[C++] Remove all warnings from clang

3 files changed, 21 insertions, 21 deletions

diff --git a/expr.cc b/expr.cc
index a8f306c..3da740e 100644
--- a/expr.cc
+++ b/expr.cc
@@ -62,7 +62,7 @@ class Literal : public Value {
     s->append(s_.begin(), s_.end());
   }
 
-  virtual bool IsLiteral() const { return true; }
+  virtual bool IsLiteral() const override { return true; }
 
   virtual string DebugString_() const override {
     return s_.as_string();
@@ -109,7 +109,7 @@ class Expr : public Value {
     return r;
   }
 
-  virtual Value* Compact() {
+  virtual Value* Compact() override {
     if (vals_.size() != 1) {
       return this;
     }
diff --git a/find.cc b/find.cc
index 4c7cd8f..b783acb 100644
--- a/find.cc
+++ b/find.cc
@@ -154,7 +154,7 @@ class DirentFileNode : public DirentNode {
   virtual bool RunFind(const FindCommand& fc, int d,
                        string* path,
                        unordered_map<const DirentNode*, string>*,
-                       string* out) const {
+                       string* out) const override {
     PrintIfNecessary(fc, *path, type_, d, out);
     return true;
   }
@@ -205,7 +205,7 @@ class DirentDirNode : public DirentNode {
     }
   }
 
-  virtual const DirentNode* FindDir(StringPiece d) const {
+  virtual const DirentNode* FindDir(StringPiece d) const override {
     if (d.empty() || d == ".")
       return this;
     size_t index = d.find('/');
@@ -224,7 +224,7 @@ class DirentDirNode : public DirentNode {
   virtual bool RunFind(const FindCommand& fc, int d,
                        string* path,
                        unordered_map<const DirentNode*, string>* cur_read_dirs,
-                       string* out) const {
+                       string* out) const override {
     ScopedReadDirTracker srdt(this, *path, cur_read_dirs);
     if (!srdt.ok()) {
       fprintf(stderr, "FindEmulator: find: File system loop detected; `%s' is "
@@ -308,7 +308,7 @@ class DirentSymlinkNode : public DirentNode {
       : DirentNode(name), to_(NULL), errno_(0) {
   }
 
-  virtual const DirentNode* FindDir(StringPiece d) const {
+  virtual const DirentNode* FindDir(StringPiece d) const override {
     if (errno_ == 0 && to_)
       return to_->FindDir(d);
     return NULL;
@@ -317,7 +317,7 @@ class DirentSymlinkNode : public DirentNode {
   virtual bool RunFind(const FindCommand& fc, int d,
                        string* path,
                        unordered_map<const DirentNode*, string>* cur_read_dirs,
-                       string* out) const {
+                       string* out) const override {
     unsigned char type = DT_LNK;
     if (fc.follows_symlinks && errno_ != ENOENT) {
       if (errno_) {
diff --git a/var.h b/var.h
index c3bb233..5ba5fcb 100644
--- a/var.h
+++ b/var.h
@@ -65,16 +65,16 @@ class SimpleVar : public Var {
   explicit SimpleVar(VarOrigin origin);
   SimpleVar(const string& v, VarOrigin origin);
 
-  virtual const char* Flavor() const {
+  virtual const char* Flavor() const override {
     return "simple";
   }
-  virtual VarOrigin Origin() const {
+  virtual VarOrigin Origin() const override {
     return origin_;
   }
 
   virtual void Eval(Evaluator* ev, string* s) const override;
 
-  virtual void AppendVar(Evaluator* ev, Value* v);
+  virtual void AppendVar(Evaluator* ev, Value* v) override;
 
   virtual StringPiece String() const override;
 
@@ -91,16 +91,16 @@ class RecursiveVar : public Var {
  public:
   RecursiveVar(Value* v, VarOrigin origin, StringPiece orig);
 
-  virtual const char* Flavor() const {
+  virtual const char* Flavor() const override {
     return "recursive";
   }
-  virtual VarOrigin Origin() const {
+  virtual VarOrigin Origin() const override {
     return origin_;
   }
 
   virtual void Eval(Evaluator* ev, string* s) const override;
 
-  virtual void AppendVar(Evaluator* ev, Value* v);
+  virtual void AppendVar(Evaluator* ev, Value* v) override;
 
   virtual StringPiece String() const override;
 
@@ -116,13 +116,13 @@ class UndefinedVar : public Var {
  public:
   UndefinedVar();
 
-  virtual const char* Flavor() const {
+  virtual const char* Flavor() const override {
     return "undefined";
   }
-  virtual VarOrigin Origin() const {
+  virtual VarOrigin Origin() const override {
     return VarOrigin::UNDEFINED;
   }
-  virtual bool IsDefined() const { return false; }
+  virtual bool IsDefined() const override { return false; }
 
   virtual void Eval(Evaluator* ev, string* s) const override;
 
@@ -141,19 +141,19 @@ class RuleVar : public Var {
     delete v_;
   }
 
-  virtual const char* Flavor() const {
+  virtual const char* Flavor() const override {
     return v_->Flavor();
   }
-  virtual VarOrigin Origin() const {
+  virtual VarOrigin Origin() const override {
     return v_->Origin();
   }
-  virtual bool IsDefined() const {
+  virtual bool IsDefined() const override {
     return v_->IsDefined();
   }
-  virtual void Eval(Evaluator* ev, string* s) const {
+  virtual void Eval(Evaluator* ev, string* s) const override {
     v_->Eval(ev, s);
   }
-  virtual void AppendVar(Evaluator* ev, Value* v) {
+  virtual void AppendVar(Evaluator* ev, Value* v) override {
     v_->AppendVar(ev, v);
   }
   virtual StringPiece String() const override {