Translations:Upgrading GCC/47/en

Yes, C++, since most incompatibilities occur within the C++ ABI. If you are upgrading to GCC 4.1, or GCC 5.1, you would probably encounter ABI issues. To prevent this, the command should be run against the  library when moving from GCC 3 to GCC 4.1, or  when moving from GCC 4 to GCC 5.1.