Enable -Wsuggest-override by default. (#1643)

Adds missing override keywords.

1 files changed, 23 insertions, 12 deletions

diff --git a/src/proof/uf_proof.h b/src/proof/uf_proof.h
index 1b14bd15f..7aa00cc35 100644
--- a/src/proof/uf_proof.h
+++ b/src/proof/uf_proof.h
@@ -66,7 +66,7 @@ protected:
 public:
   UFProof(theory::uf::TheoryUF* uf, TheoryProofEngine* proofEngine);
 
-  virtual void registerTerm(Expr term);
+  void registerTerm(Expr term) override;
 };
 
 class LFSCUFProof : public UFProof {
@@ -74,17 +74,28 @@ public:
   LFSCUFProof(theory::uf::TheoryUF* uf, TheoryProofEngine* proofEngine)
     : UFProof(uf, proofEngine)
   {}
-  virtual void printOwnedTerm(Expr term, std::ostream& os, const ProofLetMap& map);
-  virtual void printOwnedSort(Type type, std::ostream& os);
-  virtual void printTheoryLemmaProof(std::vector<Expr>& lemma, std::ostream& os, std::ostream& paren, const ProofLetMap& map);
-  virtual void printSortDeclarations(std::ostream& os, std::ostream& paren);
-  virtual void printTermDeclarations(std::ostream& os, std::ostream& paren);
-  virtual void printDeferredDeclarations(std::ostream& os, std::ostream& paren);
-  virtual void printAliasingDeclarations(std::ostream& os, std::ostream& paren, const ProofLetMap &globalLetMap);
-
-  bool printsAsBool(const Node &n);
-
-  void printConstantDisequalityProof(std::ostream& os, Expr c1, Expr c2, const ProofLetMap &globalLetMap);
+  void printOwnedTerm(Expr term,
+                      std::ostream& os,
+                      const ProofLetMap& map) override;
+  void printOwnedSort(Type type, std::ostream& os) override;
+  void printTheoryLemmaProof(std::vector<Expr>& lemma,
+                             std::ostream& os,
+                             std::ostream& paren,
+                             const ProofLetMap& map) override;
+  void printSortDeclarations(std::ostream& os, std::ostream& paren) override;
+  void printTermDeclarations(std::ostream& os, std::ostream& paren) override;
+  void printDeferredDeclarations(std::ostream& os,
+                                 std::ostream& paren) override;
+  void printAliasingDeclarations(std::ostream& os,
+                                 std::ostream& paren,
+                                 const ProofLetMap& globalLetMap) override;
+
+  bool printsAsBool(const Node& n) override;
+
+  void printConstantDisequalityProof(std::ostream& os,
+                                     Expr c1,
+                                     Expr c2,
+                                     const ProofLetMap& globalLetMap) override;
 };