C++ Team Blog

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

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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, WARNING_PATH_SENSITIVE_USE_GSL_AT. The new warning is a more precise and less noisy version of warning C26446, WARNING_USE_GSL_AT. Both warnings analyse standard containers for unchecked element access and they both share the warning ...

Even More New Safety Rules in C++ Code Analysis

October 28, 2020 Oct 28, 2020 10/28/20
Hwi-sung Im
In Visual Studio version 16.8 Preview 3,  we have added a few safety rules to C++ Code Analysis that can find some common mistakes, which can lead to bugs ranging from simple broken features to costly security vulnerabilities. These new rules are developed around issues discovered in production software via ...

New Safety Rules in C++ Code Analysis

October 2, 2020 Oct 2, 2020 10/2/20
Hwi-sung Im
In Visual Studio version 16.8 Preview 3,  we are adding a few safety rules to C++ Code Analysis that can find some common mistakes, which can lead to bugs ranging from simple broken features to costly security vulnerabilities. These new rules are developed around issues discovered in production software via security reviews and...

GSL 3.0.0 Release

April 16, 2020 Apr 16, 2020 04/16/20
Jordan Maples
Update June 4th, 2020 - GSL version 3.1.0 has been released. Please see the latest release page for information regarding GSL 3.1.0. For all future updates, please see refer to the release page on GitHub.   GSL 3.0.0 Release Version 3.0.0 of Microsoft's implementation of the C++ Core Guidelines Support Library (GSL) is now available...

Improved C++ IntelliCode now Ships with Visual Studio 2019

April 24, 2019 Apr 24, 2019 04/24/19
Nick Uhlenhuth
IntelliCode support for C++ previously shipped as an extension, but it is now an in-box component that installs with the “Desktop Development with C++” workload in Visual Studio 2019 16.1 Preview 2. Make sure that IntelliCode is active for C++ by enabling the “C++ base model” under Tools > Options > IntelliCode > General...

std::optional: How, when, and why

September 4, 2018 Sep 4, 2018 09/4/18
Casey Carter
This post is part of a regular series of posts where the C++ product team here at Microsoft and other guests answer questions we have received from customers. The questions can be about anything C++ related: MSVC toolset, the standard language and library, the C++ standards committee, isocpp.org, CppCon, etc. Today’s post is by Casey Carter...

C++ Core Checks in Visual Studio 2017 15.7 Preview 2

March 22, 2018 Mar 22, 2018 03/22/18
Sunny Chatterjee
This post was written by Sergiy Oryekhov. The C++ Core Guidelines Check extension received several new rules in Visual Studio 2017 15.7 Preview 2. The primary focus in this iteration was on the checks that would make it easier to adopt utilities from the Guidelines Support Library. Below is a quick summary of these additions. For more ...