On 05/10/2017 09:09, vyshnav wrote: > Can I replace gcc4.4.7 with compat-gcc-44-4.4.7-8.el7.x86_64 in Centos7, > Both are same? This is distribution-specific, and thus OT on this list. But I see you've already asked in the right place: https://www.centos.org/forums/viewtopic.php?f=47&t=64475 There's always the possibility to *pay* for support: https://www.roguewave.com/products-services/open-source-support/centos-linux-support https://www.redhat.com/en/technologies/linux-platforms/enterprise-linux (Open source software doesn't magically pay for itself.)