Hi Marti,
Thanks. I've turned on this warning in my build because the implicit
conversion can cause
hard-to-trace bugs.
Regards,
Aaron
On Mon, Jul 24, 2017 at 3:10 AM, Martí Maria <marti.ma...@littlecms.com>
wrote:
>
> Thanks for reporting.
>
> lcms uses the C feature of implicit sign conversion, so if you activate
> -Wsign-conversion you will get some warnings.
>
> This not set in the included build system.
>
> Regards
>
> Marti
>
> On 7/24/2017 3:16 AM, Aaron Boxer wrote:
>
> Hello,
> Just wanted to report a few warnings I am getting when building with clang.
>
> http://my.cdash.org/viewBuildError.php?type=1&buildid=1257347
>
> For example:
>
> <a
> href='https://github.com/GrokImageCompression/grok/blob/master/grok/thirdparty/liblcms2/src/cmsgamma.c#L143'>grok/thirdparty/liblcms2/src/cmsgamma.c:143</a>:32:
> warning: implicit conversion changes signedness: 'cmsUInt32Number' (aka
> 'unsigned int') to 'int' [-Wsign-conversion]
> fl ->nFunctions = Plugin ->nFunctions;
> ~ ~~~~~~~~~^~~~~~~~~~
> <a
> href='https://github.com/GrokImageCompression/grok/blob/master/grok/thirdparty/liblcms2/src/cmsgamma.c#L150'>grok/thirdparty/liblcms2/src/cmsgamma.c:150</a>:63:
> warning: implicit conversion changes signedness: 'int' to 'unsigned long'
> [-Wsign-conversion]
> memmove(fl->FunctionTypes, Plugin ->FunctionTypes, fl->nFunctions *
> sizeof(cmsUInt32Number));
>
>
> Thanks,
>
> Aaron
>
>
>
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