From 57d01e696f51a8761f0feb35e82f93f37f341b0f Mon Sep 17 00:00:00 2001
From: Paolo Carlini <pcarlini@suse.de>
Date: Wed, 22 Oct 2003 15:44:19 +0000
Subject: [PATCH] re PR libstdc++/12657 (Resolution of DR 292 (WP) still
unimplemented)
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
---
libstdc++-v3/ChangeLog | 7 +++++++
libstdc++-v3/docs/html/ext/howto.html | 6 ++++++
libstdc++-v3/include/bits/basic_ios.tcc | 5 +++++
3 files changed, 18 insertions(+)
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 3ac3f04ce385..7ee8180efe55 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -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.
diff --git a/libstdc++-v3/docs/html/ext/howto.html b/libstdc++-v3/docs/html/ext/howto.html
index 1c190a66613e..f9e7cb6e4d46 100644
--- a/libstdc++-v3/docs/html/ext/howto.html
+++ b/libstdc++-v3/docs/html/ext/howto.html
@@ -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 == &rhs)</code> do nothing.
+ </dd>
+
<!--
<dt><a href="lwg-defects.html#"></a>:
<em></em>
diff --git a/libstdc++-v3/include/bits/basic_ios.tcc b/libstdc++-v3/include/bits/basic_ios.tcc
index 9df5f4880e34..541453afb319 100644
--- a/libstdc++-v3/include/bits/basic_ios.tcc
+++ b/libstdc++-v3/include/bits/basic_ios.tcc
@@ -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()
--
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