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Fix IndexTransformIter. (#9155)

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Stephan T. Lavavej 2023-05-12 06:25:54 -07:00 committed by GitHub
parent 59edfdb315
commit 7375bd058b
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1 changed files with 4 additions and 4 deletions
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8
src/common/transform_iterator.h
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@ -26,9 +26,9 @@ class IndexTransformIter {
public: public:
using iterator_category = std::random_access_iterator_tag; // NOLINT using iterator_category = std::random_access_iterator_tag; // NOLINT
using value_type = std::result_of_t<Fn(std::size_t)>; // NOLINT using reference = std::result_of_t<Fn(std::size_t)>; // NOLINT
using value_type = std::remove_cv_t<std::remove_reference_t<reference>>; // NOLINT
using difference_type = detail::ptrdiff_t; // NOLINT using difference_type = detail::ptrdiff_t; // NOLINT
using reference = std::add_lvalue_reference_t<value_type>; // NOLINT
using pointer = std::add_pointer_t<value_type>; // NOLINT using pointer = std::add_pointer_t<value_type>; // NOLINT
public: public:
@ -43,8 +43,8 @@ class IndexTransformIter {
return *this; return *this;
} }
value_type operator*() const { return fn_(iter_); } reference operator*() const { return fn_(iter_); }
value_type operator[](std::size_t i) const { reference operator[](std::size_t i) const {
auto iter = *this + i; auto iter = *this + i;
return *iter; return *iter;
} }