C++ Team Blog

C++ tutorials, C and C++ news, and information about Visual Studio, Visual Studio Code, and Vcpkg from the Microsoft C++ team.

July 2020 - C++ Team Blog

Improving code generation time with C++ Build Insights

July 21, 2020 Jul 21, 2020 07/21/20
Kevin Cadieux
Code generation time is a significant contributor to total build time for optimized builds. During this step of the compilation process, source code is passed through several algorithms that transform your program into an optimized version that can be executed more efficiently. In general, the optimization of a C++ function happens quickly and...

Visual Studio Code C++ Extension July 2020 Update: Doxygen comments and Logpoints

July 20, 2020 Jul 20, 2020 07/20/20
Julia Reid
The July 2020 update of the Visual Studio Code C++ extension is now available. This latest release offers brand new features, such as the visualization of Doxygen comments and support for Logpoints while debugging (GDB/LLDB), along with a bunch of enhancements and bug fixes. To find out more about all the changes, check out our release notes ...

Initial Support For C++20 Ranges 

July 15, 2020 Jul 15, 2020 07/15/20
Casey Carter
We are happy to announce that Visual Studio 2019 version 16.6 contains the first user-visible pieces of C++20 Ranges support. We’ve been working on support machinery for a few releases now, but in this release the tip of the iceberg has finally broken the surface of the water and there are now some tools available for users. The ...

C++ Linux development with Visual Studio: incremental build improvements and expanded shell support

July 8, 2020 Jul 8, 2020 07/8/20
Erika Sweet
Visual Studio 2019 allows C++ developers to target both Windows and Linux (including the Windows Subsystem for Linux) from the comfort of a single IDE. Visual Studio 2019 version 16.7 Preview 3 introduces two features specific to Linux development: improved build incrementality for MSBuild-based Linux projects, and support for a wider range of...

C++20 Features and Fixes in VS 2019 16.1 through 16.6

July 2, 2020 Jul 2, 2020 07/2/20
Stephan T. Lavavej - MSFT
What's New We've been busy implementing C++20 features in MSVC's compiler and Standard Library, and migrating the latter to microsoft/STL on GitHub - in fact, we've been so busy that we haven't posted a C++ toolset changelog since the VS 2019 16.0 toolset changelog. So, here are the compiler features and STL features/fixes that have shipped ...