Clang isn't allowed to use LLVM's config.h, though, specifically to support the standalone build.
You can either create equivalent LLVM_ prefixed macros in llvm-config.h.cmake, or repeat the checks and define the same macros in clang/include/clang/Config/config.h.cmake. On Thu, Aug 18, 2016 at 9:25 AM, Richard Smith via cfe-commits < cfe-commits@lists.llvm.org> wrote: > This doesn't work at all, llvm-config.h does not provide the relevant > configuration macros. > > On 17 Aug 2016 11:56 p.m., "Vedant Kumar via cfe-commits" < > cfe-commits@lists.llvm.org> wrote: > >> Author: vedantk >> Date: Thu Aug 18 01:43:07 2016 >> New Revision: 279035 >> >> URL: http://llvm.org/viewvc/llvm-project?rev=279035&view=rev >> Log: >> [Driver] Use llvm-config.h, not config.h to unbreak out-of-tree builds >> >> llvm/Config/config.h has intentionally been excluded from llvm >> installations (see: llvm/CMakeLists.txt). Un-break out-of-tree builds >> post-r278882 by switching to llvm-config.h, which is exported. >> >> Suggested by Will Dietz! >> >> Modified: >> cfe/trunk/tools/driver/cc1_main.cpp >> >> Modified: cfe/trunk/tools/driver/cc1_main.cpp >> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/tools/driver/ >> cc1_main.cpp?rev=279035&r1=279034&r2=279035&view=diff >> ============================================================ >> ================== >> --- cfe/trunk/tools/driver/cc1_main.cpp (original) >> +++ cfe/trunk/tools/driver/cc1_main.cpp Thu Aug 18 01:43:07 2016 >> @@ -25,7 +25,7 @@ >> #include "clang/Frontend/Utils.h" >> #include "clang/FrontendTool/Utils.h" >> #include "llvm/ADT/Statistic.h" >> -#include "llvm/Config/config.h" >> +#include "llvm/Config/llvm-config.h" >> #include "llvm/LinkAllPasses.h" >> #include "llvm/Option/ArgList.h" >> #include "llvm/Option/OptTable.h" >> >> >> _______________________________________________ >> cfe-commits mailing list >> cfe-commits@lists.llvm.org >> http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits >> > > _______________________________________________ > cfe-commits mailing list > cfe-commits@lists.llvm.org > http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits > >
_______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
