Initial commit: Go 1.23 release state

test/fixedbugs/issue20145.go

@@ -0,0 +1,14 @@
+// compile
+
+// Copyright 2017 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.
+
+// Issue 20145: some func types weren't dowidth-ed by the front end,
+// leading to races in the backend.
+
+package p
+
+func f() {
+	_ = (func())(nil)
+}