diff --git a/test/fixedbugs/issue40252.dir/a.go b/test/fixedbugs/issue40252.dir/a.go
new file mode 100644
index 0000000000..5519e9331a
--- /dev/null
+++ b/test/fixedbugs/issue40252.dir/a.go
@@ -0,0 +1,14 @@
+// Copyright 2020 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 a
+
+type I interface {
+	Func()
+}
+
+func Call() {
+	f := I.Func
+	f(nil)
+}
diff --git a/test/fixedbugs/issue40252.dir/main.go b/test/fixedbugs/issue40252.dir/main.go
new file mode 100644
index 0000000000..93f5b70624
--- /dev/null
+++ b/test/fixedbugs/issue40252.dir/main.go
@@ -0,0 +1,16 @@
+// Copyright 2020 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 "./a"
+
+func main() {
+	defer func() {
+		if recover() == nil {
+			panic("expected nil pointer dereference")
+		}
+	}()
+	a.Call()
+}
diff --git a/test/fixedbugs/issue40252.go b/test/fixedbugs/issue40252.go
new file mode 100644
index 0000000000..9be4e665d2
--- /dev/null
+++ b/test/fixedbugs/issue40252.go
@@ -0,0 +1,8 @@
+// rundir
+
+// Copyright 2020 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.
+
+// gccgo got an undefined symbol reference when inlining a method expression.
+package ignored