#define MACR( a )\{\   if ( a == NULL )\   {\      ASSERT( false );\      return NULL;\   }\}

#define MACR2( a )\{\   if ( !(a) )\   {\      ASSERT( false );\      return NULL;\   }\}

int* SomeFunc()
{
      bool* pArray = new bool[ 1000 ];
      MACR( pArray );
      MACR2( SomeFunc2() );
}

bool SomeFunc2()
{
      //some code
      If ( some error condition )
            return false;
      //G?.. some code
      return true;
}