[libcxxabi] r296940 - Fix PR25874 - Detect features required for cxa_thread_atexit_test.pass.cpp

[Eric Fiselier via cfe-commits]

LIBCXXABI_HAS_CXA_THREAD_ATEXIT_IMPL should be set by
`check_library_exists` at the bottom of `config-ix.cmake`.

On Fri, Mar 3, 2017 at 7:22 PM, Jonathan Roelofs <jonathan at codesourcery.com>
wrote:

>
>
> On 3/3/17 6:26 PM, Eric Fiselier via cfe-commits wrote:
>
>> Author: ericwf
>> Date: Fri Mar  3 19:26:41 2017
>> New Revision: 296940
>>
>> URL: http://llvm.org/viewvc/llvm-project?rev=296940&view=rev
>> Log:
>> Fix PR25874 - Detect features required for cxa_thread_atexit_test.pass.cp
>> p
>>
>> Modified:
>>     libcxxabi/trunk/test/CMakeLists.txt
>>     libcxxabi/trunk/test/cxa_thread_atexit_test.pass.cpp
>>     libcxxabi/trunk/test/libcxxabi/test/config.py
>>     libcxxabi/trunk/test/lit.site.cfg.in
>>
>> Modified: libcxxabi/trunk/test/CMakeLists.txt
>> URL: http://llvm.org/viewvc/llvm-project/libcxxabi/trunk/test/CMa
>> keLists.txt?rev=296940&r1=296939&r2=296940&view=diff
>> ============================================================
>> ==================
>> --- libcxxabi/trunk/test/CMakeLists.txt (original)
>> +++ libcxxabi/trunk/test/CMakeLists.txt Fri Mar  3 19:26:41 2017
>> @@ -18,6 +18,7 @@ pythonize_bool(LIBCXXABI_ENABLE_THREADS)
>>  pythonize_bool(LIBCXXABI_ENABLE_EXCEPTIONS)
>>  pythonize_bool(LIBCXXABI_USE_LLVM_UNWINDER)
>>  pythonize_bool(LIBCXXABI_BUILD_EXTERNAL_THREAD_LIBRARY)
>> +pythonize_bool(LIBCXXABI_HAS_CXA_THREAD_ATEXIT_IMPL)
>>
>
> AFAIU, this is only allows specifying it at build time and not
> auto-detection of it. Did you intend on setting this via something like a
> CHECK_CXX_SOURCE_COMPILES check?
>
>
> Jon
>
>
> --
> Jon Roelofs
> jonathan at codesourcery.com
> CodeSourcery / Mentor Embedded
>
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