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- /* Try operation macros
- (C) 2017-2019 Niall Douglas <http://www.nedproductions.biz/> (20 commits)
- File Created: July 2017
- Boost Software License - Version 1.0 - August 17th, 2003
- Permission is hereby granted, free of charge, to any person or organization
- obtaining a copy of the software and accompanying documentation covered by
- this license (the "Software") to use, reproduce, display, distribute,
- execute, and transmit the Software, and to prepare derivative works of the
- Software, and to permit third-parties to whom the Software is furnished to
- do so, all subject to the following:
- The copyright notices in the Software and this entire statement, including
- the above license grant, this restriction and the following disclaimer,
- must be included in all copies of the Software, in whole or in part, and
- all derivative works of the Software, unless such copies or derivative
- works are solely in the form of machine-executable object code generated by
- a source language processor.
- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
- SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
- FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
- ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- DEALINGS IN THE SOFTWARE.
- */
- #ifndef BOOST_OUTCOME_TRY_HPP
- #define BOOST_OUTCOME_TRY_HPP
- #include "success_failure.hpp"
- BOOST_OUTCOME_V2_NAMESPACE_BEGIN
- namespace detail
- {
- struct has_value_overload
- {
- };
- struct as_failure_overload
- {
- };
- struct assume_error_overload
- {
- };
- struct error_overload
- {
- };
- struct assume_value_overload
- {
- };
- struct value_overload
- {
- };
- BOOST_OUTCOME_TEMPLATE(class T, class R = decltype(std::declval<T>().as_failure()))
- BOOST_OUTCOME_TREQUIRES(BOOST_OUTCOME_TPRED(BOOST_OUTCOME_V2_NAMESPACE::is_failure_type<R>))
- constexpr inline bool has_as_failure(int /*unused */) { return true; }
- template <class T> constexpr inline bool has_as_failure(...) { return false; }
- BOOST_OUTCOME_TEMPLATE(class T)
- BOOST_OUTCOME_TREQUIRES(BOOST_OUTCOME_TEXPR(std::declval<T>().assume_error()))
- constexpr inline bool has_assume_error(int /*unused */) { return true; }
- template <class T> constexpr inline bool has_assume_error(...) { return false; }
- BOOST_OUTCOME_TEMPLATE(class T)
- BOOST_OUTCOME_TREQUIRES(BOOST_OUTCOME_TEXPR(std::declval<T>().error()))
- constexpr inline bool has_error(int /*unused */) { return true; }
- template <class T> constexpr inline bool has_error(...) { return false; }
- BOOST_OUTCOME_TEMPLATE(class T)
- BOOST_OUTCOME_TREQUIRES(BOOST_OUTCOME_TEXPR(std::declval<T>().assume_value()))
- constexpr inline bool has_assume_value(int /*unused */) { return true; }
- template <class T> constexpr inline bool has_assume_value(...) { return false; }
- BOOST_OUTCOME_TEMPLATE(class T)
- BOOST_OUTCOME_TREQUIRES(BOOST_OUTCOME_TEXPR(std::declval<T>().value()))
- constexpr inline bool has_value(int /*unused */) { return true; }
- template <class T> constexpr inline bool has_value(...) { return false; }
- } // namespace detail
