Improving Copy and Move Elision

October 24, 2022 Oct 24, 2022 10/24/22
Bran Hagger
With Visual Studio 2022 version 17.4 Preview 3, we've significantly increased the number of situations where we do copy or move elision and given users more control over whether these transformations are enabled. What are copy and move elision? When a return keyword in a C++ function is followed by an expression of non-primitive type, the ...

Announcing NuGet PackageReference support for C++/CLI MSBuild projects targeting .NET Core and .NET 5 or higher

October 3, 2022 Oct 3, 2022 10/3/22
Augustin Popa
One of the new features for C++ developers in Visual Studio 2022 version 17.3 is NuGet PackageReference support for C++/CLI MSBuild projects that target .NET Core and .NET 5 or higher. More specifically, this impacts CLR Class Library (.NET) and CLR Empty Project (.NET) project templates. This functionality allows you to manage NuGet packages ...

Using system package manager dependencies with vcpkg

September 28, 2022 Sep 28, 2022 09/28/22
Daniel Shaw
According to C++ 2022 developer survey, the top 3 ways to manage C++ libraries were having the library source code as part of the build, compiling the library separately from instructions, and acquiring the library from a system package manager. Language package managers, such as vcpkg, simplify library management by offering the ease of use ...

A Visual Studio Debugger Extension for the Raspberry Pi Camera

September 21, 2022 Sep 21, 2022 09/21/22
Paul Maybee
While developing a sample application for a Raspberry Pi with a camera using the RaspiCam library, it occurred to me that it would be convenient and fun to be able to see the current camera input while debugging the application.  The Visual Studio debugger supports type-specific custom visualizers and end-user extensions that implement UI for...

Microsoft C++ Code Analysis Warnings with Key Events

September 20, 2022 Sep 20, 2022 09/20/22
Hwi-sung Im
Introduction  To make your C++ coding experience as safe as possible, the Microsoft C++ Code Analysis has added new checks and improved existing ones to help you prevent bugs before they find their way into your products. Some of the checks work harder than others, analyzing the code deeper by simulating runtime behavior. As such, they can ...

The Future of C++ Compiler Diagnostics in MSVC and Visual Studio

September 16, 2022 Sep 16, 2022 09/16/22
Xiang Fan
We are working hard on improving the diagnostics experience in MSVC and Visual Studio. We began this work in Visual Studio 2022 version 17.3 and while not everything is ready yet, we would like to share the early progress. Motivation & Principles New C++ features like concepts and ranges present the opportunity for more expressive ...

Dev Containers for C++ in Visual Studio

September 14, 2022 Sep 14, 2022 09/14/22
Marc Goodner
We are happy to share with you that we have added Dev Container support In Visual Studio 2022 17.4 for C++ projects using CMake Presets. Containers are a great way to package up everything for running an application. Through a Dockerfile all prerequisites are captured so that there is a consistent runtime environment anywhere the container ...

vcpkg Environment Activation in Visual Studio

September 14, 2022 Sep 14, 2022 09/14/22
Marc Goodner
In Visual Studio 2022 17.4 vcpkg environments will now automatically activate. A vcpkg environment is described by a manifest that captures the artifacts necessary for building your application (learn more about vcpkg artifacts). Today the vcpkg artifact experience is focused on embedded developers, but we will be expanding this in time to all...