Update to go1.25.0

test/fixedbugs/issue73491.go

@@ -0,0 +1,25 @@
+// build
+
+// Copyright 2025 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
+
+type T int
+
+const K T = 5
+
+type P struct {
+	a [K]*byte
+}
+
+//go:noinline
+func f(p *P) {
+	for i := range K {
+		p.a[i] = nil
+	}
+}
+func main() {
+	f(nil)
+}