9 Sep
2002
9 Sep
'02
10:28 a.m.
The FFI spec says that the operations called 'shift' and 'rotate', shift and rotate their argument to the right. However, the GHC implementation in CVS shifts and rotates to the left, and is documented to do so.
Who is right? FWIW, before I read any documentation I expected the undecorated forms to be rightward.
They shift to the left as in C, etc. This makes the specification come out nice and clean - you're multiplying the number by 2^n instead of 2^{-n}. A