Initial commit: Go 1.23 release state

test/typeparam/min.go

@@ -0,0 +1,50 @@
+// run
+
+// 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 main
+
+import (
+	"fmt"
+)
+
+type Ordered interface {
+	~int | ~int64 | ~float64 | ~string
+}
+
+func min[T Ordered](x, y T) T {
+	if x < y {
+		return x
+	}
+	return y
+}
+
+func main() {
+	const want = 2
+	if got := min[int](2, 3); got != want {
+		panic(fmt.Sprintf("got %d, want %d", got, want))
+	}
+
+	if got := min(2, 3); got != want {
+		panic(fmt.Sprintf("want %d, got %d", want, got))
+	}
+
+	if got := min[float64](3.5, 2.0); got != want {
+		panic(fmt.Sprintf("got %d, want %d", got, want))
+	}
+
+	if got := min(3.5, 2.0); got != want {
+		panic(fmt.Sprintf("got %d, want %d", got, want))
+	}
+
+	const want2 = "ay"
+	if got := min[string]("bb", "ay"); got != want2 {
+		panic(fmt.Sprintf("got %d, want %d", got, want2))
+	}
+
+	if got := min("bb", "ay"); got != want2 {
+		panic(fmt.Sprintf("got %d, want %d", got, want2))
+	}
+}