From f71444955a4c0962abb334a8f39438466c57a4db Mon Sep 17 00:00:00 2001
From: Ian Lance Taylor <iant@golang.org>
Date: Fri, 14 Aug 2020 14:39:19 -0700
Subject: [PATCH] test: add test case that caused gccgo undefined symbol
 reference

For #40252

Change-Id: Ie23d2789ca9b4b9081adb39ab64c80c412ad58ce
Reviewed-on: https://go-review.googlesource.com/c/go/+/248637
Run-TryBot: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Cherry Zhang <cherryyz@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
---
 test/fixedbugs/issue40252.dir/a.go    | 14 ++++++++++++++
 test/fixedbugs/issue40252.dir/main.go | 16 ++++++++++++++++
 test/fixedbugs/issue40252.go          |  8 ++++++++
 3 files changed, 38 insertions(+)
 create mode 100644 test/fixedbugs/issue40252.dir/a.go
 create mode 100644 test/fixedbugs/issue40252.dir/main.go
 create mode 100644 test/fixedbugs/issue40252.go

diff --git a/test/fixedbugs/issue40252.dir/a.go b/test/fixedbugs/issue40252.dir/a.go
new file mode 100644
index 00000000000..5519e9331aa
--- /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 00000000000..93f5b706242
--- /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 00000000000..9be4e665d29
--- /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