On Mon, Dec 02, 2013 at 06:00:26PM -0500, Phil Pennock wrote:
> You should be able to compile and run this, and see "4294967297" printed
> twice, which is (2^32 + 1):
>
> ----------------------------8< cut here >8------------------------------
> #include <stdint.h>
> #include <stdio.h>
>
> int
> main(int argc, char *argv[]) {
> int64_t s64;
> uint64_t u64;
>
> s64 = 1LL + (1LL << 32);
> u64 = 1LL + (1LL << 32);
>
> printf("signed: %lld\nunsigned: %llu\n", s64, u64);
> }
> ----------------------------8< cut here >8------------------------------
Test succeeds on:
- Pentium III (Katmai, Coppermine)
- Celeron (Mendocino) (like Pentium II)
- ATOM N330
- Geode(TM) Integrated Processor by AMD PCS (ALX 800)
- ARMv6 (v6l) (from RaspberryPi B)
(Not sure if the CPU does the trick or gcc/glibc are)
HTH, Chris
--
Christian Recktenwald
[email protected]
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