#define DBG(x) printf("DEBUG >> "#x" == %d\n",(x))

##</code><code>##

#include <stdio.h>
#define DBG(x) printf("DEBUG >> "#x" == %d\n",(x))

int main() {
    int u4_heap_mem_size = 8890;

    DBG(u4_heap_mem_size+1);    // prints  DEBUG >> u4_heap_mem_size+1 == 8891
    
    return 0;
}