Explicitly cast 'line' and 'col' variabiles to 'unsigned' to avoid '-Werror=sign-conversion' warnings (or errors if '-Werror' is set).
Explicitly cast 'line' and 'col' variabiles to 'unsigned' to avoid
'-Werror=sign-conversion' warnings (or errors if '-Werror' is set).

bombela/backward-cpp,bombela/backward-cpp,bombela/backward-cpp