[cfe-dev] Running Tool In VS2015

[Daniel Dilts via cfe-dev]

I don't suppose that there is a chance of this making it into 3.9.1, is
there?

On Thu, Sep 15, 2016 at 9:10 AM, Reid Kleckner <rnk at google.com> wrote:

> No, it should remove the need to add -I for clang's internal headers.
> Clang will look for its headers relative to the resource directory.
>
> On Thu, Sep 15, 2016 at 9:02 AM, Daniel Dilts <diltsman at gmail.com> wrote:
>
>> So, that should eliminate the warning that I am seeing, right?  It does
>> nothing about having to add the -I option, am I correct?
>>
>> On Thu, Sep 15, 2016 at 8:25 AM, Reid Kleckner <rnk at google.com> wrote:
>>
>>> BTW, it should be fixed in r281550.
>>>
>>> On Wed, Sep 14, 2016 at 9:49 PM, Kim Gräsman via cfe-dev <
>>> cfe-dev at lists.llvm.org> wrote:
>>>
>>>> Hi Daniel,
>>>>
>>>> Looks like you could work around it by building to a bin/
>>>> subdirectory, i.e. C:\MyTool\Release\bin instead of just
>>>> C:\MyTool\Release. That way the (presumably-buggy) -resource-dir will
>>>> at least point to the right path.
>>>>
>>>> - Kim
>>>>
>>>> On Wed, Sep 14, 2016 at 1:12 AM, Daniel Dilts via cfe-dev
>>>> <cfe-dev at lists.llvm.org> wrote:
>>>> > When building my tool against Clang 3.8.0 and running it in VS2013 it
>>>> worked
>>>> > perfectly (once I started building the clang-headers project).
>>>> >
>>>> > Along comes VS2015 and I have to upgrade to Clang 3.9.0 since the
>>>> VS2015
>>>> > headers now use an intrinsic that wasn't supported prior to 3.9.0.
>>>> This
>>>> > unexpectedly broke my tool and caused the tool to generate the
>>>> following new
>>>> > warning:
>>>> >
>>>> > warning : unknown argument ignored in clang-cl:
>>>> > '-resource-dir=C:\MyTool\Release\..\lib\clang\3.9.0'
>>>> >
>>>> > This warning seems odd to me, since the -resource-dir argument is
>>>> added by
>>>> > Clang.  Also, it references the parent directory of the directory
>>>> that the
>>>> > clang-headers project copies necessary include files to.
>>>> >
>>>> > As I have been experimenting with getting my tool to work again it has
>>>> > become evident that somewhere between 3.8.0 and 3.9.0 the directory
>>>> where
>>>> > the clang-headers project copies header file to has been removed from
>>>> the
>>>> > set of include directories for a tool (at least on Windows...).  By
>>>> adding
>>>> > -IC:\MyTool\Release\..\lib\clang\3.9.0\include to my command line I
>>>> have
>>>> > been able to get my tool to work again.
>>>> >
>>>> > Does anyone know why Clang was changed so that this directory is no
>>>> longer
>>>> > included by default?  Also, is there some other fix that I am missing?
>>>> >
>>>> > _______________________________________________
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>>>> > http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-dev
>>>> >
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>>>
>>>
>>
>
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