If I have done everything right with usage of git bisect, the below commit
increased build time by factor 7 for MSYS2.
Since this is a rather huge commit, I think I can't be helpful figuring out the
actual reason.
And I'm not sure if this is perhaps even considered acceptable.
Regards, Johannes
$ git bisect bad
7e5b0f81e93c7e879ce8434d57e8bf4e2319c1c0 is the first bad commit
commit 7e5b0f81e93c7e879ce8434d57e8bf4e2319c1c0
Author: Xiang Xiao <xiaoxi...@xiaomi.com>
Date: Tue May 19 17:43:29 2020 +0800
build: Replace -I with INCDIR
> -----Original Message-----
> From: Schock, Johannes - NIVUS GmbH
> [mailto:johannes.sch...@nivus.com]
> Sent: Wednesday, May 27, 2020 10:45 AM
> To: dev@nuttx.apache.org
> Subject: MSYS2 build slow
>
> Just as an intermediate result:
> MSYS2
>
> make distclean
> tools/configure.sh stm32f4discovery/nsh
> time make
>
> current master
> real 35m54,957s
> user 2m29,879s
> sys 6m31,525s
>
> releases/9.0
> real 4m39,324s
> user 0m28,553s
> sys 1m23,113s
>
> The build is much slower than it used to be.
> Does someone have an idea which commit could have caused this?
> I will start a bisect later today. (Never did before, let's see.)
>
> Johannes
