How to turn off a warning for one line of code.

[Alexandre Oliva]

Benjamin Scherrey <scherrey@switchco.com> writes:

>     #define PDBUG false && cout
> PDBUG << "My error message..." << endl;

> Now this code generates warnings that say:
>     warning: statement with no effect

If you can assume an expression that starts with PDBUG can be an
statement, you can `#define PDBUG if (false) cout'.  This won't
produce any warning.

-- 
Alexandre Oliva
mailto:oliva@dcc.unicamp.br mailto:oliva@gnu.org mailto:aoliva@acm.org
http://www.dcc.unicamp.br/~oliva
Universidade Estadual de Campinas, SP, Brasil