*** 174,185 **** --- 174,187 ---- #ifdef COMPILER1 #ifdef COMPILER2 #define TIERED #endif #define COMPILER1_PRESENT(code) code + #define NOT_COMPILER1(code) #else // COMPILER1 #define COMPILER1_PRESENT(code) + #define NOT_COMPILER1(code) code #endif // COMPILER1 // COMPILER2 variant #ifdef COMPILER2 #define COMPILER2_PRESENT(code) code