tree 0cfa95a83a3a73e8eddbb6d3868a6a8ebe1005a1
parent 0e312f212c11b9f35fdd85bcbb6ec082bc341c17
author Agniva De Sarker <agnivade@yahoo.co.in> 1573453976 +0530
committer Agniva De Sarker <agniva.quicksilver@gmail.com> 1573502874 +0000

flag: clarify that a flag cannot be re-defined

Fixes #31694

Change-Id: Ifb2ad2dc41c449668c0f6a4d4cfb9b583e5591f2
Reviewed-on: https://go-review.googlesource.com/c/go/+/206126
Reviewed-by: Rob Pike <r@golang.org>