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bug#41596: [staging] 'librsvg-next' build failure
From: |
Jakub Kądziołka |
Subject: |
bug#41596: [staging] 'librsvg-next' build failure |
Date: |
Fri, 29 May 2020 15:37:36 +0200 |
On Fri, May 29, 2020 at 03:17:51PM +0200, Marius Bakke wrote:
> On the 'staging' branch, "librsvg-next" (a dependency of GNOME) fails to
> compile the 'xml-rs' Rust crate:
>
> --8<---------------cut here---------------start------------->8---
> Compiling xml-rs v0.8.1
> error[E0658]: `cfg(doctest)` is experimental and subject to change
> -->
> /tmp/guix-build-librsvg-2.46.4.drv-0/librsvg-2.46.4/vendor/rust-xml-rs-0.8.1.tar.gz/src/lib.rs:9:7
> |
> 9 | #[cfg(doctest)]
> | ^^^^^^^
> |
> = note: for more information, see
> https://github.com/rust-lang/rust/issues/62210
That's a feature that was stabilized in Rust 1.40. I have a WIP patch
that updates Rust upto 1.43.1, but it's blocked on a LLVM 9 patch backport I
haven't had time to prepare yet. I won't have the time to look into it
properly right now, but here are the relevant links:
https://github.com/rust-lang/llvm-project/commit/7d5e7c023053660ffe494d72ce471e48ecc7f49b
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=959877
https://github.com/rust-lang/llvm-project/pull/43
Regards,
Jakub Kądziołka
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