JuliaLang/julia — comment on commit b08f7e1385e70f5e31bd1921670c919c06dbd2a1
File:  line 0
By JeffBezanson:

This caused a performance regression in the printfd test, since it relies heavily on `div(x,10)` and `mod(x,10)` where `x` is unsigned. Using `div(x,uint(10))` gets the performance back. Makes me think these `div` functions should actually be intrinsics.