112                                convertible_to<char16_e> to_c16e,  in test_implicit_conversions()  argument
118   f0(to_c16e);  in test_implicit_conversions()
122   f2(to_c16e);  in test_implicit_conversions()
130   (void)(to_c16 == to_c16e);  in test_implicit_conversions()
131   (void)(to_c16 != to_c16e);  in test_implicit_conversions()
132   (void)(to_c16 <  to_c16e);  in test_implicit_conversions()
133   (void)(to_c16 <= to_c16e);  in test_implicit_conversions()
134   (void)(to_c16 >  to_c16e);  in test_implicit_conversions()
135   (void)(to_c16 >= to_c16e);  in test_implicit_conversions()
146   (void)+to_c16e;  in test_implicit_conversions()
147   (void)-to_c16e;  in test_implicit_conversions()
148   (void)~to_c16e;  in test_implicit_conversions()
149   (void)(to_c16e == to_c16e);  in test_implicit_conversions()
150   (void)(to_c16e != to_c16e);  in test_implicit_conversions()
151   (void)(to_c16e <  to_c16e);  in test_implicit_conversions()
152   (void)(to_c16e <= to_c16e);  in test_implicit_conversions()
153   (void)(to_c16e >  to_c16e);  in test_implicit_conversions()
154   (void)(to_c16e >= to_c16e);  in test_implicit_conversions()
155   (void)(to_c16e + to_c16);  in test_implicit_conversions()
156   (void)(to_c16e - to_c16);  in test_implicit_conversions()
157   (void)(to_c16e * to_c16);  in test_implicit_conversions()
158   (void)(to_c16e / to_c16);  in test_implicit_conversions()
168   (void)(to_c16 == to_c16e);  in test_implicit_conversions()
169   (void)(to_c16 != to_c16e);  in test_implicit_conversions()
170   (void)(to_c16 <  to_c16e);  in test_implicit_conversions()
171   (void)(to_c16 <= to_c16e);  in test_implicit_conversions()
172   (void)(to_c16 >  to_c16e);  in test_implicit_conversions()
173   (void)(to_c16 >= to_c16e);  in test_implicit_conversions()
174   (void)(to_c16 + to_c16e);  in test_implicit_conversions()
175   (void)(to_c16 - to_c16e);  in test_implicit_conversions()
176   (void)(to_c16 * to_c16e);  in test_implicit_conversions()
177   (void)(to_c16 / to_c16e);  in test_implicit_conversions()
179   (void)(rto_c16 += to_c16e);  in test_implicit_conversions()
180   (void)(rto_c16 -= to_c16e);  in test_implicit_conversions()
181   (void)(rto_c16 *= to_c16e);  in test_implicit_conversions()
182   (void)(rto_c16 /= to_c16e);  in test_implicit_conversions()
184   (void)(Cond? to_c16 : to_c16e);  in test_implicit_conversions()
189   (void)(Cond? to_c16e : to_ll16e);  in test_implicit_conversions()