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LWG Issue 2162: mark allocator_traits::maxsize as noexcept

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@189399 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Marshall Clow 2013-08-27 20:22:15 +00:00
parent 83179a788f
commit 08b4f3f99b
3 changed files with 10 additions and 4 deletions
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4
include/memory
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@ -90,7 +90,7 @@ struct allocator_traits
template <class T>
static void destroy(allocator_type& a, T* p);
static size_type max_size(const allocator_type& a);
static size_type max_size(const allocator_type& a); // noexcept in C++14
static allocator_type
select_on_container_copy_construction(const allocator_type& a);
@ -1483,7 +1483,7 @@ struct _LIBCPP_TYPE_VIS_ONLY allocator_traits
{__destroy(__has_destroy<allocator_type, _Tp*>(), __a, __p);}
_LIBCPP_INLINE_VISIBILITY
static size_type max_size(const allocator_type& __a)
static size_type max_size(const allocator_type& __a) _NOEXCEPT
{return __max_size(__has_max_size<const allocator_type>(), __a);}
_LIBCPP_INLINE_VISIBILITY

8
test/utilities/memory/allocator.traits/allocator.traits.members/max_size.pass.cpp
View File

@ -12,7 +12,7 @@
// template <class Alloc>
// struct allocator_traits
// {
// static size_type max_size(const allocator_type& a);
// static size_type max_size(const allocator_type& a) noexcept;
// ...
// };
@ -61,4 +61,10 @@ int main()
const B<int> b = {};
assert(std::allocator_traits<B<int> >::max_size(b) == 100);
}
#if __cplusplus >= 201103
{
std::allocator<int> a;
static_assert(noexcept(std::allocator_traits<std::allocator<int>>::max_size(a)) == true, "");
}
#endif
}

2
www/cxx1y_status.html
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@ -148,7 +148,7 @@
<tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2148">2148</a></td><td>Hashing enums should be supported directly by std::hash</td><td>Bristol</td><td></td></tr>
<tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2149">2149</a></td><td>Concerns about 20.8/5</td><td>Bristol</td><td></td></tr>
<tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2162">2162</a></td><td>allocator_traits::max_size missing noexcept</td><td>Bristol</td><td></td></tr>
<tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2163">2163</a></td><td>nth_element requires inconsistent post-conditions</td><td>Bristol</td><td></td></tr>
<tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2163">2163</a></td><td>nth_element requires inconsistent post-conditions</td><td>Bristol</td><td>Complete</td></tr>
<tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2169">2169</a></td><td>Missing reset() requirements in unique_ptr specialization</td><td>Bristol</td><td></td></tr>
<tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2172">2172</a></td><td>Does atomic_compare_exchange_* accept v == nullptr arguments?</td><td>Bristol</td><td></td></tr>
<tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2080">2080</a></td><td>Specify when once_flag becomes invalid</td><td>Bristol</td><td></td></tr>