dimension T-1 angular_velocity\n(angular_displacement / duration)\n[rad/s, 1/s]\n{vector} frequency\n(1 / period_duration)\n[Hz, 1/s] rotational_frequency\n(rotation / duration)\n[1/s] angular_frequency\n(phase_angle mp_units::si { inline constexpr struct radian final : named_unit<"rad", metre / metre, kind_ofangular_measure>> {} radian; inline constexpr struct steradian final : named_unit<"sr", square(metre) / square(metre) square(metre), kind_ofangular_measure>> {} steradian; inline constexpr struct hertz final : named_unit<"Hz", inverse(second), kind_of>

4th, 2023 LUTH CppCon - Vincent Reverdy - October 4th, 2023 - Aurora, Colorado, USA 2 CC0 1.0 Universal - Public Domain DedicationIntroduction The lambda trick Comparison Binding Constraints Architecture Construction 9 Conclusion CppCon - Vincent Reverdy - October 4th, 2023 - Aurora, Colorado, USA 3 CC0 1.0 Universal - Public Domain DedicationIntroduction The lambda trick Comparison Binding Constraints Architecture Construction 9 Conclusion CppCon - Vincent Reverdy - October 4th, 2023 - Aurora, Colorado, USA 4 CC0 1.0 Universal - Public Domain DedicationIntroduction The lambda trick Comparison Binding Constraints Architecture

Reverdy September 17th, 2020 CppCon - Vincent Reverdy - September 17th, 2020 - Online CC0 1.0 Universal - Public Domain Dedication 1Introduction Standardization Design EDSL Extents Going beyond Conclusion 6 Going beyond 7 Conclusion CppCon - Vincent Reverdy - September 17th, 2020 - Online CC0 1.0 Universal - Public Domain Dedication 2Introduction Standardization Design EDSL Extents Going beyond Conclusion 6 Going beyond 7 Conclusion CppCon - Vincent Reverdy - September 17th, 2020 - Online CC0 1.0 Universal - Public Domain Dedication 3Introduction Standardization Design EDSL Extents Going beyond Conclusion

2024 LUTH CppCon - Vincent Reverdy - September 20th, 2024 - Aurora, Colorado, USA 2 CC0 1.0 Universal - Public Domain DedicationIntroduction Firsts steps Context Theoretical foundations Outline of an 6 Conclusion CppCon - Vincent Reverdy - September 20th, 2024 - Aurora, Colorado, USA 3 CC0 1.0 Universal - Public Domain DedicationIntroduction Firsts steps Context Theoretical foundations Outline of an 6 Conclusion CppCon - Vincent Reverdy - September 20th, 2024 - Aurora, Colorado, USA 4 CC0 1.0 Universal - Public Domain DedicationIntroduction Firsts steps Context Theoretical foundations Outline of an

Language  #elifdef, #elifndef, and #warning  Marking Unreachable Code  Assumptions  Named Universal Character Escapes  Trim Whitespace Before Line Splicing  C++23 Standard Library  String Formatting Language  #elifdef, #elifndef, and #warning  Marking Unreachable Code  Assumptions  Named Universal Character Escapes  Trim Whitespace Before Line Splicing  C++23 Standard Library  String Formatting Language  #elifdef, #elifndef, and #warning  Marking Unreachable Code  Assumptions  Named Universal Character Escapes  Trim Whitespace Before Line Splicing  C++23 Standard Library  String Formatting

SIMD_ACCESS(x, i) + SIMD_ACCESS(y, i); }); } https://godbolt.org/z/s5cP7ehTjExtended Features: Universal SIMD 30 Olaf Krzikalla, DLR SP, 2024-09-17 void ComputeDataPoints(const SomeData& data) { si nested loopExtended Features: Universal SIMD SIMD-like class for non-arithmetic types 31 Olaf Krzikalla, DLR SP, 2024-09-17 template struct universal_simd : std::array explicit universal_simd(G&& generator); // passing std::integral_constant like std::simd }; template requires(!std::integral) inline decltype(auto) generate_universal(const

= 42; const int ci = 42; int make_int() { return 42; } CppCon 2023 | Forwarding References A Universal Reference? 28template void f(T&& x); f(i); // f(int&) f(ci); = 42; const int ci = 42; int make_int() { return 42; } CppCon 2023 | Forwarding References A Universal Reference? Special rule: When T&& is used as a function template parameter and an lvalue is being = 42; const int ci = 42; int make_int() { return 42; } CppCon 2023 | Forwarding References A Universal Reference? 29template void f(T&& x); f(i); // f(int&) f(ci);

Declarations "”&& declares -Fortypes: raw rvalue references - Fortemplate params: universal/forwarding references mype ( ca 有 是 C++ Move Semantics auto&& as Universal/Forwarding Reference "” Reference that = can universally refer 。 to temporary objects and objects (vec | std: :views::filter(…)); 儿ERROR without universal reference stad: :list lstt1l，2，3，4，5]1 Print (let | stdi: drop(3)) ; /1 ERROR without universal reference ES

CppCon, 2024forwarding reference (AKA “universal reference”) 58 Back to Basics: RValue and Move Semantics, Amir Kirsh @ CppCon, 2024forwarding reference (AKA “universal reference”) 59 Back to Basics: RValue

Filter View @cppcon 2024-09-17 27©2024 by josuttis.com 55 C++ Processing Containers and Views by Universal Reference void print(auto&& coll) { for (const auto& elem : coll) { std::cout << elem << ' '; } // OK Output: 0 8 1 47 11 42 2 0 8 1 0 -8 -1 -47 -11 -42 -2 47 11 42 C++20 Universal (or forwarding) reference - Can universally refer to every expression (even temporaries/rvalues)