improve DeclStmt to be able to store SourceRange info correctly.
Set the start of DeclStmt range.  Right now the end is meaningless 
though.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48330 91177308-0d34-0410-b5e6-96231b3b80d8
9 files changed