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- BOOST_OUTCOME_TEMPLATE(class T)
- BOOST_OUTCOME_TREQUIRES(BOOST_OUTCOME_TEXPR(std::declval<T>().has_value()))
- constexpr inline bool try_operation_has_value(T &&v, detail::has_value_overload = {})
- {
- return v.has_value();
- }
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- BOOST_OUTCOME_TEMPLATE(class T)
- BOOST_OUTCOME_TREQUIRES(BOOST_OUTCOME_TPRED(detail::has_as_failure<T>(5)))
- constexpr inline decltype(auto) try_operation_return_as(T &&v, detail::as_failure_overload = {})
- {
- return static_cast<T &&>(v).as_failure();
- }
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- BOOST_OUTCOME_TEMPLATE(class T)
- BOOST_OUTCOME_TREQUIRES(BOOST_OUTCOME_TPRED(!detail::has_as_failure<T>(5) && detail::has_assume_error<T>(5)))
- constexpr inline decltype(auto) try_operation_return_as(T &&v, detail::assume_error_overload = {})
- {
- return failure(static_cast<T &&>(v).assume_error());
- }
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- BOOST_OUTCOME_TEMPLATE(class T)
- BOOST_OUTCOME_TREQUIRES(BOOST_OUTCOME_TPRED(!detail::has_as_failure<T>(5) && !detail::has_assume_error<T>(5) && detail::has_error<T>(5)))
- constexpr inline decltype(auto) try_operation_return_as(T &&v, detail::error_overload = {})
- {
- return failure(static_cast<T &&>(v).error());
- }
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- BOOST_OUTCOME_TEMPLATE(class T)
- BOOST_OUTCOME_TREQUIRES(BOOST_OUTCOME_TPRED(detail::has_assume_value<T>(5)))
- constexpr inline decltype(auto) try_operation_extract_value(T &&v, detail::assume_value_overload = {})
- {
- return static_cast<T &&>(v).assume_value();
- }
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- BOOST_OUTCOME_TEMPLATE(class T)
- BOOST_OUTCOME_TREQUIRES(BOOST_OUTCOME_TPRED(!detail::has_assume_value<T>(5) && detail::has_value<T>(5)))
- constexpr inline decltype(auto) try_operation_extract_value(T &&v, detail::value_overload = {})
- {
- return static_cast<T &&>(v).value();
- }
- BOOST_OUTCOME_V2_NAMESPACE_END
- #if !defined(__clang__) && defined(__GNUC__) && __GNUC__ >= 8
- #pragma GCC diagnostic push
- #pragma GCC diagnostic ignored "-Wparentheses"
- #endif
- #define BOOST_OUTCOME_TRY_GLUE2(x, y) x##y
- #define BOOST_OUTCOME_TRY_GLUE(x, y) BOOST_OUTCOME_TRY_GLUE2(x, y)
- #define BOOST_OUTCOME_TRY_UNIQUE_NAME BOOST_OUTCOME_TRY_GLUE(_outcome_try_unique_name_temporary, __COUNTER__)
- #define BOOST_OUTCOME_TRY_RETURN_ARG_COUNT(_1_, _2_, _3_, _4_, _5_, _6_, _7_, _8_, count, ...) count
- #define BOOST_OUTCOME_TRY_EXPAND_ARGS(args) BOOST_OUTCOME_TRY_RETURN_ARG_COUNT args
- #define BOOST_OUTCOME_TRY_COUNT_ARGS_MAX8(...) BOOST_OUTCOME_TRY_EXPAND_ARGS((__VA_ARGS__, 8, 7, 6, 5, 4, 3, 2, 1, 0))
- #define BOOST_OUTCOME_TRY_OVERLOAD_MACRO2(name, count) name##count
- #define BOOST_OUTCOME_TRY_OVERLOAD_MACRO1(name, count) BOOST_OUTCOME_TRY_OVERLOAD_MACRO2(name, count)
- #define BOOST_OUTCOME_TRY_OVERLOAD_MACRO(name, count) BOOST_OUTCOME_TRY_OVERLOAD_MACRO1(name, count)
- #define BOOST_OUTCOME_TRY_OVERLOAD_GLUE(x, y) x y
- #define BOOST_OUTCOME_TRY_CALL_OVERLOAD(name, ...) BOOST_OUTCOME_TRY_OVERLOAD_GLUE(BOOST_OUTCOME_TRY_OVERLOAD_MACRO(name, BOOST_OUTCOME_TRY_COUNT_ARGS_MAX8(__VA_ARGS__)), (__VA_ARGS__))
