On Sun, Feb 2, 2014 at 7:58 PM, Dave Johansen <davejohan...@gmail.com>wrote:
> The EL6 build of llvm 3.4 is currently in testing and it was just pointed > out that there's a potential issue with the build ( > https://admin.fedoraproject.org/updates/FEDORA-EPEL-2014-0264/llvm-3.4-5.el6). > > If you examine the build.log ( > http://kojipkgs.fedoraproject.org//work/tasks/593/6470593/build.log ) It > looks like the include path is being included twice and that's causing the > warning about the invalid host type. Is there something wrong with the > .spec file? Or is there something I can do to fix/prevent this issue? > > Thanks, > Dave > I was able to get a hold of the original submitter of the issue and the issue is because of the multiple paths that exist on EL6. Here's his explanation and recommended solution: > $ echo /usr/lib/gcc/x86_64*/*/include > /usr/lib/gcc/x86_64-redhat-linux/4.4.4/include /usr/lib/gcc/x86_64-redhat-linux/4.4.7/include > > EL6 originally had gcc-4.4.4 and gcc-4-4.7 still has the old path included for compatibility. Because of the space inbetween configure thinks /usr/lib/gcc/x86_64-redhat-linux/4.4.7/include is a host type. > > The files in /usr/lib/gcc/x86_64-redhat-linux/4.4.7/include have nothing to do with C++. Clang has own versions of these files in /usr/lib/clang/3.4/include. > > Therefore it should just be --with-c-include-dirs=%{_includedir}, which is also the default if you specify nothing. > > C++ headers and runtime libs from gcc are selected by clang at runtime: > > $ clang -v > clang version 3.4 (tags/RELEASE_34/final) > Target: x86_64-redhat-linux-gnu > Thread model: posix > Found candidate GCC installation: /usr/lib/gcc/x86_64-redhat-linux/4.4.4 > Found candidate GCC installation: /usr/lib/gcc/x86_64-redhat-linux/4.4.7 > Selected GCC installation: /usr/lib/gcc/x86_64-redhat-linux/4.4.7 So my question is if the same sort of change also needs to be made in the Fedora .spec file that the EL6 one is based on. Thanks, Dave
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