GCC 6.3 22 Dec 2016
GCC is an integrated distribution of compilers for several major programming languages. These languages currently include C, C++, Objective-C, Objective-C++, Java, Fortran, Ada, and Go.
major bugfix: GCC 6.3 is a bug-fix release from the GCC 6 branch containing important fixes for regressions and serious bugs in GCC 6.2 with more than 79 bugs fixed since the previous release.