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Revert "irange: introduce one-parameter variant of irange"

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This commit is contained in:
neilgroves
2017-11-15 23:19:18 +00:00
committed by GitHub
parent 83a352fa58
commit 51fbb45ab5
3 changed files with 11 additions and 59 deletions
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5
doc/reference/ranges/irange.qbk
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@ -8,10 +8,6 @@
[heading Prototype]
``
template<class Integer>
iterator_range< range_detail::integer_iterator<Integer> >
irange(Integer last);
template<class Integer>
iterator_range< range_detail::integer_iterator<Integer> >
irange(Integer first, Integer last);
@ -41,3 +37,4 @@ Defined in the header file `boost/range/irange.hpp`
Constant. Since this function generates a new range the most significant performance cost is incurred through the iteration of the generated range.
[endsect]

7
include/boost/range/irange.hpp
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@ -247,13 +247,6 @@ namespace boost
iterator_t(first, num_steps, step_size));
}
template<typename Integer>
integer_range<Integer>
irange(Integer last)
{
return integer_range<Integer>(static_cast<Integer>(0), last);
}
} // namespace boost
#endif // include guard

38
test/irange.cpp
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@ -18,23 +18,6 @@
namespace boost
{
// Test an integer range with a step size of 1.
template<typename Integer>
void test_irange_impl(Integer last)
{
std::vector<Integer> reference;
for (Integer i = static_cast<Integer>(0); i < last; ++i)
{
reference.push_back(i);
}
std::vector<Integer> test;
boost::push_back(test, boost::irange(last));
BOOST_CHECK_EQUAL_COLLECTIONS( test.begin(), test.end(),
reference.begin(), reference.end() );
}
// Test an integer range with a step size of 1.
template<typename Integer>
void test_irange_impl(Integer first, Integer last)
@ -81,22 +64,6 @@ namespace boost
reference.begin(), reference.end() );
}
// Test driver function that for an integer range [first, last)
// drives the test implementation through various integer
// types.
void test_irange(int last)
{
test_irange_impl<signed char>(last);
test_irange_impl<unsigned char>(last);
test_irange_impl<signed short>(last);
test_irange_impl<unsigned short>(last);
test_irange_impl<signed int>(last);
test_irange_impl<unsigned int>(last);
test_irange_impl<signed long>(last);
test_irange_impl<unsigned long>(last);
}
// Test driver function that for an integer range [first, last)
// drives the test implementation through various integer
// types.
@ -135,11 +102,6 @@ namespace boost
// number of implementation branches.
void irange_unit_test()
{
// Test the single-step version of irange(last)
test_irange(0);
test_irange(1);
test_irange(10);
// Test the single-step version of irange(first, last)
test_irange(0, 0);
test_irange(0, 1);