- #ifndef BOOST_OUTCOME_TRY_LIKELY
- #if defined(__clang__) || defined(__GNUC__)
- #define BOOST_OUTCOME_TRY_LIKELY(expr) (__builtin_expect(!!(expr), true))
- #else
- #define BOOST_OUTCOME_TRY_LIKELY(expr) (expr)
- #endif
- #endif
- // Use if(!expr); else as some compilers assume else clauses are always unlikely
- #define BOOST_OUTCOME_TRYV2_SUCCESS_LIKELY(unique, ...) \
- auto &&unique = (__VA_ARGS__); \
- if(BOOST_OUTCOME_TRY_LIKELY(BOOST_OUTCOME_V2_NAMESPACE::try_operation_has_value(unique))) \
- ; \
- else \
- return BOOST_OUTCOME_V2_NAMESPACE::try_operation_return_as(static_cast<decltype(unique) &&>(unique))
- #define BOOST_OUTCOME_TRY2_SUCCESS_LIKELY(unique, v, ...) \
- BOOST_OUTCOME_TRYV2_SUCCESS_LIKELY(unique, __VA_ARGS__); \
- auto && v = BOOST_OUTCOME_V2_NAMESPACE::try_operation_extract_value(static_cast<decltype(unique) &&>(unique))
- #define BOOST_OUTCOME_TRYV2_FAILURE_LIKELY(unique, ...) \
- auto &&unique = (__VA_ARGS__); \
- if(BOOST_OUTCOME_TRY_LIKELY(!BOOST_OUTCOME_V2_NAMESPACE::try_operation_has_value(unique))) \
- return BOOST_OUTCOME_V2_NAMESPACE::try_operation_return_as(static_cast<decltype(unique) &&>(unique))
- #define BOOST_OUTCOME_TRY2_FAILURE_LIKELY(unique, v, ...) \
- BOOST_OUTCOME_TRYV2_FAILURE_LIKELY(unique, __VA_ARGS__); \
- auto && v = BOOST_OUTCOME_V2_NAMESPACE::try_operation_extract_value(static_cast<decltype(unique) &&>(unique))
- #define BOOST_OUTCOME_CO_TRYV2_SUCCESS_LIKELY(unique, ...) \
- auto &&unique = (__VA_ARGS__); \
- if(BOOST_OUTCOME_TRY_LIKELY(BOOST_OUTCOME_V2_NAMESPACE::try_operation_has_value(unique))) \
- ; \
- else \
- co_return BOOST_OUTCOME_V2_NAMESPACE::try_operation_return_as(static_cast<decltype(unique) &&>(unique))
- #define BOOST_OUTCOME_CO_TRY2_SUCCESS_LIKELY(unique, v, ...) \
- BOOST_OUTCOME_CO_TRYV2_SUCCESS_LIKELY(unique, __VA_ARGS__); \
- auto && v = BOOST_OUTCOME_V2_NAMESPACE::try_operation_extract_value(static_cast<decltype(unique) &&>(unique))
- #define BOOST_OUTCOME_CO_TRYV2_FAILURE_LIKELY(unique, ...) \
- auto &&unique = (__VA_ARGS__); \
- if(BOOST_OUTCOME_TRY_LIKELY(!BOOST_OUTCOME_V2_NAMESPACE::try_operation_has_value(unique))) \
- co_return BOOST_OUTCOME_V2_NAMESPACE::try_operation_return_as(static_cast<decltype(unique) &&>(unique))
- #define BOOST_OUTCOME_CO_TRY2_FAILURE_LIKELY(unique, v, ...) \
- BOOST_OUTCOME_CO_TRYV2_FAILURE_LIKELY(unique, __VA_ARGS__); \
- auto && v = BOOST_OUTCOME_V2_NAMESPACE::try_operation_extract_value(static_cast<decltype(unique) &&>(unique))
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- #define BOOST_OUTCOME_TRYV(...) BOOST_OUTCOME_TRYV2_SUCCESS_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, __VA_ARGS__)
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- #define BOOST_OUTCOME_TRYV_FAILURE_LIKELY(...) BOOST_OUTCOME_TRYV2_FAILURE_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, __VA_ARGS__)
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- #define BOOST_OUTCOME_CO_TRYV(...) BOOST_OUTCOME_CO_TRYV2_SUCCESS_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, __VA_ARGS__)
