[cfe-dev] Parsing VC++ headers with tool/libtooling

Manuel Klimek via cfe-dev cfe-dev at lists.llvm.org
Tue Oct 27 00:25:31 PDT 2015


That seems to indicate this function doesn't work for clang-cl yet. Luke,
ideas?

On Mon, Oct 26, 2015 at 7:45 PM Daniel Dilts <diltsman at gmail.com> wrote:

> When I changed to second parameter to "clang-cl.exe" I get an output
> argument list of {"clang-cl", "--driver-mode=cl", "main.cpp"}.
>
> When I add that additional driver to the invocation of my tool I still get
> the same set of errors.
>
> Tool usage:
> MyTool.exe main.cpp -- --driver-mode=cl
>
>
> On Fri, Oct 23, 2015 at 2:22 AM, Manuel Klimek <klimek at google.com> wrote:
>
>> The second parameter is the name of the executable the compiler was
>> "invoked as". This should be "clang-cl.exe" probably.
>>
>> On Thu, Oct 22, 2015 at 11:13 PM Daniel Dilts <diltsman at gmail.com> wrote:
>>
>>> I wrote a quick program to play with addTargetAndModeForProgramName, and
>>> it appears to not work:
>>>
>>> #include <clang/Tooling/Tooling.h>
>>>
>>> int main()
>>> {
>>>    std::vector<std::string> args{ "clang-cl", "main.cpp" };
>>>    clang::tooling::addTargetAndModeForProgramName(args,
>>> "i686-pc-windows-msvc18.0.0");
>>>    return 0;
>>> }
>>>
>>> Any suggestions on what I am doing wrong?  The args variable does not
>>> get updated by the function call.
>>>
>>>
>>> On Thu, Oct 22, 2015 at 5:09 AM, Manuel Klimek <klimek at google.com>
>>> wrote:
>>>
>>>> Note that to make writing compiler specific tools simpler, tooling has
>>>> grown a function  addTargetAndModeForProgramName (where you can hopefully
>>>> pass clang-cl for it to figure out a windows triple - if this doesn't work,
>>>> let me know and we'll figure out how to fix that)
>>>>
>>>> On Thu, Oct 22, 2015 at 8:00 AM Reid Kleckner <rnk at google.com> wrote:
>>>>
>>>>> This seems more like failure to prefer Clang's immintrin.h over
>>>>> MSVC's. Getting that to work in right Clang tools is annoying.
>>>>>
>>>>> Sent from phone
>>>>> On Oct 21, 2015 7:27 PM, "Nico Weber via cfe-dev" <
>>>>> cfe-dev at lists.llvm.org> wrote:
>>>>>
>>>>>> You probably need to pass some combination of -fms-compatibility
>>>>>> -fms-extensions -fdelayed-template-parsing and a MS abi triple to -target
>>>>>> to be able to parse SDK headers. You can try running `clang-cl -c
>>>>>> some_file.cc -###` to see which cc1 parameters clang-cl passes by default.
>>>>>>
>>>>>> Actually, looking at lib/Driver/Tools.cpp, it looks like the driver
>>>>>> will use good defaults as long as the triple thinks
>>>>>> that isWindowsMSVCEnvironment() is true. Try adding something like "-target
>>>>>> x86_64-pc-windows-msvc18.0.0" to your flag, that's probably enough.
>>>>>> Alternatively, you could also try passing "--driver-mode=cl " as first
>>>>>> parameter, then the tool will behave like clang-cl in general (but it'll
>>>>>> expect clang-cl flags, see bin/clang-cl /? for a list. -I and -D should
>>>>>> work).
>>>>>>
>>>>>> Nico
>>>>>>
>>>>>>
>>>>>>
>>>>>> On Wed, Oct 21, 2015 at 6:11 PM, Daniel Dilts via cfe-dev <
>>>>>> cfe-dev at lists.llvm.org> wrote:
>>>>>>
>>>>>>> I have a custom tool that uses libTooling.  I am running the tool on
>>>>>>> Windows.  When I attempt to run the tool over my code I get many errors of
>>>>>>> the following form:
>>>>>>>
>>>>>>> 2>  In file included from C:\Program Files (x86)\Microsoft Visual
>>>>>>> Studio 14.0\VC\include\vector:6:
