"Unsupported option" build failure(s) — clang 3.4.2

Many options were not supported in clang 2.9 (like, -traditional, -MG, etc), version 3.0 implemented most of them.
PackageVersionSupposed error messageFull log Bug report
fdm 1.7-2clang: error: '-I-' not supported, please use -iquote instead Log
labrea 2.5-stable-3clang: error: '-I-' not supported, please use -iquote instead Log
mustang 3.2.1-3clang: error: the clang compiler does not support '-traditional' Log
recite 1.0-8.2clang: error: '-I-' not supported, please use -iquote instead Log

4 errors