non-empty list variable matches with empty list #97
Description
Created 2011-04-11 by [email protected] assigned to [email protected]
In concrete patterns, for some reason a non-empty var (i.e. <Sym+ s>) matches with an empty list.
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Created 2011-04-11 by [email protected] assigned to [email protected]
In concrete patterns, for some reason a non-empty var (i.e. <Sym+ s>) matches with an empty list.