>>>>>>> 2>  In file included from C:\Program Files (x86)\Microsoft Visual
>>>>>>> Studio 14.0\VC\include\xmemory:6:
>>>>>>> 2>  In file included from C:\Program Files (x86)\Microsoft Visual
>>>>>>> Studio 14.0\VC\include\xmemory0:1015:
>>>>>>> 2>  In file included from C:\Program Files (x86)\Microsoft Visual
>>>>>>> Studio 14.0\VC\include\intrin.h:24:
>>>>>>> 2>  C:\Program Files (x86)\Microsoft Visual Studio
>>>>>>> 14.0\VC\include\immintrin.h:764:28: error: invalid token in macro parameter
>>>>>>> list
>>>>>>> 2>  #define _mm256_loadu2_m128(/* float const* */ hiaddr, \
>>>>>>> 2>                             ^
>>>>>>> 2>  C:\Program Files (x86)\Microsoft Visual Studio
>>>>>>> 14.0\VC\include\immintrin.h:768:29: error: invalid token in macro parameter
>>>>>>> list
>>>>>>> 2>  #define _mm256_loadu2_m128d(/* double const* */ hiaddr, \
>>>>>>> 2>                              ^
>>>>>>> 2>  C:\Program Files (x86)\Microsoft Visual Studio
>>>>>>> 14.0\VC\include\immintrin.h:772:29: error: invalid token in macro parameter
>>>>>>> list
>>>>>>> 2>  #define _mm256_loadu2_m128i(/* __m128i const* */ hiaddr, \
>>>>>>> 2>                              ^
>>>>>>> 2>  C:\Program Files (x86)\Microsoft Visual Studio
>>>>>>> 14.0\VC\include\immintrin.h:782:29: error: invalid token in macro parameter
>>>>>>> list
>>>>>>> 2>  #define _mm256_storeu2_m128(/* float* */ hiaddr, /* float* */
>>>>>>> loaddr, \
>>>>>>> 2>                              ^
>>>>>>> 2>  C:\Program Files (x86)\Microsoft Visual Studio
>>>>>>> 14.0\VC\include\immintrin.h:790:30: error: invalid token in macro parameter
>>>>>>> list
>>>>>>> 2>  #define _mm256_storeu2_m128d(/* double* */ hiaddr, /* double* */
>>>>>>> loaddr, \
>>>>>>> 2>                               ^
>>>>>>> 2>  C:\Program Files (x86)\Microsoft Visual Studio
>>>>>>> 14.0\VC\include\immintrin.h:798:30: error: invalid token in macro parameter
>>>>>>> list
>>>>>>> 2>  #define _mm256_storeu2_m128i(/* __m128i* */ hiaddr, /* __m128i*
>>>>>>> */ loaddr, \
>>>>>>> 2>                               ^
>>>>>>> 2>  C:\Program Files (x86)\Microsoft Visual Studio
>>>>>>> 14.0\VC\include\immintrin.h:1117:25: error: invalid token in macro
>>>>>>> parameter list
>>>>>>> 2>  #define _mm256_set_m128(/* __m128 */ hi, /* __m128 */ lo) \
>>>>>>> 2>                          ^
>>>>>>> 2>  C:\Program Files (x86)\Microsoft Visual Studio
>>>>>>> 14.0\VC\include\immintrin.h:1120:26: error: invalid token in macro
>>>>>>> parameter list
>>>>>>> 2>  #define _mm256_set_m128d(/* __m128d */ hi, /* __m128d */ lo) \
>>>>>>> 2>                           ^
>>>>>>> 2>  C:\Program Files (x86)\Microsoft Visual Studio
>>>>>>> 14.0\VC\include\immintrin.h:1123:26: error: invalid token in macro
>>>>>>> parameter list
>>>>>>> 2>  #define _mm256_set_m128i(/* __m128i */ hi, /* __m128i */ lo) \
>>>>>>> 2>                           ^
>>>>>>> 2>  9 errors generated.
>>>>>>>
>>>>>>> Is there some way to get my tool to handle this gracefully?  My
>>>>>>> command-line for my tool looks like:
>>>>>>> MyTool.exe -- -IC:/Path/To/Includes -DSOME_MACRO
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> cfe-dev mailing list
>>>>>>> cfe-dev at lists.llvm.org
>>>>>>> http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-dev
>>>>>>>
>>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> cfe-dev mailing list
>>>>>> cfe-dev at lists.llvm.org
>>>>>> http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-dev
>>>>>>
>>>>>>
>>>
>
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