Recent questions tagged c++20

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I've been following up C++ standardization and came across C++ modules idea. I could not find a good article on it. What exactly is it about? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++20 - Two-Step Compile for C++ Modules?

Clang and GCC (and maybe MSVC?) are using a two-step compile for their modules implementation at the moment ... /stackoverflow.com/questions/65834019/two-step-compile-for-c-modules...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++20 - c++ container inside another container

#include <bits/stdc++.h> template <typename T> struct Row { Row() { puts("Row default"); } ... :https://stackoverflow.com/questions/65546400/c-container-inside-another-container...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++20 - What exactly are C++ modules?

I've been following up C++ standardization and came across C++ modules idea. I could not find a good ... :https://stackoverflow.com/questions/22693950/what-exactly-are-c-modules...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++20 - How are templates handled in C++ module system?

I am reading the paper A Module System for C++ to understand C++ modules, a proposed feature for C++. ... .com/questions/43861385/how-are-templates-handled-in-c-module-system...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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915 views

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c++20 - C++ - std::initializer_list vs std::span

What is the difference between std::initializer_list and std::span? Both are contiguous sequences of values of some type. Both ... we use the first and when do we use the latter?...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++20 - C++ - std::initializer_list vs std::span

What is the difference between std::initializer_list and std::span? Both are contiguous sequences of values of some type. Both ... we use the first and when do we use the latter?...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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965 views

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c++20 - Using c++ 20 Concept to check if a function returns a const value

I'm trying to use concepts in order to be able to detect if a given type's begin function returns an ... How do I correctly detect that the container contains const values?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++20 - Two-Step Compile for C++ Modules?

Clang and GCC (and maybe MSVC?) are using a two-step compile for their modules implementation at the moment: Generate the BMI ... as a module, don't build as an object" workflow?...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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4.3k views

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c++20 - Two-Step Compile for C++ Modules?

Clang and GCC (and maybe MSVC?) are using a two-step compile for their modules implementation at the moment: Generate the BMI ... as a module, don't build as an object" workflow?...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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