Permits multiple object files to use tentative definitions of global variables.
Some traditional programs are written using this declaration style.
This option is primarily provided for compatibility with GNU C. ARM does not recommend using this option for new application code.
The default is strict references and definitions. (Each
global variable can only be declared in one object file.) However, if you specify
Linux configuration file on the command line and you use
--translate_gcc, the default is
This option is not available in C++.