Ian McInerney 34e5b76c5f Add virtual constructors to some classes that should have them ... This is more for safety from undefined deletion behavior than anything else (it also silences the Clang -Wnon-virtual-dtor warning).		2020-02-05 22:19:14 +00:00
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drc_tool.cpp	Add virtual constructors to some classes that should have them	2020-02-05 22:19:14 +00:00