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re PR libstdc++/12657 (Resolution of DR 292 (WP) still unimplemented)

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2003-10-22  Paolo Carlini  <pcarlini@suse.de>

	PR libstdc++/12657
	* include/bits/basic_ios.tcc (copyfmt(const basic_ios&)):
	Implement resolution of DR 292 (WP).
	* docs/html/ext/howto.html: Add entry for DR 292.

From-SVN: r72803
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Paolo Carlini 2003-10-22 15:44:19 +00:00 committed by Paolo Carlini
parent e61acf7242
commit 57d01e696f
3 changed files with 18 additions and 0 deletions
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7
libstdc++-v3/ChangeLog
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@ -1,3 +1,10 @@
2003-10-22 Paolo Carlini <pcarlini@suse.de>
PR libstdc++/12657
* include/bits/basic_ios.tcc (copyfmt(const basic_ios&)):
Implement resolution of DR 292 (WP).
* docs/html/ext/howto.html: Add entry for DR 292.
2003-10-21 Benjamin Kosnik <bkoz@redhat.com>
* include/ext/mt_allocator.h: Change include to gthr.h.

6
libstdc++-v3/docs/html/ext/howto.html
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@ -640,6 +640,12 @@
<dd>Similar to 118.
</dd>
<dt><a href="lwg-defects.html#292">292</a>:
<em>Effects of a.copyfmt (a)</em>
</dt>
<dd>If <code>(this == &amp;rhs)</code> do nothing.
</dd>
<!--
<dt><a href="lwg-defects.html#"></a>:
<em></em>

5
libstdc++-v3/include/bits/basic_ios.tcc
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@ -60,6 +60,11 @@ namespace std
basic_ios<_CharT, _Traits>&
basic_ios<_CharT, _Traits>::copyfmt(const basic_ios& __rhs)
{
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// 292. effects of a.copyfmt (a)
if (this == &__rhs)
return *this;
// Per 27.1.1, do not call imbue, yet must trash all caches
// associated with imbue()