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authorbkoz <bkoz@138bc75d-0d04-0410-961f-82ee72b054a4>2006-07-20 23:37:27 +0000
committerbkoz <bkoz@138bc75d-0d04-0410-961f-82ee72b054a4>2006-07-20 23:37:27 +0000
commit4ffa185bd44b3be13462e963e8cef33a7c3fcb56 (patch)
tree65e37e23e7c174d37c16abc3c6c9928ba202b8fd /libstdc++-v3/docs
parentc62c86b934cb510653da768a29101a258ce7f6a3 (diff)
downloadppe42-gcc-4ffa185bd44b3be13462e963e8cef33a7c3fcb56.tar.gz
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2006-07-20 Benjamin Kosnik <bkoz@redhat.com>
Jakub Jelinek <jakub@redhat.com> PR libstdc++/19664 round 1 * acinclude.m4 (GLIBCXX_ENABLE_VISIBILITY): Check it. * configure.ac: Use it. * configure: Regenerate. * docs/html/configopts.html: Document it. * include/Makefile.am: Slip in to c++config. * include/Makefile.in: Regenerate. * include/bits/c++config (_GLIBCXX_VISIBILITY): New. (_GLIBCXX_BEGIN_NAMESPACE): Use it. (_GLIBCXX_END_NAMESPACE): Use it. (_GLIBCXX_BEGIN_NESTED_NAMESPACE): Use it. (_GLIBCXX_END_NESTED_NAMESPACE): Use it. * src/debug.cc: Mark __gnu_internal namespace with hidden visibility attribute. * src/ext-inst.cc: Same. * src/globals_io.cc: Same. * src/globals_locale.cc: Same. * src/ios_init.cc: Same. * src/locale.cc: Same. * src/mt_allocator.cc: Same. * src/pool_allocator.cc: Same. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@115632 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libstdc++-v3/docs')
-rw-r--r--libstdc++-v3/docs/html/configopts.html9
1 files changed, 9 insertions, 0 deletions
diff --git a/libstdc++-v3/docs/html/configopts.html b/libstdc++-v3/docs/html/configopts.html
index f7e1d79aa35..0a819f072c3 100644
--- a/libstdc++-v3/docs/html/configopts.html
+++ b/libstdc++-v3/docs/html/configopts.html
@@ -293,6 +293,15 @@ options</a></h1>
</dd>
+ <dt><code>--enable-visibility </code></dt>
+ <dd><p> In 4.2 and later, enables or disables visibility attributes.
+ If enabled (as by default), and the compiler seems capable of
+ passing the simple sanity checks thrown at it, adjusts items
+ in namespace std, namespace std::tr1, and namespace __gnu_cxx
+ so that -fvisibility options work.
+ </p>
+ </dd>
+
<dt><code>--enable-libstdcxx-pch </code></dt>
<dd><p>In 3.4 and later, tries to turn on the generation of
stdc++.h.gch, a pre-compiled file including all the standard
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