Awesome C completion with Vim

gistfile1.vim

" Hide concealed text unless it has a custom replacement character defined
set conceallevel=2
" Text can be concealed in visual, insert and normal modes
set concealcursor=vin

" Don't show preview scratch window, show the menu even if only one
" completion, autocomplete the longest in the menu
set completeopt=menu,menuone,longest

" Limit the number of completions
set pumheight=16

" Set SuperTab's default completion mode to something we actually want
let g:SuperTabDefaultCompletionType='<c-x><c-u><c-p>'

" Open quickfix window on error
let g:clang_complete_copen=1
" Highlight errors
let g:clang_hl_errors=1
" Enable clang's snippet magic
let g:clang_snippets=1
" Conceal the snippet's placeholders
let g:clang_conceal_snippets=1
" Complete patterns like loop constructs
let g:clang_complete_patterns=1
" Use clang's own snippets engine
let g:clang_snippets_engine='clang_complete'
" Manually set the clang library---this is in a weird spot on OSX
let g:clang_library_path='/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/libclang.dylib'