mirror: fix error for some specs during concretization (#2806)

2017-01-11 16:38:22 +01:00 · 2017-01-11 16:38:22 +01:00 · de2cb864fa
commit de2cb864fa
parent 481bc91854
1 changed files with 3 additions and 0 deletions
--- a/lib/spack/spack/mirror.py
+++ b/lib/spack/spack/mirror.py
@ -104,6 +104,9 @@ def get_matching_versions(specs, **kwargs):
                s = Spec(pkg.name)
                s.versions = VersionList([v])
                s.variants = spec.variants.copy()
+                # This is needed to avoid hanging references during the
+                # concretization phase
+                s.variants.spec = s
                matching_spec.append(s)

        if not matching_spec: