Every two weeks, or so, we sit down with guests from the C++ community to discuss the latest news and what they have been up to. Find us at cppcast.com
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Every month we bring you news from the world of C++, in the form of a podcast and a YouTube show. Our hosts are Anastasia Kazakova (PMM for CLion and ReSharper C++ at JetBrains) and Phil Nash (Developer Advocated for C++ at SonarSource)
C++ Build Insights
Rob and Jason are joined by Kevin Cadieux and Sy Brand. They first discuss a blog post on Memory Access Patterns and the Clang 10 release. Then they talk about C++ Build Insights, Kevin tells us how vcperf can be used to find places where build performance can be improved in your code. Sy then goes over some of the other recent updates to Visual Studio and Visual Studio Code. News Vector of Objects vs Vector of Pointers and Memory Access Patterns Post-Prague Mailing Clang 10.0.0 Released Links Download Visual Studio Introducing C++ Build Insights Analyze your builds programmatically with the C++ Build Insights SDK Have full integration of Build Insights within Visual Studio Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license Read the article "Zero, one, two, Freddy's coming for you" about a typical pattern of typos related to the usage of numbers 0, 1, 2
Meson and the Meson Manual
Rob and Jason are joined by Jussi Pakkanen. They first discuss the ongoing effects that the Corona Virus is having on the C++ Community. Then they talk to Jussi Pakkanen who gives them an update on what's changed in Mesonbuild since he was first on show 201 episodes earlier. Jussi also shares some info about the Meson Manual which is available as an e-book. News C++ Events affected by Corona Virus asm-dom Deleaker review Links The Meson Build System The Meson Manual use coupon code: cppcast2020 "Behind (and under) the scenes of the Meson build system" - Jussi Pakkanen (LCA 2020) Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license Read the article "Zero, one, two, Freddy's coming for you" about a typical pattern of typos related to the usage of numbers 0, 1, 2
PVS-Studio Static Analysis
Rob and Jason are joined by Yuri Minaev from PVS-Studio. They first discuss a blog posts on ISO's recent decision not to break the C++ ABI in C++23 and getting rid of volatile in the Qt codebase. Then they talk to Yuri Minaev, one of the developers at PVS Studio working on the static analyzer. They discuss some of the forms of analysis that the tool excels at and how it's changed the way Yuri programs. News HOly Grail of Logging The Day the Standard Library Died The Performance Benefits of Final Classes Getting rid of 'volatile' in (some of) Qt Links Yuri Minaev Blog Posts Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license Read the article "Zero, one, two, Freddy's coming for you" about a typical pattern of typos related to the usage of numbers 0, 1, 2
Packs and Pipelines
Rob and Jason are joined by Barry Revzin. They first discuss a blog post about how to declare a class's data members and methods. They then discuss some of his contributions to C++20 including some necessary fixes to spaceship operator, and some proposals he is working on for C++23 including pack declaration and a new pipe operator. News Announcing TCMalloc How I Declare my class and why Quill Asynchronous Low Latency Logging Library Are you ready for C++Now? Links P1061R1 Structured Bindings can introduce a Pack P1185R2 <=> != == P1858R1 Generalized pack declaration and usage P2011R0 A pipeline-rewrite operator Sponsors Backtrace Software Crash Management for Embedded Devices and IOT Projects Announcing Visual Studio Extension - Integrated Crash Reporting in 5 Minutes
Maintaining QtCore
