[cfe-dev] State of Clang in MSYS2

[Mateusz Mikuła via cfe-dev]

Thank you Anton.

I was waiting for Reid response about D29952 so it's fine.


W dniu 06.03.2017 o 10:51, Anton Korobeynikov pisze:
> I committed the two obvious ones. D29952 contains some discussion, so
> I left it as-is.
>
> On Sun, Mar 5, 2017 at 10:25 PM, Mateusz Mikuła <mati865 at gmail.com> wrote:
>> I don't have rights to commit, should I ask someone to do it with:
>> https://reviews.llvm.org/D29464, https://reviews.llvm.org/D29772,
>> https://reviews.llvm.org/D29952?
>>
>> Also while browsing bugzilla I came into
>> https://bugs.llvm.org//show_bug.cgi?id=30685.
>> I have developed workaround for MinGW
>> https://github.com/mati865/MINGW-packages/blob/clang-svn/mingw-w64-clang-svn/0107-enable-__float128-for-X86-MinGW.patch
>> It tricks libstc++ to think Clang supports _float128 but __FLOAT128__ isn't
>> defined so you can compile code with <type_traits> included but not with
>> _float128 actually being used. I think it's better that way since using
>> _float128 with mingw will seg fault Clang.
>>
>>
>> W dniu 01.02.2017 o 23:25, Reid Kleckner pisze:
>>
>> I would volunteer to try to get these patches in, but I don't have the
>> bandwidth for it. I was hoping someone else would speak up, but I guess not.
>> =/
>>
>> On Sat, Jan 21, 2017 at 5:50 AM, Mateusz via cfe-dev
>> <cfe-dev at lists.llvm.org> wrote:
>>> Hello,
>>>
>>> I'm involved with maintenance of Clang and related LLVM packages for
>>> MSYS2.
>>> It was based on Martell's patches (with his permission for MSYS2) from his
>>> git repository and MSYS2 own fixes so number of patches might be
>>> overwhelming:
>>> https://github.com/Alexpux/MINGW-packages/tree/master/mingw-w64-clang
>>> Maybe some of these patches could make it's way to the upstream.
>>>
>>> Tools state at version 3.9.1 :
>>> Clang:        mostly works (there are issues found)
>>> LLMV:        mostly works (not tested well enough)
>>> LLD:           creates broken executable
>>> LLDB:         runs but not further tested since lldb-server is not
>>> build-able for mingw-w64
>>> libc++:        need further testing
>>> libc++abi:    need further testing
>>> compiler-rt:  need further testing
>>>
>>> Open clang issues (at MSYS2):
>>> https://github.com/Alexpux/MINGW-packages/issues/1677
>>> https://github.com/Alexpux/MINGW-packages/issues/1678 (not that much Clang
>>> issue but rather mingw-64 with GCC)
>>> https://github.com/Alexpux/MINGW-packages/issues/1834
>>>
>>> Any help will be welcome.
>>>
>>>
>>> make check seems to hang during LLVM tests but here is make check-clang:
>>> Failing Tests (18):
>>>     Clang :: Driver/mingw.cpp
>>>     Clang :: Modules/dependency-dump.m
>>>     Clang :: Modules/dependency-gen.modulemap
>>>     Clang :: PCH/chain-categories.m
>>>     Clang :: PCH/chain-categories2.m
>>>     Clang :: PCH/chain-class-extension.m
>>>     Clang :: PCH/chain-conversion-lookup.cpp
>>>     Clang :: PCH/chain-cxx.cpp
>>>     Clang :: PCH/chain-default-argument-instantiation.cpp
>>>     Clang :: PCH/chain-empty-initial-namespace.cpp
>>>     Clang :: PCH/chain-friend-instantiation.cpp
>>>     Clang :: PCH/chain-implicit-definition.cpp
>>>     Clang :: PCH/chain-late-anonymous-namespace.cpp
>>>     Clang :: PCH/chain-openmp-threadprivate.cpp
>>>     Clang :: PCH/chain-pending-instantiations.cpp
>>>     Clang :: PCH/chain-staticvar-instantiation.cpp
>>>     Clang :: PCH/cxx-chain-function-template.cpp
>>>     Clang :: PCH/replaced-decl.m
>>>
>>>   Expected Passes    : 9349
>>>   Expected Failures  : 16
>>>   Unsupported Tests  : 227
>>>   Unexpected Failures: 18
>>>
>>> Full output is available here:
>>> https://gist.github.com/mati865/b4a2c96f82b22ac41eca32714092db1d
>>>
>>> Is there any interest from You in providing at lest minimal support to it?
>>>
>>> Cheers,
>>> Mateusz Mikuła
>>>
>>>
>>> _______________________________________________
>>> cfe-dev mailing list
>>> cfe-dev at lists.llvm.org
>>> http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-dev
>>>
>>
>
>


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