On 2012-09-08 10:44, Blue Swirl wrote: > On Fri, Sep 7, 2012 at 3:25 PM, Peter Maydell <peter.mayd...@linaro.org> > wrote: >> On 7 September 2012 15:53, Jan Kiszka <jan.kis...@web.de> wrote: >>> On 2012-09-07 16:41, Peter Maydell wrote: >>>> On 7 September 2012 00:03, Jan Kiszka <jan.kis...@web.de> wrote: >>>>> + pflash_cfi02_register(0x100000000-MP_FLASH_SIZE_MAX, NULL, >>>> >>>> I don't think this will compile on a 32 bit system, will it? >>>> You probably want an ULL suffix. >>> >>> It does as the result always fits in 32 bits. But I can add that if you >>> prefer. >> >> I think I had a misconception of this bit of the C standard. >> C will pick a type big enough to fit the constant value (which >> will in this case be a 64 bit type of some kind), even without >> an ULL suffix. So you're right, it's OK. > > GCC disagrees: > $ cat u64.c > unsigned int i = 0x100000000 - 1; > $ gcc -m32 -Wall -c u64.c > u64.c:1: warning: integer constant is too large for 'long' type
Obviously depends on the compiler version or configuration, mine (4.5 still) does not. I'll send v2 to make them all happy. Jan
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