Rob and Jason are joined by Thiago Macieira from Intel. They first talk about Visual Studio's Qt support, and articles from Bjarne Stroustrup and Herb Sutter. They then talk about Thiago's history with Qt, including his former role as Qt Release Manager and his contributions to QtCore, QtNetwork and more. News Jason's C++ Training Courses in Stuttgart Fuchsia Programming Language Policy Qt to support Visual Studio Linux projects Bjarne Stroustrup on C++20's significance Move, simply Links New Features in Qt 5.15 Clear Linux Project Sponsors Backtrace Software Crash Management for Embedded Devices and IOT Projects Announcing Visual Studio Extension - Integrated Crash Reporting in 5 Minutes
Prague Trip Report
Rob and Jason are joined by Hana Dusikova from Avast. They talk about the final changes that went into the C++20 draft which should become the official new standard in 3 or 4 months. They also discuss the direction of C++23 and some of the papers that were proposed in Prague. News C++20 is here! 2020-02 Prague ISO C++ Committee Trip Report — 🎉 C++20 is Done! Links To boldly suggest an overall plan for C++23 ABI - Now or Never Epochs: a backward-compatible language evolution mechanism std::embed Sponsors PVS-Studio. Write #cppcast in the message field on the download page and get one month license Read the article "Zero, one, two, Freddy's coming for you" about a typical pattern of typos related to the usage of numbers 0, 1, 2
C++ on a Watch
Brad started programming in BASIC when he was 9, primarily on the Apple IIe, transitioning to QBASIC in high school. He graduated from Kansas State University in 2005 with a BS in Computer Science and a minor in Embedded Systems. While at K-State he enjoyed working on the solar car racing team, which built and raced a vehicle across the US and Canada. After graduating in 2005, Brad started work at Garmin, where he has worked on a variety of projects including Palm PDAs, Brew phone platforms, Android, iOS, and Automotive devices. He currently leads a team focused on bike computers and fitness watches. In his free time Brad enjoys working on home improvement projects, spending time with his wife and their 5 kids, and hobby programming. News Developer Ecosystem Survey Five Awesome C++ Papers for the Prague ISO Meeting Core C++ Announcement Links Garmin Connect IQ SDK Sponsors Write the hashtag #cppcast when requesting the license here One Day from PVS-Studio User Support
Large Scale C++
Rob and Jason are joined by author John Lakos. They first talk about a funny C++ themed freestyle rap video commissioned by Victor Zverovich and a C++20 reference card produced by Bartlomiej Filipek. Then John discusses his new book, Large Scale C++ Volume I: Process and Architecture. In addition to discussing the book John shares some of his thoughts on allocators, modules, move semantics and contracts. News Jason's C++ Training Courses in Stuttgart Freestyle C++ Rap for the next meeting C++20 Reference card Links Large-Scale C++ Volume I: Process and Architecture CppCon 2019: John Lakos "Value Proposition: Allocator-Aware (AA) Software" C++Now 2019: John Lakos "Value Proposition: Allocator-Aware (AA) Software" CppCon 2018: John Lakos "C++ Modules and Large-Scale Development" Local (Arena) Memory Allocators Part 1 - John Lakos - Meeting C++ 2017 Local (Arena) Allocators Part II - John Lakos - Meeting C++ 2017 CppCon 2019: Alisdair Meredith, Pablo Halpern "Getting Allocators out of Our Way" CppCon 2019: Joshua Berne "Contract use: Past, Present, and Future" CppCon 2019: Rostislav Khlebnikov "Avoid Misuse of Contracts!" Sponsors Backtrace Software Crash Management for Embedded Devices and IOT Projects Announcing Visual Studio Extension - Integrated Crash Reporting in 5 Minutes
WxWidgets
Rob and Jason are joined by Vadim Zeitlin one of the maintainers of WxWidgets. They first talk about a blog post describing a fantastic bug and another responding to the changes announced by Qt. Then Vadim tells them about how he got involved contributing to WxWidgets, the cross platform C++ GUI library. News Fantastic Bugs and Where to Find Them C++ Modules conformance improvements with MSVC in VS 2019 16.5 Concepts merged to clang trunk About Qt Offering Changes 2020 Links WxWidgets WxWidgets on GitHub Sponsors Backtrace Software Crash Management for Embedded Devices and IOT Projects Announcing Visual Studio Extension - Integrated Crash Reporting in 5 Minutes
