The debug symbols are in http://ddebs.ubuntu.com/pool/main/g/gcc-4.8/ and are also in the indexes:
$ wget -q -O- http://ddebs.ubuntu.com/dists/trusty-updates/main/binary-amd64/Packages.xz | xzgrep 'Package: gcc-4.8' Package: gcc-4.8-multilib-dbgsym Package: gcc-4.8-dbgsym Package: gcc-4.8-plugin-dev-dbgsym Presumably you are missing apt sources for ddebs for trusty-updates? Your attached sources.list does not have any dbgsym lines, but they might be in /etc/apt/sources.list.d/? ** Changed in: gcc-4.8 (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1530497 Title: Debug symbols for gcc 4.8 missing in Trusty To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gcc-4.8/+bug/1530497/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs