go source for verification 2026-05-22

test/fixedbugs/bug204.go

@@ -0,0 +1,24 @@
+// run
+
+// Copyright 2009 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
+
+func main() {
+	nchar := 0
+	a := []rune{'日', '本', '語', 0xFFFD}
+	for _, char := range "日本語\xc0" {
+		if nchar >= len(a) {
+			println("BUG")
+			break
+		}
+		if char != a[nchar] {
+			println("expected", a[nchar], "got", char)
+			println("BUG")
+			break
+		}
+		nchar++
+	}
+}