Package: gcc-4.9

"gcc-4.9" package binaries on Debian:

/usr/bin/gcc-4.9 /usr/bin/gcc-ar-4.9 /usr/bin/gcc-nm-4.9 /usr/bin/gcc-ranlib-4.9 /usr/bin/gcov-4.9 /usr/bin/x86_64-linux-gnu-gcc-4.9 /usr/bin/x86_64-linux-gnu-gcc-ar-4.9 /usr/bin/x86_64-linux-gnu-gcc-nm-4.9 /usr/bin/x86_64-linux-gnu-gcc-ranlib-4.9 /usr/bin/x86_64-linux-gnu-gcov-4.9

You may install this package on Debian with apt-get install gcc-4.9