Update to go1.25.0

test/fixedbugs/issue73483.go

@@ -0,0 +1,20 @@
+// run -race
+
+//go:build race && cgo
+
+// 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
+
+/*
+   int v[8192];
+*/
+import "C"
+
+var x [8192]C.int
+
+func main() {
+	copy(C.v[:], x[:])
+}