Initial commit: Go 1.23 release state

test/fixedbugs/issue23587.go

@@ -0,0 +1,15 @@
+// errorcheck
+
+// Copyright 2018 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 _(x int) {
+	_ = ~x    // unary ~ permitted but the type-checker will complain
+}
+
+func _(x int) {
+	_ = x ~ x // ERROR "unexpected ~ at end of statement"
+}