Update to go1.25.0

test/fixedbugs/issue73180.go

@@ -0,0 +1,15 @@
+// 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 p
+
+func F(a, b map[float32]int) int {
+	var st *struct {
+		n int
+		f float32
+	}
+	return a[0] + b[st.f]
+}