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- #define BOOST_OUTCOME_CO_TRYV_FAILURE_LIKELY(...) BOOST_OUTCOME_CO_TRYV2_FAILURE_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, __VA_ARGS__)
- #if defined(__GNUC__) || defined(__clang__)
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- #define BOOST_OUTCOME_TRYX(...) \
- ({ \
- auto &&res = (__VA_ARGS__); \
- if(BOOST_OUTCOME_TRY_LIKELY(BOOST_OUTCOME_V2_NAMESPACE::try_operation_has_value(res))) \
- ; \
- else \
- return BOOST_OUTCOME_V2_NAMESPACE::try_operation_return_as(static_cast<decltype(res) &&>(res)); \
- BOOST_OUTCOME_V2_NAMESPACE::try_operation_extract_value(static_cast<decltype(res) &&>(res)); \
- })
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- #define BOOST_OUTCOME_CO_TRYX(...) \
- ({ \
- auto &&res = (__VA_ARGS__); \
- if(BOOST_OUTCOME_TRY_LIKELY(BOOST_OUTCOME_V2_NAMESPACE::try_operation_has_value(res))) \
- ; \
- else \
- co_return BOOST_OUTCOME_V2_NAMESPACE::try_operation_return_as(static_cast<decltype(res) &&>(res)); \
- BOOST_OUTCOME_V2_NAMESPACE::try_operation_extract_value(static_cast<decltype(res) &&>(res)); \
- })
- #endif
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- #define BOOST_OUTCOME_TRYA(v, ...) BOOST_OUTCOME_TRY2_SUCCESS_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, v, __VA_ARGS__)
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- #define BOOST_OUTCOME_TRYA_FAILURE_LIKELY(v, ...) BOOST_OUTCOME_TRY2_FAILURE_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, v, __VA_ARGS__)
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- #define BOOST_OUTCOME_CO_TRYA(v, ...) BOOST_OUTCOME_CO_TRY2_SUCCESS_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, v, __VA_ARGS__)
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- #define BOOST_OUTCOME_CO_TRYA_FAILURE_LIKELY(v, ...) BOOST_OUTCOME_CO_TRY2_FAILURE_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, v, __VA_ARGS__)
- #define BOOST_OUTCOME_TRY_INVOKE_TRY8(a, b, c, d, e, f, g, h) BOOST_OUTCOME_TRYA(a, b, c, d, e, f, g, h)
- #define BOOST_OUTCOME_TRY_INVOKE_TRY7(a, b, c, d, e, f, g) BOOST_OUTCOME_TRYA(a, b, c, d, e, f, g)
- #define BOOST_OUTCOME_TRY_INVOKE_TRY6(a, b, c, d, e, f) BOOST_OUTCOME_TRYA(a, b, c, d, e, f)
- #define BOOST_OUTCOME_TRY_INVOKE_TRY5(a, b, c, d, e) BOOST_OUTCOME_TRYA(a, b, c, d, e)
- #define BOOST_OUTCOME_TRY_INVOKE_TRY4(a, b, c, d) BOOST_OUTCOME_TRYA(a, b, c, d)
- #define BOOST_OUTCOME_TRY_INVOKE_TRY3(a, b, c) BOOST_OUTCOME_TRYA(a, b, c)
- #define BOOST_OUTCOME_TRY_INVOKE_TRY2(a, b) BOOST_OUTCOME_TRYA(a, b)
- #define BOOST_OUTCOME_TRY_INVOKE_TRY1(a) BOOST_OUTCOME_TRYV(a)
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- #define BOOST_OUTCOME_TRY(...) BOOST_OUTCOME_TRY_CALL_OVERLOAD(BOOST_OUTCOME_TRY_INVOKE_TRY, __VA_ARGS__)
- #define BOOST_OUTCOME_TRY_FAILURE_LIKELY_INVOKE_TRY8(a, b, c, d, e, f, g, h) BOOST_OUTCOME_TRYA_FAILURE_LIKELY(a, b, c, d, e, f, g, h)
- #define BOOST_OUTCOME_TRY_FAILURE_LIKELY_INVOKE_TRY7(a, b, c, d, e, f, g) BOOST_OUTCOME_TRYA_FAILURE_LIKELY(a, b, c, d, e, f, g)
- #define BOOST_OUTCOME_TRY_FAILURE_LIKELY_INVOKE_TRY6(a, b, c, d, e, f) BOOST_OUTCOME_TRYA_FAILURE_LIKELY(a, b, c, d, e, f)
