Messages in this thread | | | From | David Mosberger <> | Date | Fri, 27 Feb 2004 16:18:53 -0800 | Subject | Re: [patch] u64 casts |
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>>>>> On 27 Feb 2004 15:58:42 -0500, Albert Cahalan <albert@users.sourceforge.net> said:
Albert> Casts are considered harmful, because they bypass Albert> type checking, but how do you print a u64 value? Albert> You cast it to "unsigned long long" like this:
Albert> printk("%llu\n", (unsigned long long)foo);
Albert> Well, this is silly and ugly. As x86-64 has shown, Albert> even a 64-bit port can use "long long" for 64-bit Albert> values. This patch changes all other 64-bit ports. Albert> It now becomes possible to avoid adding new casts Albert> all over the place; existing ones may be removed Albert> if so desired.
Did you verify that none of the kernel header files that are still being used by glibc contain declarations based on __u64 or __s64? If not, your patch breaks user-level code.
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