Re: multiple libstdc++

[Robert Heller]

  Wojtek Michalik <wojmichal@poczta.onet.pl>,
  In a message on Thu, 01 Sep 2005 19:28:03 +0200, wrote :

WM> On Thu, 01 Sep 2005 13:12:36 +0200, Ralf Fassel wrote:
WM> 
WM> > * Wojtek Michalik <wojmichal@poczta.onet.pl>
WM> > | I have multiple vessions of libstdc++ installed 3.3 and 3.4
WM> > | My programs using this librarry are linked against the first one by
WM> > | default. I want to change this behavior.
WM> > 
WM> > Usually /usr/lib/libstdc++.so (which is used at compile time) is a
WM> > symbolic link to the library with version number.  This link
WM> > determines which version is required at run time.
WM> That is no problem. I know how to link with multiple versions of other
WM> libraries but this one is somehow special. Apart from linking to
WM> libstdc++.so.5 I can link to libstdc++.6. Fine. I can also force g++ to
WM> use particular set of headers. I am not sure if it is going to be enough.

If both libraries were built with the *same* (major?) version of g++ it
should be fine.  If they were built with *different* versions of g++,
you may have name mangling issues.

WM>  
WM> > Also check your compiler/linker docs whether it supports specifying a
WM> > library version.
WM> > 
WM> > HTH
WM> > R'
WM> 
WM>                                                                             
                      

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