#if defined(C41_FAST_POW)
float myLog2(float i) __attribute__ ((optimize(0)));
float myPow2(float i) __attribute__ ((optimize(0)));
float myPow(float a, float b);
#endif
#if defined(C41_FAST_POW)
float myLog2(float i) __attribute__ ((optimize(0)));
float myPow2(float i) __attribute__ ((optimize(0)));
float myPow(float a, float b);
#endif