HuaHuaY commented on code in PR #50714:
URL: https://github.com/apache/arrow/pull/50714#discussion_r3676129704
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cpp/src/arrow/compute/kernels/codegen_internal.h:
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@@ -479,9 +480,9 @@ struct UnboxScalar<Decimal256Type> {
// values, such as Decimal128 rather than std::string_view.
template <typename T, typename VisitFunc, typename NullFunc>
-static typename ::arrow::internal::call_traits::enable_if_return<VisitFunc,
void>::type
-VisitArrayValuesInline(const ArraySpan& arr, VisitFunc&& valid_func,
- NullFunc&& null_func) {
+ requires std::is_void_v<std::invoke_result_t<VisitFunc, typename
GetViewType<T>::T>>
Review Comment:
I think `is_invocable_r` is equivalent here.
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