integer division rounding
tim.one at home.com
Wed Jul 18 14:16:53 EDT 2001
[Marcin 'Qrczak' Kowalczyk]
> A consequence of the C definition is that the compiler can't implement
> i/2 as i>>1 unless it can be sure that i is nonnegative.
And neither can you! C (neither C Classic nor C99) defines what i >> 1
returns when i is of a signed type and i < 0. Python defines
sign-extension, and there's at least one Python platform where the native C
compiler does not sign-extend right shifts of signed ints.
some-committees-have-no-sense<wink>-ly y'rs - tim
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