Move a static utility function so it can be used more widely

Author: martin

src/goto-analyzer/static_verifier.cpp

@@ -27,6 +27,31 @@ struct static_verifier_resultt
   irep_idt function_id;
 };
 
+static static_verifier_resultt::statust
+check_assertion(const ai_domain_baset &domain, exprt e, const namespacet &ns)
+{
+  if(domain.is_bottom())
+  {
+    return static_verifier_resultt::BOTTOM;
+  }
+
+  domain.ai_simplify(e, ns);
+  if(e.is_true())
+  {
+    return static_verifier_resultt::TRUE;
+  }
+  else if(e.is_false())
+  {
+    return static_verifier_resultt::FALSE;
+  }
+  else
+  {
+    return static_verifier_resultt::UNKNOWN;
+  }
+
+  UNREACHABLE;
+}
+
 void static_verifier(
   const abstract_goto_modelt &abstract_goto_model,
   const ai_baset &ai,
@@ -224,31 +249,6 @@ static void static_verifier_console(
     m.result() << '\n';
 }
 
-static static_verifier_resultt::statust
-check_assertion(const ai_domain_baset &domain, exprt e, const namespacet &ns)
-{
-  if(domain.is_bottom())
-  {
-    return static_verifier_resultt::BOTTOM;
-  }
-
-  domain.ai_simplify(e, ns);
-  if(e.is_true())
-  {
-    return static_verifier_resultt::TRUE;
-  }
-  else if(e.is_false())
-  {
-    return static_verifier_resultt::FALSE;
-  }
-  else
-  {
-    return static_verifier_resultt::UNKNOWN;
-  }
-
-  UNREACHABLE;
-}
-
 /// Runs the analyzer and then prints out the domain
 /// \param goto_model: the program analyzed
 /// \param ai: the abstract interpreter after it has been run to fix point