Re: [PATCH 1/2] Add C99-style constructor macros for specific-sized integers

Segher Boessenkool
2008-03-03T20:23:58Z

>> Do these new macros really buy anything over just writing LL in the
>> few places that 64-bit constants are used?
>
> It gives you macros that matches the s64/u64 et al definitions are,
> thus avoiding another class of spurious warnings.

GCC doesn't warn for implicit narrowing that doesn't change value.

The printk() example is a read herring IMHO, since variable arguments
functions are "very speshul" anyway, and require explicit casts in
many cases.

Segher