Comment (by Roland Haas):

The rule is a bit more complex (see https://stackoverflow.com/a/29108622) and the two patches above demonstrate what needs to be done. Basically one can restrict a pattern-rule to apply to only certain files by listing those files before the rule.

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Ticket URL: https://bitbucket.org/einsteintoolkit/tickets/issues/1923/make-utils-and-simfactory-ignore-hwloc