Initial commit: Go 1.23 release state

test/fixedbugs/issue45804.go

@@ -0,0 +1,19 @@
+// errorcheck
+
+// Copyright 2021 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 g() int
+func h(int)
+
+var b bool
+
+func f() {
+	did := g()
+	if !did && b { // ERROR "invalid operation"
+		h(x) // ERROR "undefined"
+	}
+}