go source for verification 2026-05-22

test/fixedbugs/bug505.go

@@ -0,0 +1,20 @@
+// compile
+
+// 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.
+
+// gccgo crashed compiling this file with a failed conversion to the
+// alias type when constructing the composite literal.
+
+package p
+
+type I interface{ M() }
+type A = I
+type S struct {
+	f A
+}
+
+func F(i I) S {
+	return S{f: i}
+}