luca regini wrote: > I am currently using a shared library (whose source i don't have > access to) that is linked against libstdc++.so.5. For reasons that i > am not into explaining we must compile and link > against this library on RedHat Linux EL 5 that comes with a gcc > 4 > and defaults its c++ runtime to version 6 ( libstdc++.so.6). This > results in memory leaks because memory > allocated on one runtime cannot be freed on the other. Is there a way > to force linking on libstdc++.so.5? From an internet search it seems > to me that the only way is to build gcc 3.3 on my development box. This will work. > If > this is the answer then i would like to know how can the built gcc > version be able to use libstdc++.so.5 since the default runtime is > libstdc++.so.6. The built gcc has its own copy of libstdc++.so.5. This gets installed when you install the compiler. Andrew.