diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/spack/spack/spec.py | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/lib/spack/spack/spec.py b/lib/spack/spack/spec.py index 19fb91427b..e43947b60b 100644 --- a/lib/spack/spack/spec.py +++ b/lib/spack/spack/spec.py @@ -1382,7 +1382,16 @@ class Spec(object): cover = kwargs.get('cover', 'nodes') direction = kwargs.get('direction', 'children') order = kwargs.get('order', 'pre') - deptype = dp.canonical_deptype(deptype) + + # we don't want to run canonical_deptype every time through + # traverse, because it is somewhat expensive. This ensures we + # canonicalize only once. + canonical_deptype = kwargs.get("canonical_deptype", None) + if canonical_deptype is None: + deptype = dp.canonical_deptype(deptype) + kwargs["canonical_deptype"] = deptype + else: + deptype = canonical_deptype # Make sure kwargs have legal values; raise ValueError if not. def validate(name, val, allowed_values): |