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Fix: prevented the binding illegal temporary to optional<const int&>

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Older MSVC versions add illegal temporary when you want to assign from const integral value.
This commit is contained in:
Andrzej Krzemienski
2016-02-18 23:18:01 +01:00
parent 1671966380
commit 44d57a1d8b
20 changed files with 161 additions and 109 deletions
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6
doc/html/boost_optional/tutorial/design_overview/the_interface.html
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@ -142,10 +142,10 @@
about the possibly uninitialized state appealing to the familiar pointer
semantics w.r.t. to null pointers.
</p>
<div class="warning"><table border="0" summary="Warning">
<div class="caution"><table border="0" summary="Caution">
<tr>
<td rowspan="2" align="center" valign="top" width="25"><img alt="[Warning]" src="../../../../../../../doc/src/images/warning.png"></td>
<th align="left">Warning</th>
<td rowspan="2" align="center" valign="top" width="25"><img alt="[Caution]" src="../../../../../../../doc/src/images/caution.png"></td>
<th align="left">Caution</th>
</tr>
<tr><td align="left" valign="top"><p>
However, it is particularly important to note that <code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;&gt;</span></code> objects are not pointers. <span class="underline"><code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;&gt;</span></code> is not, and does not model, a