Forgot to commit this change with r223975

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@223979 91177308-0d34-0410-b5e6-96231b3b80d8
Rename a couple of preprocessor symbols to be more descriptive. NFC.
Review feedback from recent changes to GetSVN.cmake.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@223980 91177308-0d34-0410-b5e6-96231b3b80d8
Revert r223980 as it had wrong commit message.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@223984 91177308-0d34-0410-b5e6-96231b3b80d8
Diagnose attributes 'optnone' and 'minsize' on the same declaration.

Eventually we'll diagnose them on different declarations, but let's
get this part out of the way first.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@223985 91177308-0d34-0410-b5e6-96231b3b80d8
Revert r223578, perf data collection depends on the old symbol name.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@223987 91177308-0d34-0410-b5e6-96231b3b80d8