[cfe-dev] VS2015 Update 3 type_traits Header Issues

[Reid Kleckner via cfe-dev]

I didn't think -resource-dir was a driver option, it's a -cc1 option. I'm
not sure how to set it in the context of a clang tool, but there should be
a way to get it through. Worst case you can use -Xclang.

Sent from phone
On Jul 12, 2016 5:48 PM, "Daniel Dilts via cfe-dev" <cfe-dev at lists.llvm.org>
wrote:

> I am uncertain on how to proceed with this.  immintrin.h (as provided by
> clang) is in the directory specified by -resource-dir.  In order for clang
> (and tools based on it) to handle the Windows header files, it must use
> these files or you get lots of errors parsing Microsoft's standard library
> implementation.
>
> Since the -resource-dir flag doesn't appear to be valid anymore (but is
> still generated by clang), what is the method to cause clang to use the
> files in this directory?
>
> On Thu, Jun 30, 2016 at 11:05 AM, Daniel Dilts <diltsman at gmail.com> wrote:
>
>> My command line roughly looks like this:
>> MyTool.exe D:\Source1.cpp D:\Source2.cpp -- --driver-mode=cl
>> -Wno-c99-extensions -Wno-microsoft-enum-value -Wno-undefined-internal
>> -fms-compatibility-version=19 -EHsc
>>
>> My code to parse the command line arguments is this:
>> CommonOptionsParser optionsParser(argc, const_cast<const char**>(argv),
>> gMyToolCategory);
>>
>> The only places where the code mentions -resource-dir are in Clang or
>> LLVM code.
>>
>> On Thu, Jun 30, 2016 at 8:42 AM, Hans Wennborg <hans at chromium.org> wrote:
>>
>>> On Wed, Jun 29, 2016 at 5:46 PM, Daniel Dilts <diltsman at gmail.com>
>>> wrote:
>>> > I am now building my tool against trunk.  I am seeing the following
>>> errors,
>>> > which I had a long time ago and I seem to remember that the tool had
>>> to know
>>> > about where the Clang build copied certain files.  Is there some other
>>> > project that needs to be built to make this work?  I have already set
>>> > clang-headers as a dependency.
>>> >
>>> > CUSTOMBUILD : warning : unknown argument ignored in clang-cl:
>>> > '-resource-dir=D:\Some\Directory\lib\clang\3.9.0'
>>>
>>> This looks like the problem. I don't know where this flag is coming
>>> from, but does it work better if you remove the '='?
>>>
>>
>>
>
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