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parser(C++11) : explicit template function support, see https://github.com/swig/swig/issues/2131

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romin.tomasetti 2022-01-22 15:05:23 +00:00
commit 8be363eae3
3 changed files with 50 additions and 3 deletions
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25
Examples/test-suite/cpp11_template_explicit.i
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@ -4,6 +4,7 @@
*/
%module cpp11_template_explicit
/* Explicitely silence SWIG warning related to explicit templates */
#pragma SWIG nowarn=SWIGWARN_PARSE_EXPLICIT_TEMPLATE
%inline %{
@ -33,6 +34,30 @@ extern template class Temper<B*>;
template class Temper<int>;
extern template class Temper<short>;
/* Templated function to check support for extern template functions */
template <typename T>
T my_templated_function(int a, double b)
{
return T();
}
/* Explicit extern function template instantiation with simple type */
extern template int my_templated_function<int>(int, double);
template int my_templated_function<int>(int, double);
/* Explicit extern function template instantiation with more complex types */
extern template A my_templated_function<A>(int, double);
template A my_templated_function<A>(int, double);
extern template Temper<int> my_templated_function<Temper<int>>(int, double);
template Temper<int> my_templated_function<Temper<int>>(int, double);
%}
%template(TemperInt) Temper<int>;
/* Enable several versions of the templated function */
%template(my_templated_function_int ) my_templated_function<int>;
%template(my_templated_function_A ) my_templated_function<A>;
%template(my_templated_function_TemperInt) my_templated_function<Temper<int>>;