From: Tim 'mithro' Ansell <mithro@mithis.com>
Date: Fri, 24 Nov 2017 04:26:56 +0000 (+1100)
Subject: subcircuit: Class with virtual methods should have virtual destructor.
X-Git-Tag: yosys-0.8~266^2~3
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=04802e93e857a227b48479abd7970cb4152f496b;p=yosys.git

subcircuit: Class with virtual methods should have virtual destructor.

Fixes a compile warning.

* https://stackoverflow.com/questions/1123044/when-should-your-destructor-be-virtual
---

diff --git a/libs/subcircuit/subcircuit.h b/libs/subcircuit/subcircuit.h
index 5291c6421..8368efab1 100644
--- a/libs/subcircuit/subcircuit.h
+++ b/libs/subcircuit/subcircuit.h
@@ -131,7 +131,7 @@ namespace SubCircuit
 
 	public:
 		Solver();
-		~Solver();
+		virtual ~Solver();
 
 		void setVerbose();
 		void addGraph(std::string graphId, const Graph &graph);