diff options
Diffstat (limited to 'libstdc++-v3/doc/html/manual/configure.html')
| -rw-r--r-- | libstdc++-v3/doc/html/manual/configure.html | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/libstdc++-v3/doc/html/manual/configure.html b/libstdc++-v3/doc/html/manual/configure.html index 6453f08d2e..96f40a62ed 100644 --- a/libstdc++-v3/doc/html/manual/configure.html +++ b/libstdc++-v3/doc/html/manual/configure.html @@ -228,13 +228,17 @@ when standard error is not available. This option disables those messages. This option does not change the library ABI. </p></dd><dt><span class="term"><code class="code">--disable-libstdcxx-dual-abi</code></span></dt><dd><p> - Disable support for the new, C++11-conforming <code class="code">std::string</code> - implementation. This option changes the library ABI. - </p></dd><dt><span class="term"><code class="code">--with-default-libstdcxx-abi</code></span></dt><dd><p> - By default, the new <code class="code">std::string</code> implementation will be - declared and a macro must be defined to declare the old implementation - instead. That default can be reversed by configuring the library with - <code class="code">--with-default-libstdcxx-abi=c++98</code>. + Disable support for the new, C++11-conforming implementations of + <code class="code">std::string</code>, <code class="code">std::list</code> etc. so that the + library only provides definitions of types using the old ABI + (see <a class="xref" href="using_dual_abi.html" title="Dual ABI">Dual ABI</a>). + This option changes the library ABI. + </p></dd><dt><span class="term"><code class="code">--with-default-libstdcxx-abi=</code><em class="replaceable"><code>OPTION</code></em></span></dt><dd><p> + Set the default value for the <span class="symbol">_GLIBCXX_USE_CXX11_ABI</span> + macro (see <a class="xref" href="using_macros.html" title="Macros">Macros</a>). + The default is <code class="option">OPTION=c++11</code> which sets the macro to + <code class="literal">1</code>, + use <code class="option">OPTION=c++98</code> to set it to <code class="literal">0</code>. This option does not change the library ABI. </p></dd><dt><span class="term"><code class="code">--enable-vtable-verify</code>[default]</span></dt><dd><p>Use <code class="code">-fvtable-verify=std</code> to compile the C++ runtime with instrumentation for vtable verification. All virtual |