Recognize "decltype(nullptr)" as a valid DW_AT_name for DW_TAG_unspecified_type tags as meaning the C++11 null pointer type.



git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@185382 91177308-0d34-0410-b5e6-96231b3b80d8
Fixed Xcode project to include SymbolVendorELF.



git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@185386 91177308-0d34-0410-b5e6-96231b3b80d8
Added SymbolVendorELF to the wrong target (lldb-tool), now it is correctly added to lldb-core.



git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@185388 91177308-0d34-0410-b5e6-96231b3b80d8