baeac8ce87
Avoid Clang flooding with non-disableable warnings like: T does not declare any constructor to initialize its non-modifiable members when compiling with concepts check enabled. Bug 41759: `warn_no_constructor_for_refconst` can not be disabled (Boost.ConceptCheck) https://bugs.llvm.org/show_bug.cgi?id=41759
52 lines
1.6 KiB
C++
52 lines
1.6 KiB
C++
//
|
|
// Copyright 2018 Mateusz Loskot <mateusz at loskot dot net>
|
|
//
|
|
// Distributed under the Boost Software License, Version 1.0
|
|
// See accompanying file LICENSE_1_0.txt or copy at
|
|
// http://www.boost.org/LICENSE_1_0.txt
|
|
//
|
|
// FIXME: Avoid Clang's flooding of non-disableable warnings like:
|
|
// "T does not declare any constructor to initialize its non-modifiable members"
|
|
// when compiling with concepts check enabled.
|
|
// See https://bugs.llvm.org/show_bug.cgi?id=41759
|
|
#if !defined(BOOST_GIL_USE_CONCEPT_CHECK) && !defined(__clang__)
|
|
#error Compile with BOOST_GIL_USE_CONCEPT_CHECK defined
|
|
#endif
|
|
#include <boost/gil/concepts.hpp>
|
|
#include <boost/gil/point.hpp>
|
|
|
|
#include <type_traits>
|
|
|
|
namespace gil = boost::gil;
|
|
|
|
|
|
template <typename Point>
|
|
void test_members()
|
|
{
|
|
static_assert(Point::num_dimensions == 2U, "point is not 2D");
|
|
|
|
using value_t = typename Point::value_type;
|
|
using coord_t = typename Point::template axis<0>::coord_t;
|
|
static_assert(std::is_same<value_t, coord_t>::value,
|
|
"point and axis type mismatch");
|
|
}
|
|
|
|
int main()
|
|
{
|
|
boost::function_requires<gil::PointNDConcept<gil::point<int>>>();
|
|
boost::function_requires<gil::PointNDConcept<gil::point_t>>();
|
|
|
|
boost::function_requires<gil::Point2DConcept<gil::point<int>>>();
|
|
boost::function_requires<gil::Point2DConcept<gil::point_t>>();
|
|
|
|
test_members<gil::point<int>>();
|
|
test_members<gil::point_t>();
|
|
|
|
// NOTE: point2 is deprecated, available for backward compatibility
|
|
boost::function_requires<gil::PointNDConcept<gil::point2<int>>>();
|
|
boost::function_requires<gil::Point2DConcept<gil::point2<int>>>();
|
|
test_members<gil::point2<int>>();
|
|
|
|
return 0;
|
|
}
|