Packages mentioned in the bug description comes from official Ubuntu gcc-7 source package. Reassigning there.
** Project changed: gcc-arm-embedded => gcc-7 (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1799955 Title: Cannot install multiarch libstdc++-7-dev:armhf and libstdc++-7-dev:amd64 on Ubuntu 18.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gcc-7/+bug/1799955/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs