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Commit 556277d6 authored by fatvlady's avatar fatvlady Committed by Wenzel Jakob
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Fix optional dereference type deduction

parent a3daf87d
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include/pybind11/stl.h
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...@@ -266,7 +266,8 @@ template<typename T> struct optional_caster { ...@@ -266,7 +266,8 @@ template<typename T> struct optional_caster {
static handle cast(T_ &&src, return_value_policy policy, handle parent) { static handle cast(T_ &&src, return_value_policy policy, handle parent) {
if (!src) if (!src)
return none().inc_ref(); return none().inc_ref();
policy = return_value_policy_override<typename T::value_type>::policy(policy); using dereference_type = decltype(*std::forward<T_>(src));
policy = return_value_policy_override<dereference_type>::policy(policy);
return value_conv::cast(*std::forward<T_>(src), policy, parent); return value_conv::cast(*std::forward<T_>(src), policy, parent);
} }
......
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