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Annotation of researchv10no/cmd/cfront/ooptcfront/demo/override.c, revision 1.1.1.1

1.1       root        1: #include "check.h"
                      2: 
                      3: // check overriding of member functions
                      4: 
                      5: 
                      6: template <class T> class oc {
                      7: public:
                      8:   T mem ;
                      9:   // a vanilla function
                     10:   foo() ;
                     11:   // an operator
                     12:   operator + (oc) ;
                     13:   // a constructor
                     14:   oc() ;
                     15: } ;
                     16: 
                     17: // default class definitions
                     18: template <class T> oc<T>::foo() {return 1;}
                     19: template <class T> oc<T>::oc() {mem = 1;}
                     20: template <class T> oc<T>::operator + (oc<T>) {return 1;}
                     21: 
                     22: // override them with the real definitions, for int instantiations
                     23: oc<int>::foo() {return 2;}
                     24: oc<int>::operator + (oc<int>) {return 2;}
                     25: 
                     26: oc<int>::oc() {mem = 2 ;}
                     27: 
                     28: oc<double> ocd ;
                     29: oc<int> oci ;
                     30: 
                     31: 
                     32: // *****************************
                     33: 
                     34: 
                     35: main () {
                     36:   start_test(__FILE__) ;
                     37: 
                     38:   check(ocd.foo() == 1) ;
                     39:   check((ocd + ocd) == 1) ;
                     40:   check(ocd.mem == 1) ;
                     41:   
                     42:   check(oci.foo() == 2) ;
                     43:   check((oci + oci) == 2) ;
                     44:   check(oci.mem == 2) ;
                     45:   
                     46:   end_test() ;
                     47: }

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