update rust

Update to last version.
There is no more such code in rustc.


On 8 October 2014 18:31:10 "Ricardo M. Correia" <notifications@github.com> 
wrote:

> > @@ -23,16 +23,3 @@ index 6332485..9500a23 100644
> >   }
> >
> >   pub fn remove(sess: &Session, path: &Path) {
> > -diff --git a/src/librustc_back/archive.rs b/src/librustc_back/archive.rs
> > -index 060dda5..fecf76b 100644
> > ---- a/src/librustc_back/archive.rs
> > -+++ b/src/librustc_back/archive.rs
> > -@@ -53,7 +53,7 @@ fn run_ar(handler: &ErrorHandler, maybe_ar_prog: 
> &Option<String>,
> > -           paths: &[&Path]) -> ProcessOutput {
> > -     let ar = match *maybe_ar_prog {
> > -         Some(ref ar) => ar.as_slice(),
> > --        None => "ar"
> > -+        None => "@arPath@"
>
> Why are you removing this part of the patch?
> Is it not working for you?
>
> ---
> Reply to this email directly or view it on GitHub:
> https://github.com/NixOS/nixpkgs/pull/4401/files#r18585514