+}
+
+type S struct {
+	T
+}
+type SP struct {
+	*T
+}
+
+func main() {
+	var t T
+	var v V
+	var p P
+	var s S
+	var sp SP
+
+	v = t
+	p = t // ERROR "does not implement|requires a pointer|cannot use"
+	_, _ = v, p
+	v = &t
+	p = &t
+	_, _ = v, p
+
+	v = s
+	p = s // ERROR "does not implement|requires a pointer|cannot use"
+	_, _ = v, p
+	v = &s
+	p = &s
+	_, _ = v, p
+
+	v = sp
+	p = sp // no error!
+	_, _ = v, p
+	v = &sp
+	p = &sp
+	_, _ = v, p
+}
-- 
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