Tag build swift-2.2-SNAPSHOT-2016-03-01-a
PR24667: fix quadratic runtime if textually-included modular headers define large numbers of macros.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@261705 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed