3 files changed, 52 insertions, 0 deletions
diff --git a/misc/cgo/testplugin/testdata/method2/main.go b/misc/cgo/testplugin/testdata/method2/main.go
new file mode 100644
index 0000000..6a87e7b
--- /dev/null
+++ b/misc/cgo/testplugin/testdata/method2/main.go
@@ -0,0 +1,32 @@
+// Copyright 2021 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.
+
+// A type can be passed to a plugin and converted to interface
+// there. So its methods need to be live.
+
+package main
+
+import (
+	"plugin"
+
+	"testplugin/method2/p"
+)
+
+var t p.T
+
+type I interface { M() }
+
+func main() {
+	pl, err := plugin.Open("method2.so")
+	if err != nil {
+		panic(err)
+	}
+
+	f, err := pl.Lookup("F")
+	if err != nil {
+		panic(err)
+	}
+
+	f.(func(p.T) interface{})(t).(I).M()
+}
diff --git a/misc/cgo/testplugin/testdata/method2/p/p.go b/misc/cgo/testplugin/testdata/method2/p/p.go
new file mode 100644
index 0000000..acb526a
--- /dev/null
+++ b/misc/cgo/testplugin/testdata/method2/p/p.go
@@ -0,0 +1,9 @@
+// Copyright 2021 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 p
+
+type T int
+
+func (T) M() { println("M") }
diff --git a/misc/cgo/testplugin/testdata/method2/plugin.go b/misc/cgo/testplugin/testdata/method2/plugin.go
new file mode 100644
index 0000000..6198e76
--- /dev/null
+++ b/misc/cgo/testplugin/testdata/method2/plugin.go
@@ -0,0 +1,11 @@
+// Copyright 2021 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
+
+import "testplugin/method2/p"
+
+func main() {}
+
+func F(t p.T) interface{} { return t }