Bug#873069: haskell-language-c needs fix for gcc 7 on i386

[Adrian Bunk]

Source: haskell-language-c
Version: 0.5.0-3
Severity: serious
Tags: buster sid
Control: affects -1 c2hs

Several packages FTBFS on i386 with the following error:

https://tests.reproducible-builds.org/debian/rb-pkg/unstable/i386/haskell-dpkg.html

...
Preprocessing library dpkg-0.0.3...
c2hs: C header contains errors:
/usr/lib/gcc/i686-linux-gnu/7/include/stddef.h:435: (column 3) [ERROR]  >>> Syntax error !
  The symbol `__float128' does not fit here.
/usr/share/cdbs/1/class/hlibrary.mk:147: recipe for target 'build-ghc-stamp' failed
make: *** [build-ghc-stamp] Error 1


Upstream fix:
https://github.com/visq/language-c/commit/2021974d7eb48d71a66b1d235287ab83ef1ee2a5