C++ Team Blog

C++ tutorials, C and C++ news, and information about Visual Studio, Visual Studio Code, and Vcpkg from the Microsoft C++ team.

October 2020 - C++ Team Blog

A Tour of C++ Modules in Visual Studio

October 29, 2020 Oct 29, 2020 10/29/20
Will Buik
C++ module support has arrived in Visual Studio! Grab the latest Visual Studio Preview if you want to try it out. C++ modules can help you compartmentalize your code, speed up build times, and they work seamlessly, side-by-side with your existing code. This preview only supports C++ modules in the IDE for MSBuild projects. While the MSVC ...

Even More New Safety Rules in C++ Code Analysis

October 28, 2020 Oct 28, 2020 10/28/20
Hwi-sung Im
In Visual Studio version 16.8 Preview 3,  we have added a few safety rules to C++ Code Analysis that can find some common mistakes, which can lead to bugs ranging from simple broken features to costly security vulnerabilities. These new rules are developed around issues discovered in production software via ...

Typelib and ActiveX now supported in MFC Wizards 

October 23, 2020 Oct 23, 2020 10/23/20
Anju Del Moral Gonzalez
We are happy to announce that the Typelib and ActiveX Wizards are now available in Visual Studio 2019.   We’ve been working on rewriting all the wizards in Visual Studio to make them more accessible. These two wizards were not initially part of our rewriting plans and they were marked as deprecated in Visual Studio 2017 and ...

C++20 STL Features: 1 Year of Development on GitHub

October 14, 2020 Oct 14, 2020 10/14/20
Stephan T. Lavavej - MSFT
My CppCon 2020 talk, “C++20 STL Features: 1 Year of Development on GitHub”, is now available on YouTube. The slides are available on GitHub as PDF and original PPTX. The talk contains complete examples (not snippets!) of several C++20 features: integer comparison functions, constexpr algorithms, uniform container erasure, atomic_ref, ...

Introducing the new Azure SDK for C++ Beta

October 13, 2020 Oct 13, 2020 10/13/20
Billy O'Neal
The Azure SDK team is pleased to announce their first beta release of the new Azure SDK for C++. Unlike the previous Azure Storage specific SDK, the new Azure SDK for C++ is idiomatic to the C++ language and ensures consistency in behavior and API surface when communicating with multiple Azure services. This initial beta supports Azure Blob ...

Faster C++ builds, simplified: a new metric for time

October 12, 2020 Oct 12, 2020 10/12/20
Kevin Cadieux
C++ Build Insights is a collection of tools and APIs that can help you gain a deeper understanding of your build times. Today, we’d like to teach you about a special metric offered in this toolkit: the wall clock time responsibility (WCTR). It can be used to estimate how much time is really spent by each activity in your build, even in the ...

C++ Core Check in Visual Studio

October 6, 2020 Oct 6, 2020 10/6/20
Jordan Maples
C++ Core Check is Microsoft’s static analysis tool that enforces the rules from the C++ Core Guidelines, which is maintained by the C++ Foundation. This post is to provide a snapshot of the C++ Core Guidelines coverage that C++ Core Check offers. For background, the C++ team introduced C++ Core Check in December 2015 as part of Visual ...

New Safety Rules in C++ Code Analysis

October 2, 2020 Oct 2, 2020 10/2/20
Hwi-sung Im
In Visual Studio version 16.8 Preview 3,  we are adding a few safety rules to C++ Code Analysis that can find some common mistakes, which can lead to bugs ranging from simple broken features to costly security vulnerabilities. These new rules are developed around issues discovered in production software via security reviews and...

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