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RFC: Speeding up libstdc++.so with --dynamic-list-data

H. J. Lu hjl@lucon.org
Tue Jan 9 15:52:00 GMT 2007 
On Tue, Jan 09, 2007 at 04:42:41PM +0100, Paolo Bonzini wrote:
> 
> >I am testing this patch now. It should fix the regresions when
> >libstdc++ is built with
> >
> >-Bsymbolic-functions --dynamic-list-cpp-new

I tested it on gcc 4.2 with C, C++, Java and Fortran on Linux/x86-64.
There is no regression.

> 
> What about just --dynamic-list-cpp that enables the new behavior and 
> implies --dynamic-list-cpp-typeinfo (I know that it is useless in this 
> particular case, since C++ typeinfo is data, but in general such an 
> option sounds more useful than only --dynamic-list-cpp-new).

I think you only need --dynamic-list-cpp-new for building libstdc++.so.
-Bsymbolic-functions should be sufficient for other C++ shared
libraries.


H.J.
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