- #define BOOST_OUTCOME_TRY_FAILURE_LIKELY_INVOKE_TRY5(a, b, c, d, e) BOOST_OUTCOME_TRYA_FAILURE_LIKELY(a, b, c, d, e)
- #define BOOST_OUTCOME_TRY_FAILURE_LIKELY_INVOKE_TRY4(a, b, c, d) BOOST_OUTCOME_TRYA_FAILURE_LIKELY(a, b, c, d)
- #define BOOST_OUTCOME_TRY_FAILURE_LIKELY_INVOKE_TRY3(a, b, c) BOOST_OUTCOME_TRYA_FAILURE_LIKELY(a, b, c)
- #define BOOST_OUTCOME_TRY_FAILURE_LIKELY_INVOKE_TRY2(a, b) BOOST_OUTCOME_TRYA_FAILURE_LIKELY(a, b)
- #define BOOST_OUTCOME_TRY_FAILURE_LIKELY_INVOKE_TRY1(a) BOOST_OUTCOME_TRYV_FAILURE_LIKELY(a)
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- #define BOOST_OUTCOME_TRY_FAILURE_LIKELY(...) BOOST_OUTCOME_TRY_CALL_OVERLOAD(BOOST_OUTCOME_TRY_FAILURE_LIKELY_INVOKE_TRY, __VA_ARGS__)
- #define BOOST_OUTCOME_CO_TRY_INVOKE_TRY8(a, b, c, d, e, f, g, h) BOOST_OUTCOME_CO_TRYA(a, b, c, d, e, f, g, h)
- #define BOOST_OUTCOME_CO_TRY_INVOKE_TRY7(a, b, c, d, e, f, g) BOOST_OUTCOME_CO_TRYA(a, b, c, d, e, f, g)
- #define BOOST_OUTCOME_CO_TRY_INVOKE_TRY6(a, b, c, d, e, f) BOOST_OUTCOME_CO_TRYA(a, b, c, d, e, f)
- #define BOOST_OUTCOME_CO_TRY_INVOKE_TRY5(a, b, c, d, e) BOOST_OUTCOME_CO_TRYA(a, b, c, d, e)
- #define BOOST_OUTCOME_CO_TRY_INVOKE_TRY4(a, b, c, d) BOOST_OUTCOME_CO_TRYA(a, b, c, d)
- #define BOOST_OUTCOME_CO_TRY_INVOKE_TRY3(a, b, c) BOOST_OUTCOME_CO_TRYA(a, b, c)
- #define BOOST_OUTCOME_CO_TRY_INVOKE_TRY2(a, b) BOOST_OUTCOME_CO_TRYA(a, b)
- #define BOOST_OUTCOME_CO_TRY_INVOKE_TRY1(a) BOOST_OUTCOME_CO_TRYV(a)
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- #define BOOST_OUTCOME_CO_TRY(...) BOOST_OUTCOME_TRY_CALL_OVERLOAD(BOOST_OUTCOME_CO_TRY_INVOKE_TRY, __VA_ARGS__)
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- #define BOOST_OUTCOME_TRY(...) BOOST_OUTCOME_TRY_CALL_OVERLOAD(BOOST_OUTCOME_TRY_INVOKE_TRY, __VA_ARGS__)
- #define BOOST_OUTCOME_CO_TRY_FAILURE_LIKELY_INVOKE_TRY8(a, b, c, d, e, f, g, h) BOOST_OUTCOME_CO_TRYA_FAILURE_LIKELY(a, b, c, d, e, f, g, h)
- #define BOOST_OUTCOME_CO_TRY_FAILURE_LIKELY_INVOKE_TRY7(a, b, c, d, e, f, g) BOOST_OUTCOME_CO_TRYA_FAILURE_LIKELY(a, b, c, d, e, f, g)
- #define BOOST_OUTCOME_CO_TRY_FAILURE_LIKELY_INVOKE_TRY6(a, b, c, d, e, f) BOOST_OUTCOME_CO_TRYA_FAILURE_LIKELY(a, b, c, d, e, f)
- #define BOOST_OUTCOME_CO_TRY_FAILURE_LIKELY_INVOKE_TRY5(a, b, c, d, e) BOOST_OUTCOME_CO_TRYA_FAILURE_LIKELY(a, b, c, d, e)
- #define BOOST_OUTCOME_CO_TRY_FAILURE_LIKELY_INVOKE_TRY4(a, b, c, d) BOOST_OUTCOME_CO_TRYA_FAILURE_LIKELY(a, b, c, d)
- #define BOOST_OUTCOME_CO_TRY_FAILURE_LIKELY_INVOKE_TRY3(a, b, c) BOOST_OUTCOME_CO_TRYA_FAILURE_LIKELY(a, b, c)
- #define BOOST_OUTCOME_CO_TRY_FAILURE_LIKELY_INVOKE_TRY2(a, b) BOOST_OUTCOME_CO_TRYA_FAILURE_LIKELY(a, b)
- #define BOOST_OUTCOME_CO_TRY_FAILURE_LIKELY_INVOKE_TRY1(a) BOOST_OUTCOME_CO_TRYV_FAILURE_LIKELY(a)
- /*! AWAITING HUGO JSON CONVERSION TOOL
- SIGNATURE NOT RECOGNISED
- */
- #define BOOST_OUTCOME_CO_TRY_FAILURE_LIKELY(...) BOOST_OUTCOME_TRY_CALL_OVERLOAD(BOOST_OUTCOME_CO_TRY_FAILURE_LIKELY_INVOKE_TRY, __VA_ARGS__)
- #if !defined(__clang__) && defined(__GNUC__) && __GNUC__ >= 8
- #pragma GCC diagnostic pop
- #endif
- #endif
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