- Run spec-clener
- Build llvm based parts only on x86_64

- Update to version 20180324:
* Sparse v0.5.2

- Update to version 20180303:
* bump up version to 0.5.2-RC1
* By default disable the warning flag '-Wunknown-attribute'
* Update gcc attribute list
* sparse: ignore indirect_branch attribute
* add __builtin functions for isinf_sign, isfinite and isnan
* fix cgcc ELF version for ppc64/pcc64le
* Sparse preprocessing bug with zero-arg variadic macros
* gcc attr: add nonstring warn_if_not_aligned
* Sparse v0.5.1
* test-inspect: Detect gtk3 then gtk2 package
* Makefile: pass -Wno-vla to sparse while checking pre-process.c
* lib: workaround the 'redeclared with different type' errors
* Adding _Pragma()
* Adding gcc attribute no_gccisr
* cgcc: teach cgcc about arm
* cgcc: teach cgcc about ppc64[le]
* cgcc: teach cgcc about arm64
* add support for -fmemcpy-max-count
* add support for -Wmemcpy-max-count
* cgcc: filter-out '-fdump-linearize[=...]'
* teach sparse how to handle '-fmem-report'
* sparse: add support for _Static_assert
* constexpr: flag __builtin_bswap() as constexpr