Partial fix for #12825 FN constParameterReference with container functions (#6506)

Author: chrchr-github

cfg/std.cfg

@@ -6706,7 +6706,7 @@ The obsolete function 'gets' is called. With 'gets' you'll get a buffer overrun
     <arg nr="1">
       <not-uninit/>
     </arg>
-    <arg nr="2" default="0">
+    <arg nr="2" default="0" direction="in" indirect="0">
       <not-uninit/>
     </arg>
   </function>
@@ -6755,10 +6755,10 @@ The obsolete function 'gets' is called. With 'gets' you'll get a buffer overrun
     <arg nr="1">
       <not-uninit/>
     </arg>
-    <arg nr="2" default="0">
+    <arg nr="2" default="0" direction="in" indirect="0">
       <not-uninit/>
     </arg>
-    <arg nr="3" default="0">
+    <arg nr="3" default="0" direction="in" indirect="0">
       <not-uninit/>
     </arg>
   </function>

test/cfg/std.cpp

@@ -5075,3 +5075,14 @@ void constVariablePointer_push_back(std::vector<T*>& d, const std::vector<T*>& s
 void constParameterReference_push_back(std::vector<std::string>& v, std::string& s) { // #12661
     v.push_back(s);
 }
+
+// cppcheck-suppress constParameterReference
+void constParameterReference_assign(std::vector<int>& v, int& r) {
+    v.assign(5, r);
+}
+
+// cppcheck-suppress constParameterReference
+void constParameterReference_insert(std::list<int>& l, int& r) {
+    l.insert(l.end(), r);
+    l.insert(l.end(), 5, r);
+}