Harmen Stoppels c5aee4d9b4 define_from_variant: return an empty string for non-existing variants (#27503) ...

This permits to use conditional variants without a lot of boilerplate.

2021-11-19 14:10:00 +01:00

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spack

define_from_variant: return an empty string for non-existing variants (#27503)

2021-11-19 14:10:00 +01:00