Bitmangle file characteristic bits into the low bits of 
the content cache pointer.  This saves 105876 bytes on
cocoa.h because it shrinks the SLocEntry union, which
we have a big array of.  It would be nice to use 
PointerIntPair here, but we can't because it is in a 
union.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@63004 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed