Is ther document that describes how the "braching/fixing" on releases is done

[Dennis Luehring]

Am 16.02.2020 um 18:42 schrieb David Edelsohn:
> If you are trying to forward-port your own, proprietary features into
> a newer release of GCC for your own, internal use, that's your
> responsibility.

that is my case, i ask for a meaningfull way of doing that


i could upgrade the 6.3 branch to 6.4, 6.5 and then try to merge back
into a branch based on releases/gcc-7.1.0

or try to directly merge the 6.3 with a releases/gcc-7.1 tag based
branch, what would be easier?