src/pmc/fixedpmcarray.pmc: get_repr() should use freeze/thaw

[jkeenan]

This ticket moves an item previously discussed in the RT system at  RT 46673 to the TT system.

179 =item C<STRING *get_repr()>
180 
181 Returns a string representation of the array contents.
182 RT #46673 implement freeze/thaw and use that instead.
183 
184 =cut
185 
186 */
187 
188     VTABLE STRING *get_string() {
189         return Parrot_str_from_int(INTERP, SELF.elements());
190     }
191 
192     VTABLE STRING *get_repr() {
193         STRING *res    = CONST_STRING(INTERP, "(");
194         const INTVAL n = VTABLE_elements(INTERP, SELF);
195         INTVAL  i;
196 
197         for (i = 0; i < n; ++i) {
198             PMC * const val = SELF.get_pmc_keyed_int(i);
199             if (i > 0)
200                 res = Parrot_str_append(INTERP, res, CONST_STRING(INTERP, ",     "));
201 
202             res = Parrot_str_append(INTERP, res, VTABLE_get_repr(INTERP, val    ));
203         }
204 
205         res = Parrot_str_append(INTERP, res, CONST_STRING(INTERP, ")"));
206 
207         return res;
208     }

kid51