From 8159b6901f0f18f213897f27d5bd4806c3e18ee2 Mon Sep 17 00:00:00 2001
From: Brad Fitzpatrick <bradfitz@golang.org>
Date: Wed, 28 Aug 2013 11:16:55 -0700
Subject: [PATCH] time: add more docs on Sleep

Merge the comment from runtime/time.goc ("at least")
and also note that negative is okay and won't crash.
I see people going out of their way to avoid passing
a negative value to Sleep.

R=golang-dev, adg, r, alex.brainman
CC=golang-dev
https://golang.org/cl/13271045
---
 src/pkg/time/sleep.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/pkg/time/sleep.go b/src/pkg/time/sleep.go
index 591fa27b09..4f55bebe62 100644
--- a/src/pkg/time/sleep.go
+++ b/src/pkg/time/sleep.go
@@ -4,7 +4,8 @@
 
 package time
 
-// Sleep pauses the current goroutine for the duration d.
+// Sleep pauses the current goroutine for at least the duration d.
+// A negative or zero duration causes Sleep to return immediately.
 func Sleep(d Duration)
 
 func nano() int64 {