[Pkg-rust-maintainers] Bug#793147: rustc FTBFS on mipsel: configure: error: unknown CPU type: mips

[Gustavo Prado Alkmim]

Package: rustc
Version: 1.1.0+dfsg1-1
Severity: serious
Justification: fails to build from source

Dear Maintainer,

Dear Maintainer,

Package is failing to build on buildd. I'm working on a fix and I will attach it as soon as possible. 

Build Log tail:

SHELL=/bin/sh \
    ./configure --host=mipsel-unknown-linux-gnu --target=mipsel-unknown-linux-gnu --disable-manage-submodules --release-channel=stable --prefix=/usr --llvm-root=/usr/lib/llvm-3.6
configure: looking for configure programs
configure: found program cmp
configure: found program mkdir
configure: found program printf
configure: found program cut
configure: found program head
configure: found program grep
configure: found program xargs
configure: found program cp
configure: found program find
configure: found program uname
configure: found program date
configure: found program tr
configure: found program sed
configure: found program file
configure: found program make
configure: inspecting environment
configure: error: unknown CPU type: mips
make[1]: *** [override_dh_auto_configure] Error 1
debian/rules:67: recipe for target 'override_dh_auto_configure' failed
make[1]: Leaving directory '/«BUILDDIR»/rustc-1.1.0+dfsg1'
make: *** [build-arch] Error 2
debian/rules:63: recipe for target 'build-arch' failed
dpkg-buildpackage: error: debian/rules build-arch gave error exit status 2

-- System Information:
Debian Release: 7.8
  APT prefers oldstable-updates
  APT policy: (500, 'oldstable-updates'), (500, 'oldstable')
Architecture: mipsel (mips)

Kernel: Linux 3.0.8-12465-g4c51e3b (SMP w/2 CPU cores; PREEMPT)
Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash