132 namespace Keep {  namespace
137 struct Keep {  struct
140   Str PrivateS;
141   Str *Sptr;
142   Str &Sref;
145   int M;
146   Str S;
148   void keepTrivial() {}  in keepTrivial()
151   void keepStatic() { int I = 0; }  in keepStatic()
154   int *keepConstCast() { // Needs to stay non-const.  in keepConstCast()
158   void non_const_use() { free_non_const_use(this); }  in non_const_use()
159   void non_const_use_ref() { free_non_const_use(*this); }  in non_const_use_ref()
161   Keep *return_this() {  in return_this()
165   Keep &return_this_ref() {  in return_this_ref()
169   void escape_this() {  in escape_this()
173   void call_private_const_method() {  in call_private_const_method()
177   int keepConst() const { return M; }  in keepConst()
179   virtual int keepVirtual() { return M; }  in keepVirtual()
181   void writeField() {  in writeField()
185   void callNonConstMember() { writeField(); }  in callNonConstMember()
187   void call_non_const_member_on_field() { S.non_const_method(); }  in call_non_const_member_on_field()
189   void call_const_member_on_private_field() {  in call_const_member_on_private_field()
195   const Str &return_private_field_ref() {  in return_private_field_ref()
201   void call_non_const_member_on_pointee() {  in call_non_const_member_on_pointee()
205   void call_const_member_on_pointee() {  in call_const_member_on_pointee()
211   Str *return_pointer() {  in return_pointer()
217   const Str *return_const_pointer() {  in return_const_pointer()
223   void call_non_const_member_on_ref() {  in call_non_const_member_on_ref()
227   void escaped_private_field() {  in escaped_private_field()
231   Str &return_field_ref() {  in return_field_ref()
237   const Str &return_field_const_ref() {  in return_field_const_ref()