What are the new features in C++17? - Stack Overflow
WEBJun 28, 2016 · Basically, first-class std::tie with auto. Example: const auto [it, inserted] = map.insert( {"foo", bar} ); Creates variables it and inserted with deduced type from the pair that map::insert returns. Works with tuple/pair-likes & std::array s and relatively flat structs. Actually named structured bindings in standard.
How to enable C++17 compiling in Visual Studio? - Stack Overflow
WEBSep 11, 2022 · CMake: Visual Studio 2017 (15.7+) supports CMake projects. CMake makes it possible to enable modern C++ features in various ways. The most basic option is to enable a modern C++ standard by setting a target's property in CMakeLists.txt: add_library (${PROJECT_NAME}) set_property (TARGET ${PROJECT_NAME} PROPERTY.
How do I upgrade to C++17? - Stack Overflow
WEBJul 21, 2020 · I am using Atom as my IDE, my current __cplusplus = 201402 which is C++14 and my compiler is g++ (GCC) 9.2.0. How do I upgrade to C++17 or C++2
How to enable C++17 in CMake - Stack Overflow
WEBAug 15, 2017 · I'm using VS 15.3, which supports integrated CMake 3.8. How can I target C++17 without writing flags for each specific compilers?
What is the value of __cplusplus for C++17? - Stack Overflow
WEBApparently it seems so, that there's no official/standard __cplusplus value set yet for the C++17 standard. In GCC versions 6.1 and 7.0 the value is changed to 201500. Live Demo. In Clang version 3.8 and 3.9 the value is unchanged 201406. Consequently, you'll have to wait a little bit for the standard value to come out.
Compiler standards support (c++11, c++14, c++17) - Stack …
WEBJan 17, 2016 · Instead you can check the online docs at gcc Standards and the useful synopsis at cppreference.com. According to cppreference, full support of c++11 came with gcc 4.8.1; To have full support of c++14 (with some of the new features of c++17), instead, you need gcc 5.0 and above. answered Jan 17, 2016 at 10:32. Davide Del Papa.
c++ how to elegantly use c++17 parallel execution with for loop …
WEBAug 10, 2020 · Here are three ways to do it without pre-populating a vector just to store a sequence of integers.. You can do it with Boost.counting_range (or directly using Boost.counting_iterator as you prefer) ... although good luck finding out how from reading the documentation.
What's the status of C++17 support in GCC? - Stack Overflow
WEBApr 16, 2019 · Updated final nutshell answer: GCC 8.x (and later) fully supports all of C++17. GCC 7.x supports all of C++17 except for class template argument deduction. GCC 6.x (and earlier) has little or no support for C++17 features. Thanks @JanVanDijk for the link to the full feature table. edited Jan 17, 2020 at 20:37.
Explanation of [ [nodiscard]] in C++17 - Stack Overflow
WEBJun 16, 2023 · The explanation is. Adds [ [nodiscard]] attributes (introduced in C++17) to member functions in order to highlight at compile time which return values should not be ignored. and I also checked cppreference.com: If a function declared nodiscard or a function returning an enumeration or class declared nodiscard by value is called from a discarded ...
C++17 / C++1z parallel usage of std::for_each - Stack Overflow
WEB3. You want std::transform for this, not std::for_each. Transofrm takes input and output iterators. The good thing about std::transform is that it is trivial to distribute to multiple CPU cores, if needed. So: #include <execution>. #include <algorithm>. template <typename T>.