\brief Retrieve the CXIdxFile, file, line, column, and offset represented by
the given CXIdxLoc.
If the location refers into a macro expansion, retrieves the
location of the macro expansion and if it refers into a macro argument
retrieves the location of the argument.
\brief Retrieve the CXIdxFile, file, line, column, and offset represented by the given CXIdxLoc.
If the location refers into a macro expansion, retrieves the location of the macro expansion and if it refers into a macro argument retrieves the location of the argument.