audit: detect self-referential depends_on #42456
Merged
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fixes #42427
This PR detects self referential dependencies in our
builtin
repository, of the form:Directives of this form may be an issue, in particular when used for virtuals, see #42427. In general, they ought to be rewritten either by specifying the virtual they provide:
or resorting to other directives (like
requires
orconflicts
) which cannot add a new dependency.All the issues pointed out by this audit, when it was a draft, have been fixed already in separate PRs.