Initial commit: Go 1.23 release state

test/fixedbugs/issue54220.go

@@ -0,0 +1,26 @@
+// run
+
+// Copyright 2022 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
+
+import (
+	"strconv"
+	"sync/atomic"
+	"unsafe"
+)
+
+type t struct {
+	i1 atomic.Int32
+	i2 atomic.Int64
+}
+
+var v t
+
+func main() {
+	if o := unsafe.Offsetof(v.i2); o != 8 {
+		panic("unexpected offset, want: 8, got: " + strconv.Itoa(int(o)))
+	}
+}