1 files changed, 19 insertions, 0 deletions
diff --git a/test/fixedbugs/issue22904.go b/test/fixedbugs/issue22904.go
new file mode 100644
index 0000000..02459c6
--- /dev/null
+++ b/test/fixedbugs/issue22904.go
@@ -0,0 +1,19 @@
+// errorcheck
+
+// Copyright 2017 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.
+
+// Issue 22904: Make sure the compiler emits a proper error message about
+// invalid recursive types rather than crashing.
+
+package p
+
+type a struct{ b } // ERROR "invalid recursive type"
+type b struct{ a } // GCCGO_ERROR "invalid recursive type"
+
+var x interface{}
+
+func f() {
+	x = a{}
+}