>> Do these new macros really buy anything over just writing LL in the
quoted text
>> 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

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