I have some development work, it seems that GCC 4.8 will not work well with other development tools, so I may have to stick with GCC 4.7, but I am not sure if this is allowed in Ubuntu 13.10(64bit). If yes, can anyone tell me how to install and configure gcc 4.7 here?
Yes, the two versions will happily coexist. You can invoke each individually by specifically invoking it though only one version will have
Install each separately with:
When you are ready to compile with a specific version invoke it explicitely: