Re: [PATCH] contrib/persistent-https: update ldflags syntax for Go 1.7+

Jeff King [off-list ref] writes:

quoted

This `name=value` syntax for the -X flag was introduced in Go v1.5
(released Aug 19, 2015):

- release notes: https://golang.org/doc/go1.5#link
- commit: https://github.com/golang/go/commit/12795c02f3d6fc54ece09a86e70aaa40a94d5131

In Go v1.7, support for the old syntax was removed:

- release notes: https://tip.golang.org/doc/go1.7#compiler
- commit: https://github.com/golang/go/commit/51b624e6a29b135ce0fadb22b678acf4998ff16f

This patch includes the `=` to fix builds with Go v1.7+.

With the disclaimer that I have very little experience with Go, this
seems like a good, well-explained change. My only question would be
whether people still use pre-v1.5 versions of Go, since it sounds like
this would adversely affect them if they do. (If it does, it seems the

Yeah, you get something like this:

    $ ./git-remote-persistent-https --print_label
    2016/07/18 13:34:33 unlabeled build; build with "make" to label

which is probably not the end of the world.  The label does not even
identify the version of the source in any way, so I am not sure how
people are depending on that feature anyway ;-)