Re: long long unsigned on 32-bit machines

[Paul Fertser]

Hi,

On Sun, Jan 26, 2020 at 02:40:25PM +0800, Sanjeev Gupta wrote:
> -       unsigned long i;         // unsigned long just in case ints are 32-bit
> +       uint64_t i;         // uint64_t just in case ints are 32-bit
...
> If I change the format to %llu , the build on 32-bit works, but then, on a

For fixed-width integer types dedicated format specifiers[0] should be
used, in this case it's PRIu64

> BTW, is anyone else running on 32-bits, in production?

Many ARM-based SBCs are not aarch64, so I'd guess yes.

[0] https://en.wikipedia.org/wiki/Stdint.h#Printf_and_scanf_format_specifiers
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