From: mattyw <gh@mattyw.net>
Date: Sat, 7 Feb 2015 02:28:20 +0000 (+0800)
Subject: gofmt/doc: gofmt -s output may not be backward compatible
X-Git-Tag: go1.5beta1~2088
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=906aefb038b6baddc38f165bdfb6ecf624db398d;p=gostls13.git

gofmt/doc: gofmt -s output may not be backward compatible

Change-Id: If697ab554e6cb5545d99c6b103ed8bc54f69ed48
Reviewed-on: https://go-review.googlesource.com/4161
Reviewed-by: Andrew Gerrand <adg@golang.org>
---

diff --git a/src/cmd/gofmt/doc.go b/src/cmd/gofmt/doc.go
index 3fc0439548..9d0cd32862 100644
--- a/src/cmd/gofmt/doc.go
+++ b/src/cmd/gofmt/doc.go
@@ -87,6 +87,13 @@ When invoked with -s gofmt will make the following source transformations where
 		for x, _ = range v {...}
 	will be simplified to:
 		for x = range v {...}
+
+	A range of the form:
+		for _ = range v {...}
+	will be simplified to:
+		for range v {...}
+
+This may result in changes that are incompatible with earlier versions of Go.
 */
 package main