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-rw-r--r--libgo/go/cmd/gofmt/doc.go7
1 files changed, 7 insertions, 0 deletions
diff --git a/libgo/go/cmd/gofmt/doc.go b/libgo/go/cmd/gofmt/doc.go
index 3fc0439548f..9d0cd328623 100644
--- a/libgo/go/cmd/gofmt/doc.go
+++ b/libgo/go/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