From cf336b10df509870df7138d14602d2d706385c6d Mon Sep 17 00:00:00 2001
From: Rob Pike <r@golang.org>
Date: Thu, 3 Sep 2009 13:33:16 -0700
Subject: [PATCH] partial rune at end makes string range loop forever

R=rsc
DELTA=20  (20 added, 0 deleted, 0 changed)
OCL=34330
CL=34332
---
 test/bugs/bug204.go | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 test/bugs/bug204.go

diff --git a/test/bugs/bug204.go b/test/bugs/bug204.go
new file mode 100644
index 0000000000..6c3540289f
--- /dev/null
+++ b/test/bugs/bug204.go
@@ -0,0 +1,24 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// 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 := []int { '日', '本', '語', 0xFFFD };
+	for pos, 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++;
+	}
+}
-- 
2.48.1