[LLVMdev] Unable to do even basic Clang tutorial

Ashok Nalkund ashoknn at qualcomm.com
Tue Jul 10 00:44:42 PDT 2012


Looks like your make/install is incomplete wrt clang. I follow the 
instuctions for checking out the sources but build using cmake instead 
of configure:

> cmake -G ""Unix Makefiles" -DLLVM_TARGETS_TO_BUILD="X86" -DCMAKE_BUILD_TYPE="Release" -DCMAKE_INSTALL_PREFIX="../bin" ../llvm
> make install

This builds and installs llvm+clang in the bin directory one level above 
llvm. I tried using configure earlier but had some problems.

ashok


On 7/9/2012 5:32 PM, NY Knicks Fan wrote:
> Hi Ashok,
>
> As I mentioned in my earlier e-mail, my /usr/local/include does not have
> clang/ or clang-c/.
>
> I'm unable to do a make or make install in the Clang build directory.
>   How do I fix this?
>
> Thanks!
>
> ------------------------------------------------------------------------
> *From:* Ashok Nalkund <ashoknn at qualcomm.com>
> *To:* NY Knicks Fan <nyknicksfan92009 at yahoo.com>; "llvmdev at cs.uiuc.edu"
> <llvmdev at cs.uiuc.edu>
> *Sent:* Monday, July 9, 2012 3:30 PM
> *Subject:* Re: [LLVMdev] Unable to do even basic Clang tutorial
>
> Use the -I<install path>/include .
>
> This directory <install path>/include should look something like:
>
> clang/  clang-c/  llvm/  llvm-c/
>
> HTH
> ashok
>
> On 7/9/2012 3:15 PM, NY Knicks Fan wrote:
>  > I downloaded the 3.1 LLVM and Clang sources.
>  >
>  > I followed the directions at: http://clang.llvm.org/get_started.html
>  >
>  > I am able to use Clang to compile stuff, but I could already do that
>  > with GCC.
>  >
>  > I'm trying to use Clang for parsing code, but I can't even get started.
>  >
>  > Can you tell me how to "include the installed location ofclang/llvm
>  > headers directories in your include path"?
>  >
>  > Thanks!
>  >
>  >
>  > ------------------------------------------------------------------------
>  > *From:* Ashok Nalkund <ashoknn at qualcomm.com
> <mailto:ashoknn at qualcomm.com>>
>  > *To:* NY Knicks Fan <nyknicksfan92009 at yahoo.com
> <mailto:nyknicksfan92009 at yahoo.com>>
>  > *Cc:* Chad Rosier <mcrosier at apple.com <mailto:mcrosier at apple.com>>;
> "llvmdev at cs.uiuc.edu <mailto:llvmdev at cs.uiuc.edu>"
>  > <llvmdev at cs.uiuc.edu <mailto:llvmdev at cs.uiuc.edu>>
>  > *Sent:* Monday, July 9, 2012 2:39 PM
>  > *Subject:* Re: [LLVMdev] Unable to do even basic Clang tutorial
>  >
>  > On 7/9/2012 1:42 PM, Chad Rosier wrote:
>  >  > Have you looked here: http://clang.llvm.org/get_started.html
>  >  >
>  >  >  Chad
>  >  >
>  >  >
>  >  > On Jul 9, 2012, at 11:33 AM, NY Knicks Fan wrote:
>  >  >
>  >  >> I'm trying to do the tutorials at:
>  >  >>
>  >  >> https://github.com/loarabia/Clang-tu...i/TutorialOrig
>  >  >> <https://github.com/loarabia/Clang-tutorial/wiki/TutorialOrig>
>  >  >>
>  >  >> and I can't even do the first tutorial. I installed LLVM 3.1 and
> Clang
>  >  >> 3.1 and when I do:
>  > >>
>  >  >> ~/loarabia-Clang-tutorial-3d79443$ clang++ tutorial1.cpp In file
>  >  >> included from tutorial1.cpp:5: In file included from
>  >  >> ./llvm/Support/raw_ostream.h:17:
>  >  >> ./llvm/Support/llvm/ADT/StringRef.h:13:10: fatal error:
>  >  >> 'llvm/Support/type_traits.h' file not found
>  >  >>
>  >  >> include "llvm/Support/type_traits.h"
>  >  >> ^
>  >  >> 1 error generated.
>  >  >>
>  >  >> Do you know what I am doing wrong? I'm not sure what is the best way
>  >  >> to handle this header file problem.
>  >  >>
>  >  >> I'm running Ubuntu 12.04.
>  >  >>
>  >  >> Thank you.
>  >
>  > Did you build it or "install" it from a package? If you build it, then
>  > you need do a 'make install' and include the installed location of
>  > clang/llvm headers directories in your include path.
>  >
>  >
>  >
>  >
>  >
>  >
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>  > LLVMdev at cs.uiuc.edu <mailto:LLVMdev at cs.uiuc.edu>
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>  >
>
>
>




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