diff --git a/test/fixedbugs/issue31637.dir/a.go b/test/fixedbugs/issue31637.dir/a.go
new file mode 100644
index 0000000000..71f392697c
--- /dev/null
+++ b/test/fixedbugs/issue31637.dir/a.go
@@ -0,0 +1,15 @@
+// Copyright 2019 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 dO struct {
+	x int
+}
+
+type EDO struct{}
+
+func (EDO) Apply(*dO) {}
+
+var X EDO
diff --git a/test/fixedbugs/issue31637.dir/b.go b/test/fixedbugs/issue31637.dir/b.go
new file mode 100644
index 0000000000..ce83b000df
--- /dev/null
+++ b/test/fixedbugs/issue31637.dir/b.go
@@ -0,0 +1,19 @@
+// Copyright 2019 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"
+
+type No struct {
+	a.EDO
+}
+
+func X() No {
+	return No{}
+}
+
+func main() {
+	X()
+}
diff --git a/test/fixedbugs/issue31637.go b/test/fixedbugs/issue31637.go
new file mode 100644
index 0000000000..dcfb4a7e53
--- /dev/null
+++ b/test/fixedbugs/issue31637.go
@@ -0,0 +1,11 @@
+// compiledir
+
+// Copyright 2019 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.
+
+// This directory contains a pair of packages that triggered
+// a compiler crash in gollvm (problem in handling an inlinable
+// method with unnamed parameter). See issue 31637 for details.
+
+package ignored