I can only go by the results I measure. There certainly are cases where Clang does better than Gcc, but the difference is anyway rarely more than a couple of pe

I can only go by the results I measure. There certainly are cases where Clang does better than Gcc, but the difference is anyway rarely more than a couple of percent. Occasionally one finds a factor of two one way or the other, e.g. where one compiler has noticed it can use CMOV without penalty.