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Add a test for LWG#2466: allocator_traits::max_size() default behavior is incorrect

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llvm-svn: 251252
This commit is contained in:
Marshall Clow 2015-10-25 19:34:04 +00:00
parent 15c4c4604f
commit b631c24359
3 changed files with 4 additions and 5 deletions
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2
libcxx/include/memory
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@ -1678,7 +1678,7 @@ private:
{return __a.max_size();}
_LIBCPP_INLINE_VISIBILITY
static size_type __max_size(false_type, const allocator_type&)
{return numeric_limits<size_type>::max();}
{return numeric_limits<size_type>::max() / sizeof(value_type);}
_LIBCPP_INLINE_VISIBILITY
static allocator_type

4
libcxx/test/std/utilities/memory/allocator.traits/allocator.traits.members/max_size.pass.cpp
View File

@ -45,12 +45,12 @@ int main()
{
A<int> a;
assert(std::allocator_traits<A<int> >::max_size(a) ==
std::numeric_limits<std::size_t>::max());
std::numeric_limits<std::size_t>::max() / sizeof(int));
}
{
const A<int> a = {};
assert(std::allocator_traits<A<int> >::max_size(a) ==
std::numeric_limits<std::size_t>::max());
std::numeric_limits<std::size_t>::max() / sizeof(int));
}
#endif // _LIBCPP_HAS_NO_ADVANCED_SFINAE
{

3
libcxx/www/cxx1z_status.html
View File

@ -172,7 +172,7 @@
<tr><td><a href="http://cplusplus.github.io/LWG/lwg-defects.html#2435">2435</a></td><td><tt>reference_wrapper::operator()</tt>'s Remark should be deleted</td><td>Kona</td><td>Complete</td></tr>
<tr><td><a href="http://cplusplus.github.io/LWG/lwg-defects.html#2447">2447</a></td><td>Allocators and <tt>volatile</tt>-qualified value types</td><td>Kona</td><td>Complete</td></tr>
<tr><td><a href="http://cplusplus.github.io/LWG/lwg-defects.html#2462">2462</a></td><td><tt>std::ios_base::failure</tt> is overspecified</td><td>Kona</td><td>Complete</td></tr>
<tr><td><a href="http://cplusplus.github.io/LWG/lwg-defects.html#2466">2466</a></td><td><tt>allocator_traits::max_size()</tt> default behavior is incorrect</td><td>Kona</td><td>Patch Ready</td></tr>
<tr><td><a href="http://cplusplus.github.io/LWG/lwg-defects.html#2466">2466</a></td><td><tt>allocator_traits::max_size()</tt> default behavior is incorrect</td><td>Kona</td><td>Complete</td></tr>
<tr><td><a href="http://cplusplus.github.io/LWG/lwg-defects.html#2469">2469</a></td><td>Wrong specification of Requires clause of <tt>operator[]</tt> for <tt>map</tt> and <tt>unordered_map</tt></td><td>Kona</td><td></td></tr>
<tr><td><a href="http://cplusplus.github.io/LWG/lwg-defects.html#2473">2473</a></td><td><tt>basic_filebuf</tt>'s relation to C <tt>FILE</tt> semantics</td><td>Kona</td><td>Complete</td></tr>
<tr><td><a href="http://cplusplus.github.io/LWG/lwg-defects.html#2476">2476</a></td><td><tt>scoped_allocator_adaptor</tt> is not assignable</td><td>Kona</td><td>Patch Ready</td></tr>
@ -184,7 +184,6 @@
<tr><td><a href="http://cplusplus.github.io/LWG/lwg-defects.html#2487">2487</a></td><td><tt>bind()</tt> should be <tt>const</tt>-overloaded, not <i>cv</i>-overloaded</td><td>Kona</td><td>Complete</td></tr>
<tr><td><a href="http://cplusplus.github.io/LWG/lwg-defects.html#2489">2489</a></td><td><tt>mem_fn()</tt> should be <tt>noexcept</tt></td><td>Kona</td><td>Patch Ready</td></tr>
<tr><td><a href="http://cplusplus.github.io/LWG/lwg-defects.html#2492">2492</a></td><td>Clarify requirements for <tt>comp</tt></td><td>Kona</td><td>Complete</td></tr>
<tr><td><a href="http://cplusplus.github.io/LWG/lwg-defects.html#2494">2494</a></td><td>[fund.ts.v2] <tt>ostream_joiner</tt> needs <tt>noexcept</tt></td><td>Kona</td><td></td></tr>
<tr><td><a href="http://cplusplus.github.io/LWG/lwg-defects.html#2495">2495</a></td><td>There is no such thing as an Exception Safety element</td><td>Kona</td><td></td></tr>
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