From 73df946d56c74384511a194dd01dbe099584fd1a Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 15:14:23 +0200
Subject: Adding upstream version 1.16.10.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 test/interface/embed2.go | 75 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 test/interface/embed2.go

(limited to 'test/interface/embed2.go')

diff --git a/test/interface/embed2.go b/test/interface/embed2.go
new file mode 100644
index 0000000..df3e2e4
--- /dev/null
+++ b/test/interface/embed2.go
@@ -0,0 +1,75 @@
+// 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.
+
+// Test methods derived from embedded interface and *interface values.
+
+package main
+
+import "os"
+
+const Value = 1e12
+
+type Inter interface {
+	M() int64
+}
+
+type T int64
+
+func (t T) M() int64 { return int64(t) }
+
+var t = T(Value)
+var pt = &t
+var ti Inter = t
+var pti = &ti
+
+type S struct{ Inter }
+
+var s = S{ti}
+var ps = &s
+
+type SP struct{ *Inter } // ERROR "interface"
+
+var i Inter
+var pi = &i
+
+var ok = true
+
+func check(s string, v int64) {
+	if v != Value {
+		println(s, v)
+		ok = false
+	}
+}
+
+func main() {
+	check("t.M()", t.M())
+	check("pt.M()", pt.M())
+	check("ti.M()", ti.M())
+	check("pti.M()", pti.M()) // ERROR "pointer to interface, not interface"
+	check("s.M()", s.M())
+	check("ps.M()", ps.M())
+
+	i = t
+	check("i = t; i.M()", i.M())
+	check("i = t; pi.M()", pi.M()) // ERROR "pointer to interface, not interface"
+
+	i = pt
+	check("i = pt; i.M()", i.M())
+	check("i = pt; pi.M()", pi.M()) // ERROR "pointer to interface, not interface"
+
+	i = s
+	check("i = s; i.M()", i.M())
+	check("i = s; pi.M()", pi.M()) // ERROR "pointer to interface, not interface"
+
+	i = ps
+	check("i = ps; i.M()", i.M())
+	check("i = ps; pi.M()", pi.M()) // ERROR "pointer to interface, not interface"
+
+	if !ok {
+		println("BUG: interface10")
+		os.Exit(1)
+	}
+}
-- 
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