[Nix-dev] Unable to install clang/llvm 3.9

[Wink Saville]

Thanks, I'll take a look it tomorrow.

On Wed, Sep 14, 2016, 12:34 AM Layus <layus.on at gmail.com> wrote:

> Hi Wink,
>
> Apparently llvm 3.9 was merged, but the usual aliases (llvm_39,
> clang_39) were not added.
> See the initial commit, with the line where aliases are defined at [1]
>
> As a workaround, you should be able to install
> nixos-small.llvmPackages_39.{llvm,clang}.
>
> If you feel in the mood, why not submit a pull-request that adds aliases
> for llvm_39 and clang_39 ?
> It's just two lines in pkgs/top-level/all-packages.nix.
>
> [1]
>
> https://github.com/NixOS/nixpkgs/commit/15af9082ebeb2aece84e426daf7185715cfbb203/pkgs/top-level/all-packages.nix#diff-036410e9211b4336186fc613f7200b12R4894
>
> On 14/09/16 07:23, Wink Saville wrote:
> > As far as I can tell llvm 3.9 is in nixos-unstable-small
> > (https://goo.gl/3jkeuz) yet I'm not seeing llvm when I do a query:
> >
> > [wink at vps1:~]$ sudo nix-channel --list
> >
> > [wink at vps1:~]$ nix-channel --list
> > nixos-small https://nixos.org/channels/nixos-unstable-small
> >
> > [wink at vps1:~]$ nix-channel --update
> > downloading Nix expressions from
> > ‘
> https://nixos.org/releases/nixos/unstable-small/nixos-17.03pre91378.1781e95//nixexprs.tar.xz
> ’...
> > downloading ‘
> https://nixos.org/releases/nixos/unstable-small/nixos-17.03pre91378.1781e95//nixexprs.tar.xz
> ’...
> > [1984/7708 KiB, 1860.2 KiB/s]
> > unpacking channels...
> >
> > [wink at vps1:~]$ nix-env -u
> >
> > [wink at vps1:~]$ nix-env -qaP llvm
> > nixos-small.llvm_34  llvm-3.4.2
> > nixos-small.llvm_35  llvm-3.5.2
> > nixos-small.llvm_36  llvm-3.6.2
> > nixos-small.llvm     llvm-3.7.1
> > nixos-small.llvm_38  llvm-3.8.0
> >
> > So what have I done wrong or am I incorrect that llvm-3.9.0 is in
> > nixos-unstable-small?
> >
> >
> > On Mon, Sep 12, 2016 at 2:27 PM, Layus <layus.on at gmail.com> wrote:
> >> 3.9 was added to master two days ago[1]. You have to wait for it to
> reach
> >> the unstable channel and update, of install it from a checkout of
> nixpkgs.
> >>
> >> [1]
> >>
> https://github.com/NixOS/nixpkgs/tree/master/pkgs/development/compilers/llvm
> >>
> >>
> >> On 12/09/16 19:48, Wink Saville wrote:
> >>> Thanks for the info, that helps, oh and I'm running NixOS which I
> >>> installed using
> >>> 16.03 on to a virtual private server and my configuration.nix file is
> >>> here (https://goo.gl/cXjV8E) and here is my uname info:
> >>>
> >>> [wink at vps1:~]$ uname -a
> >>> Linux vps1 4.4.20 #1-NixOS SMP Wed Sep 7 06:32:59 UTC 2016 x86_64
> >>> GNU/Linux
> >>>
> >>>
> >>> It seems I don't have 3.9.0 available, how do I get it?
> >>>
> >>> [wink at vps1:~]$ nix-env -qaP llvm
> >>> warning: name collision in input Nix expressions, skipping
> >>> ‘/home/wink/.nix-defexpr/channels_root/nixos’
> >>> nixos.llvm_34  llvm-3.4.2
> >>> nixos.llvm_35  llvm-3.5.2
> >>> nixos.llvm_36  llvm-3.6.2
