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Re: Trying to crosscompile for POWER9

From: Jonathan Brielmaier
Subject: Re: Trying to crosscompile for POWER9
Date: Tue, 16 Oct 2018 22:32:52 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.0

On 10/16/18 8:08 PM, Tobias Platen wrote:
> Hello,
> When I try to compile GUIX for POWER9 an old version of GCC is used.
> How do I use the gcc version used for cross compiling.
> ./pre-inst-env guix build --target=powerpc64le-linux hello
> checking if powerpc64le-linux-gcc supports
> binary128 floating point type... no
> checking if the target machine is at least POWER8... yes
> configure: error: ***
> binary128 floating point type (GCC >= 6.2) is required on powerpc64le.
> Tobias "Tomoko" Platen

Note that Marius Bakke started a branch to update guix to gcc7:

This could be maybe a good starting point. The bug number is: bug#32953

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