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| author | Massimiliano Culpo <massimiliano.culpo@gmail.com> | 2021-10-21 17:44:36 +0200 |
|---|---|---|
| committer | Massimiliano Culpo <massimiliano.culpo@gmail.com> | 2021-10-25 09:11:04 +0200 |
| commit | dd4d7bae1dfdcba1697b7c669b5518bfd2daf39c (patch) | |
| tree | 876f962224e890fc8ecdcc273f938155d32131f3 /lib | |
| parent | 1e90160d681e80f212fd357128ca8af63ef576f0 (diff) | |
| download | spack-dd4d7bae1dfdcba1697b7c669b5518bfd2daf39c.tar.gz spack-dd4d7bae1dfdcba1697b7c669b5518bfd2daf39c.tar.bz2 spack-dd4d7bae1dfdcba1697b7c669b5518bfd2daf39c.tar.xz spack-dd4d7bae1dfdcba1697b7c669b5518bfd2daf39c.zip | |
ASP-based solver: a package eligible to provide a virtual must provide it
fixes #26866
This semantics fits with the way Spack currently treats providers of
virtual dependencies. It needs to be revisited when #15569 is reworked
with a new syntax.
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/spack/spack/solver/concretize.lp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/spack/spack/solver/concretize.lp b/lib/spack/spack/solver/concretize.lp index b85d2f798a..33044e0d38 100644 --- a/lib/spack/spack/solver/concretize.lp +++ b/lib/spack/spack/solver/concretize.lp @@ -190,6 +190,11 @@ provides_virtual(Provider, Virtual) :- % fulfill the conditions to provide that virtual :- provider(Package, Virtual), not provides_virtual(Package, Virtual). +% If a package meets the condition to be a provider, it needs to be a provider +:- not provider(Package, Virtual), + provides_virtual(Package, Virtual), + virtual_node(Virtual). + % If a package is selected as a provider, it is provider of all % the virtuals it provides :- provides_virtual(Package, V1), provides_virtual(Package, V2), V1 != V2, |