Initial commit: Go 1.23 release state

test/fixedbugs/issue63333.go

@@ -0,0 +1,15 @@
+// errorcheck -goexperiment fieldtrack
+
+// Copyright 2023 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(interface{ m() }) {}
+func g()                 { f(new(T)) } // ERROR "m method is marked 'nointerface'"
+
+type T struct{}
+
+//go:nointerface
+func (*T) m() {}