Bug#881845: rustc: FTBFS on mips*: test failures

On Fri, 17 Nov 2017 12:25:35 +0000 James Cowgill <[email protected]> wrote:
> Hi,
> 
> On 15/11/17 17:30, Emilio Pozuelo Monfort wrote:
> > Source: rustc
> > Version: 1.21.0+dfsg1-3
> > Severity: important
> > 
> > Hi,
> > 
> > Sometime ago I asked about rustc bootstrap status on mips*:
> > 
> > 17:08 < infinity0> mips* fail many tests last time i tried, ~3 months ago, i didn't want to ship it, i haven't had time to check since
> > 
> >>From https://buildd.debian.org/status/fetch.php?pkg=rustc&arch=mips&ver=1.14.0%2Bdfsg1-3&stamp=1484077706&raw=0
> > 
> > test net::tcp::tests::timeouts ... FAILED
> > test net::udp::tests::timeouts ... FAILED
> > test sys::imp::ext::net::test::timeouts ... FAILED
> > 
> > Looks like timeouts are broken on rust/mips?
> > 
> > mips64el has different errors:
> > 
> > test f32::f32::tanh_0 ... FAILED
> > test f64::f64::tanh_0 ... FAILED
> > test io::error::Error::from_raw_os_error_0 ... FAILED
> > 
> > Maybe the mips porters can take a look? (debian-mips@ on Cc). Note those
> > errors are for 1.14.0, you'll want to try with a newer version first and
> > see what's the current status.
> 
> I just tried building the latest rustc on mips64el. As I expected, I hit
> this LLVM bug again where any code using atomics will hang:
> 
> https://bugs.llvm.org/show_bug.cgi?id=32020
> 
> I'll see if I can get Simon to have a look at it again.

Any luck there? (I don't see a ping on the bug report).

librsvg is now using rustc. We're stuck with an old version for now, but when we
upgrade to the rust version, I wouldn't want to have to remove it, along with
all the rdeps, from a bunch of architectures... Hence my insistence :)

Cheers,
Emilio