Fix: TMap.Copy() now only copies _root if there were entries in the map

maxmods / brl.mod

BlitzMax's BRL modules, patched and updated.

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Fix: TMap.Copy() now only copies _root if there were entries in the map #12

Closed GWRon closed 7 years ago

GWRon commented 7 years ago

There is also "IsEmpty()" which could be used to check whether a copy is really needed, but if TMap is somewhen updated, "IsEmpty()" might return True while a "copy" is no longer allowed to get skipped.

Closes bmx-ng/brl.mod/issues/41