1 files changed, 38 insertions, 0 deletions
diff --git a/test/typeparam/aliasimp.dir/main.go b/test/typeparam/aliasimp.dir/main.go
new file mode 100644
index 0000000000..221a6c758d
--- /dev/null
+++ b/test/typeparam/aliasimp.dir/main.go
@@ -0,0 +1,38 @@
+// 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"
+
+type R[T any] struct {
+	F T
+}
+
+type S = R
+
+type Sint = R[int]
+
+type Simp = a.Rimp
+
+type SimpString Simp[string]
+
+func main() {
+	var s S[int]
+	if s.F != 0 {
+		panic(s.F)
+	}
+	var s2 Sint
+	if s2.F != 0 {
+		panic(s2.F)
+	}
+	var s3 Simp[string]
+	if s3.F != "" {
+		panic(s3.F)
+	}
+	var s4 SimpString
+	if s4.F != "" {
+		panic(s4.F)
+	}
+}