libgo: Update to go1.6rc1.

    
    Reviewed-on: https://go-review.googlesource.com/19200

From-SVN: r233110

1 files changed, 20 insertions, 0 deletions

diff --git a/libgo/go/runtime/testdata/testprog/stringconcat.go b/libgo/go/runtime/testdata/testprog/stringconcat.go
new file mode 100644
index 00000000000..9dddf1969f4
--- /dev/null
+++ b/libgo/go/runtime/testdata/testprog/stringconcat.go
@@ -0,0 +1,20 @@
+// Copyright 2015 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
+
+import "strings"
+
+func init() {
+	register("stringconcat", stringconcat)
+}
+
+func stringconcat() {
+	s0 := strings.Repeat("0", 1<<10)
+	s1 := strings.Repeat("1", 1<<10)
+	s2 := strings.Repeat("2", 1<<10)
+	s3 := strings.Repeat("3", 1<<10)
+	s := s0 + s1 + s2 + s3
+	panic(s)
+}