gccTest.c

// This is a simple C program to experiment with the GCC Compilation Steps
// It uses the #define directives below only to provide a good visualization
// of the preprocessing step.

// author : Ganesh Prasad (gnsp)

#define ONE 1
#define TWO 2
#define EXIT_OK 0
#define EXIT_FAILURE 1

int main(){
    if( ONE + TWO == 3 ){
        return EXIT_OK;       
    }
    else return EXIT_FAILURE;  // This line will never get executed, these
                               // comments will never cross preprocessing too. 
}