fix(reduce_sum_static): wrap Args with ref_type_t to materialize Eigen expressions - #3305

fix(reduce_sum_static): wrap Args with ref_type_t to materialize Eigen expressions#3305

tmchow wants to merge 6 commits into

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tmchow:fix/3304-reduce-sum-static-ref-typetmchow/math:fix/3304-reduce-sum-static-ref-typeCopy head branch name to clipboard