Initial commit: Go 1.23 release state

test/fixedbugs/issue15988.go

@@ -0,0 +1,14 @@
+// compile
+
+// Copyright 2016 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
+
+func f(p, q []int) {
+	p = append(q, 5)
+	sink = &p
+}
+
+var sink *[]int