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Improve spec for year_month - year_month

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Howard Hinnant 2017-06-29 21:33:43 -04:00
parent 2b55bdb2e4
commit 2b100280c0
1 changed files with 3 additions and 3 deletions
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d0355r4.html
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@ -60,7 +60,7 @@ Document number: D0355R4<br>
<ul>
<li>Rewrite in terms of <code>string_view</code>.</li>
<li><ins>Improve spec for operator-(const year_month& x, const year_month& y).</ins></li>
<li>Improve spec for operator-(const year_month&amp; x, const year_month&amp; y).</li>
<li>Refine constraints on conversions from calendar types to sys_days.</li>
<li>Added <code>zoned_time</code> default constructor.</li>
<li>Correct minor type-o's.</li>
@ -6419,8 +6419,8 @@ constexpr months operator-(const year_month&amp; x, const year_month&amp; y) noe
<blockquote>
<p>
<i>Returns:</i> The number of <code>months</code> one must add to <code>y</code> to get
<code>x</code>.
<i>Returns:</i> <code>x.year() - y.year() + months{static_cast&lt;int&gt;(unsigned{x.month()}) -
static_cast&lt;int&gt;(unsigned{y.month()})}</code>.
</p>
</blockquote>