[dev.power64] code review 160200044: build: merge default into dev.power64

test/fixedbugs/issue8336.go

+// run
+
+// 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.
+
+// Issue 8336. Order of evaluation of receive channels in select.
+
+package main
+
+type X struct {
+        c chan int
+}
+
+func main() {
+        defer func() {
+                recover()
+        }()
+        var x *X
+        select {
+        case <-x.c: // should fault and panic before foo is called
+        case <-foo():
+        }
+}
+
+func foo() chan int {
+        println("BUG: foo must not be called")
+        return make(chan int)
+}