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Re: [PATCH] PR bootstrap/65176: config.guess failed to guess machine wit
From: |
Jakub Jelinek |
Subject: |
Re: [PATCH] PR bootstrap/65176: config.guess failed to guess machine with 64-bit kernel and 32-bit user space |
Date: |
Mon, 23 Feb 2015 18:40:25 +0100 |
User-agent: |
Mutt/1.5.23 (2014-03-12) |
On Mon, Feb 23, 2015 at 09:17:43AM -0800, H.J. Lu wrote:
> 32-bit and x32 user-space environments may be running under Linux/x86-64
> kernel. Using "uname -m" isn't sufficient to properly detect the
> canonical system name for 32-bit and x32 user-space environments. This
> patch checks if compiler is configured for 64-bit, 32-bit or x32 objects
> under Linux/x86-64 kernel.
>
> Tested with 64-bit, 32-bit and x32 user-space environments under
> Linux/x86-64 kernel. I am not sure if this will ever be accepted in
> upstream since the config.guess maintainer doesn't want to add a new
> use of set_cc_for_build to config.guess. set_cc_for_build is used for
> Linux:
Ugh, isn't this what setarch is meant for?
Jakub