analyzer: add missing final keyword

Fixes the following clang warning:
gcc/analyzer/region-model.cc:5096:8: warning: 'subclass_equal_p' overrides a member function but is not marked 'override' [-Winconsistent-missing-override]

gcc/analyzer/ChangeLog:

	* region-model.cc: Add missing final keyword.

diff --git a/gcc/analyzer/region-model.cc b/gcc/analyzer/region-model.cc
index ec29be259b5e150d228fc281602b88629fadc535..5a64c00ef1457ebdacd6b58febf6b87b521c5dfb 100644 (file)
--- a/gcc/analyzer/region-model.cc
+++ b/gcc/analyzer/region-model.cc
@@ -5093,7 +5093,7 @@ public:
     return "float_as_size_arg_diagnostic";
   }
 
-  bool subclass_equal_p (const pending_diagnostic &other) const
+  bool subclass_equal_p (const pending_diagnostic &other) const final override
   {
     return same_tree_p (m_arg, ((const float_as_size_arg &) other).m_arg);
   }