On 17 June 2013 11:59, Dick Hollenbeck <[email protected]> wrote: > > On Jun 17, 2013 5:02 AM, "Milan Horák" <[email protected]> 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. > > > Ah nice, I didn't know about the %z formatter.
Best Regards, Brian.
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