> >>> nixos.llvm     llvm-3.7.1
> >>> nixos.llvm_38  llvm-3.8.0
> >>>
> >>> [wink at vps1:~]$ nix-env -qaP clang-wrapper
> >>> warning: name collision in input Nix expressions, skipping
> >>> ‘/home/wink/.nix-defexpr/channels_root/nixos’
> >>> nixos.clangSelf  clang-wrapper-3.4.2
> >>> nixos.clang_34   clang-wrapper-3.4.2
> >>> nixos.clang_35   clang-wrapper-3.5.2
> >>> nixos.clang_36   clang-wrapper-3.6.2
> >>> nixos.clang      clang-wrapper-3.7.1
> >>> nixos.clang_38   clang-wrapper-3.8.0
> >>>
> >>> (Btw, what have I done to cause the 'warning: name collision'?)
> >>>
> >>> On Mon, Sep 12, 2016 at 10:24 AM Layus <layus.on at gmail.com> wrote:
> >>>> Hi,
> >>>>
> >>>> You can install llvm with nix-env -iA nixos.llvm nixos.clang (replace
> >>>> nixos by nixpkgs if you are not using NixOS).
> >>>> If you want a specific version, you can install llvm_XX and clang_XX
> as
> >>>> in nix-env -iA nixos.llvm_34 nixos.clang_34.
> >>>>
> >>>> For your issue, it arises because you want to install “llvm” which
> exists
> >>>> in different versions.
> >>>> Usually we provide a default one, but it seems currently broken in
> your
> >>>> channel.
> >>>> The fix I provide installs the package by its attribute name (-A
> option),
> >>>> whis is, by construction, unique.
> >>>>
> >>>> nix-env is unable to pick the right llvm/clang amongst:
> >>>>
> >>>> $ nix-env -qaP llvm
> >>>> nixos.llvm_34    llvm-3.4.2
> >>>> nixos.llvm_35    llvm-3.5.2
> >>>> nixos.llvm_36    llvm-3.6.2
> >>>> nixos.llvm       llvm-3.7.1
> >>>> nixos.llvm_38    llvm-3.8.0
> >>>> $ nix-env -qaP clang-wrapper
> >>>> nixos.clangSelf    clang-wrapper-3.4.2
> >>>> nixos.clang_34     clang-wrapper-3.4.2
> >>>> nixos.clang_35     clang-wrapper-3.5.2
> >>>> nixos.clang_36     clang-wrapper-3.6.2
> >>>> nixos.clang        clang-wrapper-3.7.1
> >>>> nixos.clang_38     clang-wrapper-3.8.0
> >>>>
> >>>> — Layus.
> >>>>
> >>>> On 12/09/16 18:58, Wink Saville wrote:
> >>>>
> >>>> I'm unable to install clang/llvm 3.9.0:
> >>>>
> >>>> [wink at vps1:~]$ nix-env -qa llvm
> >>>> warning: name collision in input Nix expressions, skipping
> >>>> ‘/home/wink/.nix-defexpr/channels_root/nixos’
> >>>> llvm-3.4.2
> >>>> llvm-3.5.2
> >>>> llvm-3.6.2
> >>>> llvm-3.7.1
> >>>> llvm-3.8.0
> >>>>
> >>>> [wink at vps1:~]$ nix-env -qa clang
> >>>> warning: name collision in input Nix expressions, skipping
> >>>> ‘/home/wink/.nix-defexpr/channels_root/nixos’
> >>>> clang-3.7.1
> >>>>
> >>>>
> >>>>
> >>>> I'm currently on nixos-unstable-small:
> >>>>
> >>>> [wink at vps1:~]$ nix-channel --list
> >>>> nixos https://nixos.org/channels/nixos-unstable-small
> >>>>
> >>>> What am I doing wrong?
> >>>>
> >>>> -- Wink
> >>>> _______________________________________________
> >>>> nix-dev mailing list
> >>>> nix-dev at lists.science.uu.nl
> >>>> http://lists.science.uu.nl/mailman/listinfo/nix-dev
> >>
> >>
>
>
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