Circle
Rob and Jason are joined by Sean Baxter. They first talk about a blog post and some papers headed for the upcoming ISO meeting in Prague. Then they discuss Circle, the compiler and language extension for C++17. News The Hunt for the Fastest Zero 2D Graphics: A Brief Review C++ Standards Committee Papers pre-Prague mailing Links Circle Circle on GitHub P2062 The Circle Meta-model Sponsors Write the hashtag #cppcast when requesting the license here One Day from PVS-Studio User Support
Conference Organizing
Rob and Jason are joined by Phil Nash, Adi Shavit and Fred Tingaud. They talk with the three meetup and conference organizers about their motivations for launching new C++ conferences last year and discuss some of the work involved in doing so. News CppCon 2019: Saar Raz "How to Implement Your First Compiler Feature: The Story of Concepts in Clang" The New ConanCenter Improves Search and Discovery C++ Inliner Improvements: The Zipliner Meeting C++ Community Survey Links C++ on Sea Core C++ Conference CPPP 2020 Sponsors Write the hashtag #cppcast when requesting the license here One Day from PVS-Studio User Support
Clang Hacking
Rob and Jason are joined by Saar Raz. They first discuss blog posts covering a new project management tool for C++ and another about improving Clang support for large integer arrays. Then they talk to Saar Raz about his work to add Concepts support to the Clang compiler. News A new decade a new tool Waiting for std::embed: Very large arrays in clang C++ Move Semantics Core C++: May 26-27, 2020 Links Clang Concepts Repo Compiler Explorer with Clang Concepts Hack && Tell Boston CppCon 2019: Saar Raz "C++20 Concepts: A Day in the Life" CppCon 2019: Saar Raz "How to Implement Your First Compiler Feature: The Story of Concepts in Clang" Sponsors Backtrace Software Crash Management for Embedded Devices and IOT Projects Announcing Visual Studio Extension - Integrated Crash Reporting in 5 Minutes JetBrains
C++ 2020 News
Rob and Jason discuss C++ news and the new year after the Holiday season. News The Merger of MISRA C++ and AUTOSAR C++ Python Interpreter in GNU Debugger Holiday fun with template and template Tabulate Meeting C++ 2019 Talks Using std::cpp call for papers C++ Russia call for proposals C++Now call for proposals Core Hard call for proposals Qt World Summit call CPPP all for papers C++Weekly ep 200, Christmas Class 2019 Links @robwirving @lefticus Sponsors Backtrace Software Crash Management for Embedded Devices and IOT Projects Announcing Visual Studio Extension - Integrated Crash Reporting in 5 Minutes JetBrains
OpenVDB
Rob and Jason are joined by Ken Museth the CEO of Voxel Tech. They first discuss a blog post about std::embed and the new version of Qt that was just released. Then they talk to Ken Museth about OpenVDB a C++ library for working with volumetric data used in Visual Effects, Scientific Simulations and more. News Going Full Circle on Embed in C++ Qt 5.14 released C++Now 2020 Accepting Student/Volunteer Applications Links OpenVDB OpenVDB's GitHub Repository 2014 Sci-Tech Awards: Ken Museth, Peter Cucka and Mihai Aldén Sponsors Write the hashtag #cppcast when requesting the license here One Day from PVS-Studio User Support JetBrains
Difficult Bugs
Rob and Jason are joined by Satabdi Das. They first discuss a new Visual Studio update and an article written by Bjarne Stroustrup. Then Satabdi talks about debugging and why it's beneficial to write or give conference talks on difficult to fix bugs, she also talks about her work on a hardware emulator and static analyzers. News Visual Studio 2019 16.4.0 Released How can you be so certain? Bjarne Stroustrup Indicators: Activity Indicators for Modern C++ Links CppCon 2019: Satabdi Das "A Series of Unfortunate Bugs" How to debug long running programs Hack && Tell Boston The Recurse Center Sponsors Write the hashtag #cppcast when requesting the license here One Day from PVS-Studio User Support JetBrains