/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