[PATCH (pushed)] fix clang warnings (-Winconsistent-missing-override)

[Martin Liška]

Part 2.

gcc/ChangeLog:

        * value-range.h: Add more override keywords.
---
 gcc/value-range.h | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/gcc/value-range.h b/gcc/value-range.h
index b25dd30d88a..f7f3665be07 100644
--- a/gcc/value-range.h
+++ b/gcc/value-range.h
@@ -350,10 +350,10 @@ public:
   virtual bool singleton_p (tree *result = NULL) const override;
   virtual bool supports_type_p (const_tree type) const override;
   virtual void accept (const vrange_visitor &v) const override;
-  virtual bool zero_p () const;
-  virtual bool nonzero_p () const;
-  virtual void set_nonzero (tree type);
-  virtual void set_zero (tree type);
+  virtual bool zero_p () const override;
+  virtual bool nonzero_p () const override;
+  virtual void set_nonzero (tree type) override;
+  virtual void set_zero (tree type) override;
   virtual void set_nonnegative (tree type) override;
   frange& operator= (const frange &);
   bool operator== (const frange &) const;
-- 
2.37.2