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With Visual Studio 2026 version 18.0 getting closer to General Availability (GA), we want to share with you how you can upgrade your projects from your current versions of Visual Studio and the Microsoft C++ (MSVC) Build Tools to the latest versions. The new IDE ships with the v145 platform toolset for MSBuild C++ projects and MSVC Build Tools vers...

Yesterday at GitHub Universe, GitHub announced support for custom agents. Custom agents are specialized configurations with custom prompts and context that focus Copilot on specific development tasks. On the C++ team, we have a similar goal: Provide differentiated capabilities that optimize GitHub Copilot for C++ development tasks. As a firs...

  It's that time of year again! We are excited to see you all at CppCon this year, where we'll once again be delivering a variety of presentations, from the latest advancements in debugging technology to extensibility frameworks for AI agents. See the end of this post for a listing of all of the sessions involving Microsoft staff. And y...

C++ Language Updates in MSVC Build Tools v14.50 It has been some time since we have provided an update on MSVC progress, and this one comes with the latest major update to our IDE: Visual Studio 2026 version 18.0. This version of Visual Studio ships with the MSVC Build Tools version 14.50, which includes version 19.50 of the MSVC compiler. You can...

Version 4 of Microsoft's Proxy library brings feature improvements, better diagnostics, better code generation, modern compiler/debugger support.

We’re excited to announce the latest 1.21 release of the CMake Tools extension for Visual Studio Code. This update brings a host of new updates, including addressing one of our top-voted issues for multi-root improvements and adding CMake presets version 10 support. To view the full list of updates with this release, please look at our CHANGELOG. ...

Improvements to \#pragma warning and gsl::suppress in Microsoft C++ Code Analysis.

Introduction It has been an exciting few months for the Address Sanitizer (ASan) since our last update. In addition to our continuous focus on quality and correctness, our internal “dogfooding” (i.e. internal adoption) effort has reached several important milestones. In this update, I want to go over some of the quality improvements since Visua...

Visual Studio 2022 version 17.14 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 Compiler We’ve made a myriad...

In Visual Studio 2022 17.14, we are introducing the switch, which generates and links with out-of-line atomics that select Armv8.1+ Large System Extension (LSE) atomic instructions based on CPU support. This switch is on by default for Armv8.0 and off for Armv8.1+. Outlining is necessary in Armv8.0 because this version's interlocked intrinsics ...