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mark gnu::pure to some const method #1213

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mark gnu::pure to some const method #1213

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2b639d5
mark gnu::const to some method
SekaiArendelle Nov 3, 2025
ff8dc8f
replace gnu::const to gnu::pure
SekaiArendelle Nov 3, 2025
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14 changes: 10 additions & 4 deletions include/fast_io_dsal/impl/list.h
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Original file line number Diff line number Diff line change
Expand Up @@ -605,11 +605,17 @@ class list
return const_reverse_iterator({__builtin_addressof(imp)});
}

#if __has_cpp_attribute(__gnu__::__pure__)
[[__gnu__::__pure__]]
#endif
[[nodiscard]] inline constexpr bool empty() const noexcept
{
return imp.next == __builtin_addressof(imp);
}

#if __has_cpp_attribute(__gnu__::__pure__)
[[__gnu__::__pure__]]
#endif
[[nodiscard]] inline constexpr bool is_empty() const noexcept
{
return imp.next == __builtin_addressof(imp);
Expand Down Expand Up @@ -908,9 +914,9 @@ class list

inline constexpr list(list &&other) noexcept
: imp(other.imp)
#if 0
#if 0
, allochdl(std::move(other.allochdl))
#endif
#endif
{
auto prev = static_cast<::fast_io::containers::details::list_node_common *>(imp.prev);
auto next = static_cast<::fast_io::containers::details::list_node_common *>(imp.next);
Expand All @@ -924,9 +930,9 @@ class list
{
this->destroy();
imp = other.imp;
#if 0
#if 0
allochdl = ::std::move(other.allochdl);
#endif
#endif
auto prev = static_cast<::fast_io::containers::details::list_node_common *>(imp.prev);
auto next = static_cast<::fast_io::containers::details::list_node_common *>(imp.next);
next->prev = prev->next = __builtin_addressof(imp);
Expand Down
13 changes: 13 additions & 0 deletions include/fast_io_dsal/impl/queue.h
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Original file line number Diff line number Diff line change
Expand Up @@ -69,6 +69,10 @@ class queue
return container.back_unchecked();
}

#if __has_cpp_attribute(__gnu__::__pure__)
[[__gnu__::__pure__]]
#endif
[[nodiscard]]
inline constexpr bool empty() const noexcept
{
if constexpr (requires() {
Expand All @@ -83,18 +87,27 @@ class queue
}
}

#if __has_cpp_attribute(__gnu__::__pure__)
[[__gnu__::__pure__]]
#endif
[[nodiscard]]
inline constexpr bool is_empty() const noexcept
{
return container.is_empty();
}

#if __has_cpp_attribute(__gnu__::__pure__)
[[__gnu__::__pure__]]
#endif
[[nodiscard]]
inline constexpr size_type size() const noexcept
requires(requires() {
container.size();
})
{
return container.size();
}

inline constexpr void push(value_type const &value)
{
container.push_back(value);
Expand Down
13 changes: 13 additions & 0 deletions include/fast_io_dsal/impl/stack.h
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Original file line number Diff line number Diff line change
Expand Up @@ -87,6 +87,10 @@ class stack
}
}

#if __has_cpp_attribute(__gnu__::__pure__)
[[__gnu__::__pure__]]
#endif
[[nodiscard]]
inline constexpr bool empty() const noexcept
{
if constexpr (requires() {
Expand All @@ -101,18 +105,27 @@ class stack
}
}

#if __has_cpp_attribute(__gnu__::__pure__)
[[__gnu__::__pure__]]
#endif
[[nodiscard]]
inline constexpr bool is_empty() const noexcept
{
return container.is_empty();
}

#if __has_cpp_attribute(__gnu__::__pure__)
[[__gnu__::__pure__]]
#endif
[[nodiscard]]
inline constexpr size_type size() const noexcept
requires(requires() {
container.size();
})
{
return container.size();
}

inline constexpr void push(value_type const &value)
{
if constexpr (requires() {
Expand Down
15 changes: 14 additions & 1 deletion include/fast_io_dsal/impl/string.h
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Original file line number Diff line number Diff line change
Expand Up @@ -218,20 +218,33 @@ class basic_string FAST_IO_TRIVIALLY_RELOCATABLE_IF_ELIGIBLE
return imp.begin_ptr;
}

#if __has_cpp_attribute(__gnu__::__pure__)
[[__gnu__::__pure__]]
#endif
[[nodiscard]]
inline constexpr bool is_empty() const noexcept
{
return imp.begin_ptr == imp.curr_ptr;
}

#if __has_cpp_attribute(__gnu__::__pure__)
[[__gnu__::__pure__]]
#endif
[[nodiscard]]
inline constexpr bool empty() const noexcept
{
return imp.begin_ptr == imp.curr_ptr;
}

#if __has_cpp_attribute(__gnu__::__pure__)
[[__gnu__::__pure__]]
#endif
[[nodiscard]]
inline constexpr size_type size() const noexcept
{
return static_cast<size_type>(imp.curr_ptr - imp.begin_ptr);
}

inline constexpr size_type size_bytes() const noexcept
{
return static_cast<size_type>(imp.curr_ptr - imp.begin_ptr) * sizeof(value_type);
Expand Down Expand Up @@ -524,7 +537,7 @@ class basic_string FAST_IO_TRIVIALLY_RELOCATABLE_IF_ELIGIBLE
this->assign_impl(other.imp.begin_ptr, static_cast<::std::size_t>(other.imp.curr_ptr - other.imp.begin_ptr));
return *this;
}
inline constexpr basic_string& operator=(string_view_type const &other) noexcept
inline constexpr basic_string &operator=(string_view_type const &other) noexcept
{
this->assign(other);
return *this;
Expand Down
9 changes: 9 additions & 0 deletions include/fast_io_dsal/impl/string_view.h
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Original file line number Diff line number Diff line change
Expand Up @@ -66,16 +66,25 @@ class basic_string_view
const_pointer ptr{};
size_type n{};

#if __has_cpp_attribute(__gnu__::__pure__)
[[__gnu__::__pure__]]
#endif
[[nodiscard]] inline constexpr bool is_empty() const noexcept
{
return !n;
}

#if __has_cpp_attribute(__gnu__::__pure__)
[[__gnu__::__pure__]]
#endif
[[nodiscard]] inline constexpr bool empty() const noexcept
{
return !n;
}

#if __has_cpp_attribute(__gnu__::__pure__)
[[__gnu__::__pure__]]
#endif
[[nodiscard]] inline constexpr size_type size() const noexcept
{
return n;
Expand Down