Use CLANG_RESOURCE_DIR define if one is provided, otherwise use the default of '../lib/clang/<version>'. Actually use '..' rather than removing the trailing component to correctly handle paths containing '.' or symlinks in the presence of -no-canonical-prefixes, etc. This shouldn't change any existing behavior.
Use CLANG_RESOURCE_DIR define if one is provided, otherwise use the default of
'../lib/clang/<version>'. Actually use '..' rather than removing the trailing
component to correctly handle paths containing '.' or symlinks in the presence
of -no-canonical-prefixes, etc. This shouldn't change any existing behavior.


git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@116803 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang