On 11/11/2015 08:35 AM, Kevin Wolf wrote:
>> Also some warnings:
>>
>> /Users/pm215/src/qemu-for-merges/qemu-io-cmds.c:772:56: warning:
>> format specifies type 'size_t' (aka 'unsigned long') but the argument
>> has type 'unsigned long lo
>> ng' [-Wformat]
>> printf("length cannot exceed %zu, given %s\n", SIZE_MAX,
>> argv[optind]);
>> ~~~ ^~~~~~~~
>> %llu
>> /usr/include/stdint.h:153:20: note: expanded from macro 'SIZE_MAX'
>> #define SIZE_MAX UINT64_MAX
>> ^~~~~~~~~~
>> /usr/include/stdint.h:87:27: note: expanded from macro 'UINT64_MAX'
>> #define UINT64_MAX 18446744073709551615ULL
>> ^~~~~~~~~~~~~~~~~~~~~~~
>
> Isn't that actually a bug in the system headers? If I understand the
> spec correctly, SIZE_MAX should be size_t. ("this expression shall have
> the same type as would an expression that is an object of the
> corresponding type converted according to the integer promotions.")You are correct; the system headers are buggy. -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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