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C++ Team Blog
The latest in C++, Visual Studio, VS Code, and vcpkg from the MSFT C++ team
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Visual Studio at GDC 2025
Join us in-person at Game Developers Conference 2025 with an in-depth look at how Visual Studio and GitHub Copilot can streamline your iteration workflow. Don’t miss the unveiling of our biggest C++ debugger update yet.Session Title: Accelerating Your Inner Loop with Visual Studio and GitHub CopilotSession Info: March 19th, 2025, 12:30 PM-1:30 PM Pacific Time | GDC Industry Stage, Expo Floor, South HallAbstract: Get ready to supercharge your development process with the newest features in Visual Studio! This year, we're thrilled to unveil our most powerful C++ debugger upgrade yet, designed to sla...
Announcing Guidelines Support Library v4.2.0
Version 4.2.0 of Microsoft's Guidelines Support Library brings performance improvements, safety features, modern compiler support.
What’s New in vcpkg (February 2025): Package installation performance, new tested triplet, and more
This blog post summarizes changes to the vcpkg package manager as part of the 2025.02.14 registry release, 2025-02-11, 2025-01-29, 2025-01-24, and 2025-01-20 tool releases, as well as changes to vcpkg documentation throughout February. This release includes significant performance improvements when installing packages, a new tested triplet (x64-windows-release), an overhaul of how vcpkg handles some downloads and console output, and bug fixes. In terms of documentation, there are improvements to our maintainer guide, registries articles, and versioning articles, among others.Some stats for this period: ...
std::generator: Standard Library Coroutine Support
is a C++23 feature that enables you to write concise, straightforward functions that generate sequences of values on-demand without manually managing state. It builds upon C++20’s coroutines, providing some standard library support for this powerful, but complex, language feature. As of Visual Studio 2022 version 17.13, we ship an implementation of in our standard library.This blog post will walk through an example of how to use the feature, compare it to implementing custom ranges, consider some of the design decisions made, and briefly look at the performance implications.Motivating ExampleHere’s a sh...
MSVC Address Sanitizer updates in Visual Studio 2022 version 17.13
We have been investing in the quality of MSVC Address Sanitizer (ASan) in several key areas over the past year, including working with LLVM upstream to stay coordinated with their changes, adding coverage for internal tools and libraries, and hardening APIs and runtime modes. Upstreaming to LLVM MSVC ASan is derived from a fork of the LLVM repository. Prior to Visual Studio 2022 version 17.12, MSVC ASan was based on outdated versions of LLVM’s compiler-rt (where the ASan source code lives), and we could not incorporate changes from newer versions of LLVM without significant delay. We have recently comple...
Visual Studio Code CMake Tools Extension 1.20 Release: Introducing Built-In CMake Language Services
The February release of CMake Tools in VS Code is now available. With this release, we have some new updates to the extension to improve CMake integrations with the extension’s support.Some updates include the built-in support for CMake Language services, addressing our most highly-upvoted issues in the CMake Tools extension, and CMake presets v9 support. To view the full list of updates with this release, please look at our CHANGELOG.This release features the following nine contributions from our open-source community. Thank you for your continued support! Built-i...
MSVC C++ Code Analysis: Updates in Visual Studio 2022 version 17.13
This post details the latest updates in Visual Studio 2022 version 17.13 for MSVC C++ Code Analysis. Driven by internal team insights and developer community feedback, these improvements significantly reduce false positives and strengthen production code security.
C++ Language Updates in MSVC in Visual Studio 2022 17.13
IntroductionFor this update, we have changed things up a little bit. We now have more distinct buckets of fixes/implemented features. This is to help guide readers who care about specific features to more easily see how the compiler front-end team is making progress on the things you care about.17.12 notes for reference.C++23 FeaturesAs part of our continuing ramp-up on C++23 conformance, the team has implemented the following features. In future releases customers can expect to see continued acceleration towards C++23 conformance.Note: C++23 features can be used by either adding or to the command...
What’s New for C++ Developers in Visual Studio 2022 17.13
We are happy to announce that Visual Studio 2022 version 17.13 is now generally available! This post summarizes the new features you can find in this release for C++. You can download Visual Studio 2022 from the Visual Studio downloads page or upgrade your existing installation by following the Update Visual Studio Learn page.Standard Library and CompilerOn the compiler side, we’ve implemented C++23’s literal suffix. The suffix or (or any permutation of these) will help you avoid sneaky truncations or signed comparison mismatches, especially when writing loops. For example:Note that, while this feature...
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