Qt subslots "must only be used by packages that are known to use private parts of the Qt API". A quick grep of app-mobilephone/heimdall doesn't reveal any such usage, so please review this subslot operator and remove it unless it really is definitely needed.
The bug has been closed via the following commit(s): https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=bbe8b52d076c1606d784ef84fb2ae9e3d11ebfd0 commit bbe8b52d076c1606d784ef84fb2ae9e3d11ebfd0 Author: Lars Wendler <polynomial-c@gentoo.org> AuthorDate: 2019-04-21 01:27:42 +0000 Commit: Lars Wendler <polynomial-c@gentoo.org> CommitDate: 2019-04-21 01:27:42 +0000 app-mobilephone/heimdall: Removed suspicious Qt subslot operator Closes: https://bugs.gentoo.org/624240 Package-Manager: Portage-2.3.64, Repoman-2.3.12 Signed-off-by: Lars Wendler <polynomial-c@gentoo.org> app-mobilephone/heimdall/Manifest | 2 +- app-mobilephone/heimdall/heimdall-1.4.2.ebuild | 10 +++++----- app-mobilephone/heimdall/heimdall-9999.ebuild | 10 +++++----- 3 files changed, 11 insertions(+), 11 deletions(-)