[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [PATCH 2/2] gnu: zita-convolver: Drop the '-march=native' optimizati
|
From: |
Ricardo Wurmus |
|
Subject: |
Re: [PATCH 2/2] gnu: zita-convolver: Drop the '-march=native' optimization. |
|
Date: |
Wed, 06 Jan 2016 22:13:55 +0100 |
|
User-agent: |
mu4e 0.9.13; emacs 24.5.1 |
> + (snippet
> + ;; Don't optimize for a specific processor architecture.
> + '(substitute* "libs/Makefile"
> + (("^CXXFLAGS \\+= -march=native") "")))
> + (modules '((guix build utils)))
Is this to avoid that packages are optimised for the CPU of the build
slave? If so, could we instead pass different optimisation flags for
different architectures? For a convolver I’d prefer to have *some*
optimisation, even if it’s just the greatest common divisor.
~~ Ricardo