On Jun 17, 2013 5:02 AM, "Milan Horák" <stran...@tiscali.cz> wrote:
>
> Hello,
>
> I am getting:
>
> g++ -Wall -O2 -I /g/boost_1_53_0 test_polygon_diff.cpp
>
> test_polygon_diff.cpp: In function ‘void dumpPolySet(const
KI_POLYGON_SET&)’:
> test_polygon_diff.cpp:84:60: warning: format ‘%d’ expects argument of
type ‘int’, but argument 2 has type
‘std::vector<boost::polygon::polygon_data<int> >::size_type {aka long
unsigned int}’ [-Wformat]
> test_polygon_diff.cpp:88:71: warning: format ‘%d’ expects argument of
type ‘int’, but argument 3 has type ‘std::size_t {aka long unsigned int}’
[-Wformat]
>
> Am I doing something wrong?No. size_t is 64 bits on a 64 bit platform while int on that same platform is 32 bits even though it's a 64 bit program. This is why I don't use size_t by choice. But for function return values like this %zd works well. The z modifier is designed for use with size_t.
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