Le mardi 14 juin 2011 à 08:20 +0200, Michael Wild a écrit : > On 06/13/2011 11:50 PM, Sylvestre Ledru wrote: > > I agree that the Linux code in ToolChains.cpp is horrible and > unmaintainable. On the Clang mailing list one of the devs also said that > he would prefer configuration files. Shelling out to ask gcc is also a > bad option. You have to be very careful that you ask it the right thing, > e.g. pass it the right -m32/-m64 flags on i386 and amd64, respectively, > and it gets more complicated on non-Intel architectures. You mean this ? gcc -print-file-name=crtbegin.o I am not sure to understand what is wrong.
> Since the Clang devs are unlikely to fix 2.9, why not make a patch which > does away with that whole charade of distro-detection and replace it > with a purely Debian-specific implementation? Here the things I think it > would need to do: > > - Detect the target gcc-triplet. This can be inferred from the second > argument of the Linux::Linux(const HostInfo&, const llvm::Triple& > Triple) constructor. Perhaps LinuxHostInfo::CreateToolChain() could get > some tweaking too, in order to produce the right triplet upfront (e.g. > i486 instead of i368 on Debian). > > - Detect the multiarch-triplet. Similarly to the GCC multiarch patch, > this can be looked up from a table. Essentially that table would map the > gcc-triplet to the corresponding multiarch-triplet (e.g. i486-linux-gnu > to i386-linux-gnu and x86_64-linux-gnu to x86_64-linux-gnu). > > - Set up the search paths. > > Did I miss something here? I didn't follow the multiarch "migration" but are there other changes which might happen ? Otherwise, I am happy with your suggestion. Are you willing to do it ? Thanks, Sylvestre -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org
