Is this a local build or something? the first llvm-3.1 package introduced in ubuntu in quantal (note: not published yet but debs are here [1] and installable on precise) is right here
sarvatt@kyoko{~/Downloads}:llvm-config-3.1 --includedir /usr/lib/llvm-3.1/include [1] https://launchpad.net/ubuntu/+source/llvm-3.1/3.1~+rc1-3/+build/3436099 or https://launchpad.net/ubuntu/+source/llvm-3.1/3.1~+rc1-3/+build/3436102 ** Changed in: llvm-3.1 (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/991494 Title: llvm-config-3.1 --includedir: Reports wrong location. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/llvm-3.1/+bug/991494/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs