C++ Team Blog

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

Integrating C++ header units into Office using MSVC (2/n)

September 11, 2023 Sep 11, 2023 09/11/23

In this follow-up blog, we will explore progress made towards getting header units working in the Office codebase. Overview Overview Last time we talked about how and why header units can be integrated into a large cross-platform codebase like Office. We discussed how header units helped surface conformance ...

Integrating C++ header units into Office using MSVC (1/n)

September 12, 2022 Sep 12, 2022 09/12/22

Cameron DaCamara, Zachary Henkel

.cameron { color: #4472c4; } C++20 has had a lot to offer and one feature in particular requires the most thought of all when integrating into our projects: C++ modules (or C++ header units in this particular case). In this blog we will show a real world case of integrating a new C++20 feature into a large codebase that we ...

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, ...

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 ...

Standard C++20 Modules support with MSVC in Visual Studio 2019 version 16.8

September 14, 2020 Sep 14, 2020 09/14/20

Cameron DaCamara

Please see our Visual Studio 2019 version 16.8 Preview 3 release notes for more of our latest features. It has been some time since our last update regarding C++ Modules conformance. The toolset, project system, and IDE teams have been hard at work to create a first class C++ Modules experience in Visual Studio 2019. There is a lot to share...

C++ Modules conformance improvements with MSVC in Visual Studio 2019 16.5

January 22, 2020 Jan 22, 2020 01/22/20

Cameron DaCamara

C++20 is right around the corner. Along with the new standard comes the much anticipated Modules feature! The compiler team initially announced that we were working on the Modules TS back in 2017 and since then we have been hard at work improving the feature and improving compiler conformance around this feature. We finally feel it is time to ...

Using C++ Modules in Visual Studio 2017

May 5, 2017 May 5, 2017 05/5/17

Andrew Pardoe

点这里看中文版 This post was written by Gabriel Dos Reis, Andrew Pardoe, and Billy O’Neal What Is New? The Visual C++ Team is elated to announce that with Visual Studio 2017, it has substantially improved the quality of the C++ Modules TS implementation in Visual Studio, in addition to introducing ability to consume the C++ ...

C++ Modules in VS 2015 Update 1

December 3, 2015 Dec 3, 2015 12/3/15

Andrew Pardoe

点这里看中文版 [This post was written by Gabriel Dos Reis and Andrew Pardoe] Update: See this post on using the Standard Library via modules in MSVC. The VC++ team is excited to preview a new feature in VS 2015 Update 1: The first experimental implementation of A Module System for C++, proposed for C++17. That proposal was approved by ...

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