Updated <atomic> docs with three design options

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@115791 91177308-0d34-0410-b5e6-96231b3b80d8
4 files changed
tree: 627aa718488fa9d26599f7958362ac331848392e
  1. include/
  2. lib/
  3. src/
  4. test/
  5. www/
  6. LICENSE.TXT
  7. Makefile