Initial commit: Go 1.23 release state

test/decl.go

@@ -0,0 +1,41 @@
+// run
+
+// Copyright 2009 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 correct short declarations and redeclarations.
+
+package main
+
+func f1() int                    { return 1 }
+func f2() (float32, int)         { return 1, 2 }
+func f3() (float32, int, string) { return 1, 2, "3" }
+
+func x() (s string) {
+	a, b, s := f3()
+	_, _ = a, b
+	return // tests that result var is in scope for redeclaration
+}
+
+func main() {
+	i, f, s := f3()
+	j, f := f2() // redeclare f
+	k := f1()
+	m, g, s := f3()
+	m, h, s := f3()
+	{
+		// new block should be ok.
+		i, f, s := f3()
+		j, f := f2() // redeclare f
+		k := f1()
+		m, g, s := f3()
+		m, h, s := f3()
+		_, _, _, _, _, _, _, _, _ = i, f, s, j, k, m, g, s, h
+	}
+	if y := x(); y != "3" {
+		println("x() failed", y)
+		panic("fail")
+	}
+	_, _, _, _, _, _, _, _, _ = i, f, s, j, k, m, g, s, h
+}