C++ Team Blog

The latest in C++, Visual Studio, VS Code, and vcpkg from the MSFT C++ team

Microsoft Visual Studio 2022 and Floating-point to Integer Conversions

December 13, 2021 Dec 13, 2021 12/13/21

Microsoft Visual Studio 2022 and Floating-point to Integer Conversions Quick Summary: See also the MSDN documentation on /fpcvt here. Introduction As some of you may be aware, Microsoft Visual Studio 2019 changed some floating-point to integer conversions for Intel Architecture (IA). When targeting ...

18x Faster IntelliSense for Unreal Engine Projects in Visual Studio 2022

October 25, 2021 Oct 25, 2021 10/25/21

David Li

We joined forces with Epic Games to bring faster semantic highlighting and IntelliSense ready to Visual Studio 2022 for Unreal Engine developers. In this blog post, we will detail how we worked with the Unreal Engine team to significantly speed up IntelliSense ready by 18x.

Moving a project to C++ named Modules

August 10, 2021 Aug 10, 2021 08/10/21

Cameron DaCamara

There is a lot of hype (and perhaps restraint) to using modules in projects. The general blocker tends to be build support, but even with good build support there is a distinct lack of useful resources for practices around moving projects to using named modules (not just header units). In this blog we will take a small project I created, ...

Edit Your C++ Code while Debugging with Hot Reload in Visual Studio 2022

July 29, 2021 Jul 29, 2021 07/29/21

David Li

In Visual Studio 2022 Preview 2, we are happy to announce that Hot Reload is now supported for C++. Hot Reload for C++, powered by Edit and Continue, is a new way of editing your code during debugging.

Using C++ Modules in MSVC from the Command Line Part 1: Primary Module Interfaces

July 21, 2021 Jul 21, 2021 07/21/21

Cameron DaCamara

In this three-part series we will explore how to build modules and header units from the command line as well as how to use/reference them. The goal of this post is to serve as a brief tour of compiling and using primary module interfaces from the command line and the options we use. Note: This tutorial will focus primarily on dealing ...

Address Sanitizer Now in “Early Release” for Xbox Developers

June 22, 2021 Jun 22, 2021 06/22/21

David Li

Address Sanitizer is now available on Xbox, developers can leverage this powerful technology to help debug memory issues in their titles. Combined with the crash dump changes detailed here, it should provide all the flexibility required to support your automated tests suites and enable you to find issues quickly and easily.

Static Analysis Fixes, Improvements, and Updates in Visual Studio 2019 version 16.10

June 10, 2021 Jun 10, 2021 06/10/21

Jordan Maples

The C++ static analysis team is committed to making your C++ coding experience as safe as possible. We are adding richer code safety checks and addressing high impact customer feedback bugs posted on the C++ Developer Community page. Thank you for engaging with us and giving us great feedback on the past releases and early previews leading ...

New Static Analysis Rule for Bounds Checking

May 11, 2021 May 11, 2021 05/11/21

Jordan Maples

We have added a new experimental static analysis rule in Visual Studio 16.10 version Preview 3 - C26458, . The new warning is a more precise and less noisy version of warning C26446, . Both warnings analyse standard containers for unchecked element access and they both share the warning message: “Prefer to use instead of unchecked subscript...

Static Analysis Fixes, Improvements, and Updates in Visual Studio 2019 16.9

March 17, 2021 Mar 17, 2021 03/17/21

Jordan Maples

MSVC static analysis update for Visual Studio 16.9.

Playground Games and Turn 10 Studios See 18.2X and 4.95X Link Time Improvements Respectively on Visual Studio 2019

February 2, 2021 Feb 2, 2021 02/2/21

David Li

The C++ team at Visual Studio has delivered substantial compile and link time improvements throughout Visual Studio 2019. Playground Games and Turn 10 Studios shares their link time improvement wins.

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