From 22b955cca564a9a3a5b8c9d9dd1e295b7943c128 Mon Sep 17 00:00:00 2001
From: Ian Lance Taylor <ian@gcc.gnu.org>
Date: Fri, 22 Jul 2016 18:15:38 +0000
Subject: libgo: update to go1.7rc3

    Reviewed-on: https://go-review.googlesource.com/25150

From-SVN: r238662
---
 libgo/go/crypto/sha256/fallback_test.go | 35 +++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 libgo/go/crypto/sha256/fallback_test.go

(limited to 'libgo/go/crypto/sha256/fallback_test.go')

diff --git a/libgo/go/crypto/sha256/fallback_test.go b/libgo/go/crypto/sha256/fallback_test.go
new file mode 100644
index 0000000..5917a48
--- /dev/null
+++ b/libgo/go/crypto/sha256/fallback_test.go
@@ -0,0 +1,35 @@
+// Copyright 2016 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.
+
+// +build s390x
+
+package sha256
+
+import (
+	"fmt"
+	"io"
+	"testing"
+)
+
+// Tests the fallback code path in case the optimized asm
+// implementation cannot be used.
+// See also TestBlockGeneric.
+func TestGenericPath(t *testing.T) {
+	if useAsm == false {
+		t.Skipf("assembly implementation unavailable")
+	}
+	useAsm = false
+	defer func() { useAsm = true }()
+	c := New()
+	in := "ΑΒΓΔΕϜΖΗΘΙΚΛΜΝΞΟΠϺϘΡΣΤΥΦΧΨΩ"
+	gold := "e93d84ec2b22383123be9f713697fb25" +
+		"338c86e2f7d8d1ddc2d89d332dd9d76c"
+	if _, err := io.WriteString(c, in); err != nil {
+		t.Fatalf("could not write to c: %v", err)
+	}
+	out := fmt.Sprintf("%x", c.Sum(nil))
+	if out != gold {
+		t.Fatalf("mismatch: got %s, wanted %s", out, gold)
+	}
+}
-- 
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