How can I hide “defined but not used” warnings in GCC?

Question

I have a bunch of compile time asserts, such as:

CASSERT(isTrue) or CASSERT2(isTrue, prefix_)

When compiling with GCC I get many warnings l

Answer 1

Solution for GCC not causing conflicts with other compilers

#ifdef __GNUC__
#define VARIABLE_IS_NOT_USED __attribute__ ((unused))
#else
#define VARIABLE_IS_NOT_USED
#endif

int VARIABLE_IS_NOT_USED your_variable;