autoconf: fix clang detection
authorDylan Noblesmith <nobled@dreamwidth.org>
Sat, 4 Feb 2012 02:41:36 +0000 (02:41 +0000)
committerDylan Noblesmith <nobled@dreamwidth.org>
Sat, 4 Feb 2012 02:41:36 +0000 (02:41 +0000)
commit3e82b4ad2a006c29da96a28c1b91c9b816503290
treed0cd1dfe93165d0a7e44c9cdafd41e9f948df7fc
parent9e11eb1ddb2988d0a751fdcfe433bc816c83f1f2
autoconf: fix clang detection

Now this works with and without --with-clang-srcdir, with and
without an out-of-tree build.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149749 91177308-0d34-0410-b5e6-96231b3b80d8
autoconf/configure.ac
configure