1 files changed, 26 insertions, 0 deletions
diff --git a/test/typeparam/mdempsky/18.go b/test/typeparam/mdempsky/18.go
new file mode 100644
index 0000000000..f4a4ec73c5
--- /dev/null
+++ b/test/typeparam/mdempsky/18.go
@@ -0,0 +1,26 @@
+// run
+
+// Copyright 2022 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.
+
+// Test that implicit conversions to interface type in a select/case
+// clause are compiled correctly.
+
+package main
+
+import "fmt"
+
+func main() { f[int]() }
+
+func f[T any]() {
+	ch := make(chan T)
+	close(ch)
+
+	var i, ok any
+	select {
+	case i, ok = <-ch:
+	}
+
+	fmt.Printf("%T %T\n", i, ok)
+}