libgo: update to go1.7rc3

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

From-SVN: r238662

1 files changed, 14 insertions, 2 deletions

diff --git a/libgo/go/runtime/testdata/testprog/signal.go b/libgo/go/runtime/testdata/testprog/signal.go
index ac2d3e8..2ccbada 100644
--- a/libgo/go/runtime/testdata/testprog/signal.go
+++ b/libgo/go/runtime/testdata/testprog/signal.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// 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.
 
@@ -6,7 +6,10 @@
 
 package main
 
-import "syscall"
+import (
+	"syscall"
+	"time"
+)
 
 func init() {
 	register("SignalExitStatus", SignalExitStatus)
@@ -14,4 +17,13 @@ func init() {
 
 func SignalExitStatus() {
 	syscall.Kill(syscall.Getpid(), syscall.SIGTERM)
+
+	// Should die immediately, but we've seen flakiness on various
+	// systems (see issue 14063). It's possible that the signal is
+	// being delivered to a different thread and we are returning
+	// and exiting before that thread runs again. Give the program
+	// a little while to die to make sure we pick up the signal
+	// before we return and exit the program. The time here
+	// shouldn't matter--we'll never really sleep this long.
+	time.Sleep(time.Second)
 }