[dev.power64] code review 152570049: all: merge default into dev.power64

test/fixedbugs/issue6703a.go

+// errorcheck
+
+// Copyright 2014 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.
+
+// Check for cycles in a function value.
+
+package funcvalue
+
+func fx() int {
+        _ = x
+        return 0
+}
+
+var x = fx // ERROR "initialization loop|depends upon itself"