1 files changed, 38 insertions, 0 deletions
diff --git a/src/go/doc/testdata/examples/generic_constraints.go b/src/go/doc/testdata/examples/generic_constraints.go
new file mode 100644
index 0000000..ea5d2b3
--- /dev/null
+++ b/src/go/doc/testdata/examples/generic_constraints.go
@@ -0,0 +1,38 @@
+// Copyright 2021 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 p_test
+
+import (
+	"fmt"
+	"time"
+)
+
+type C1 interface {
+	string | int
+}
+
+type C2 interface {
+	M(time.Time)
+}
+
+type G[T C1] int
+
+func g[T C2](x T) {}
+
+type Tm int
+
+func (Tm) M(time.Time) {}
+
+type Foo int
+
+func Example() {
+	fmt.Println("hello")
+}
+
+func ExampleGeneric() {
+	var x G[string]
+	g(Tm(3))
+	fmt.Println(x)
+}