On Thu, 24 Mar 2016 23:08:40 +0100 Patrick Boettcher via cfe-users <cfe-users@lists.llvm.org> wrote:
> Hi Arnaud, > > On Thu, 24 Mar 2016 16:48:30 +0100 > Arnaud Allard de Grandmaison <arnaud.ad...@gmail.com> wrote: > > > Hi Patrick, > > > > This is a common case when cross compiling, so clang knows how to > > use a gcc-toolchain installation: you just have to pass it the > > "--sysroot=..." and "--toolchain=..." arguments, and it will get the > > header files and linker / assembler for your target --- assuming > > your gcc-toolchain has a standard layout. > > It wasn't that straight-forward for me to find information > about this "common case" as you call it ;-) . > > I initially had problems finding the -B option of clang (it is > not listed in --help nor in --help-hidden). > > The --gcc-toolchain-argument does not work with the clang I built: > > ../../upstream/build/bin/clang++ --gcc-toolchain > clang-3.8: error: unsupported option '--gcc-toolchain' > clang-3.8: error: no input files Stupid me, it is of course --gcc-toolchain=/path/to , I tried --gcc-toolchain /path/to - which gave me the same error. It accepts the argument, but it doesn't seem to use anything of it. I will dig into it. -- Patrick. _______________________________________________ cfe-users mailing list cfe-users@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-users
