use std::copy instead of memcpy for abstraction.
Disable rewrite-tabs.  This speeds up processing of the commentified huge
crazy testcase steve gave me from 20s to 6.6s in a release build.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@43880 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed