CppCast

Phil and Timur are joined by Jason Turner, Matt Godbolt, Anastasia Kazakova and Guy Davidson to celebrate 400 episodes of CppCast and catch up with the co-hosts that have helped us keep up for the last 50 of them! Show Notes News Boost.Bloom has been accepted into Boost "Three types of name lookups in C++" - Sandor Dargo "How Compiler Explorer Works in 2025" - Matt Godbolt Links Episode 376 with Rainer Grimm Rainer's website and blog - with updates on his ALS journey

Kristen Shaker joins Timur and Phil. Kristen talks to us about her C++ on Sea keynote about the C++ interview process, her previous work at Google, and why she has made a slightly unusual career change. Show Notes News libc++ removed the base template for std::char_traits "how to break or continue from a lambda loop?" - Vittoria Romeo Results from the 2025 Annual C++ Developer Survey "Lite" (pdf) Links C++ on Sea schedule (with Kristen and Timur's keynotes) BrontoSource "What Can We Learn From the Results of C++ Community Surveys?" - Anastasia Kazakova "Sorting Resumes" - Joel Spolsky (introducing the idea of filtering) "How to Build Your First C++ Automated Refactoring Tool" - Kristen's CppCon 2023 talk

Jonathan Wakely joins Phil and Timur. Jonathan talks to us about libstdc++ (GCC's standard library implementation), of which he is the lead maintainer, and tackles some tough questions like ABI compatibility - and how GCC and libstdc++ approach it. Show Notes News GCC 15 released (release notes) Boost.OpenMethod review (finished) 2025 Annual C++ Developer Survey "Lite" (closed) Links GCC Mailing Lists

Daisy Hollman joins Phil and Anastasia. Daisy talks to us about the current state of the art in using LLM-based AI agents to help with software development, as well as where that is going in the future, and what impacts it is having (good and bad). Show Notes News Clang 20 released Boost 1.88 released JSON for Modern C++ 3.12.0 Conferences: Pure Virtual C++ 2025 Full schedule C++ Now 2025 C++ on Sea 2025 - speakers C++ under the Sea 2025 Links "Not your Grandparent's C++" - Phil's talk "Robots Are After Your Job: Exploring Generative AI for C++" - Andrei Alexandrescu's closing CppCon 2023 keynote  

Louis Dionne joins Phil and Timur. Louis talks to us about his role as code owner of libc++ (clang's standard library implementation) and the standard library hardening proposal that was just accepted into C++26, why this is important, and what you can do even today. Show Notes News GDC 2025: How Build Insights Reduced Call of Duty: Modern Warfare II's Build Times by 50% C++ Core Guidelines issue to remove .h recommendation for headers Reddit discussion “Note to the C++ standards committee members” - Bjarne Stroustrup Links P3471R4 - "Standard Library Hardening" "Retrofitting spatial safety to hundreds of millions of lines of C++" - Google Blog

Timur and Phil return after an extended break with news and updates   Show Notes News Bjarne Stroustrup on How He Sees C++ Evolving Conferences round-up: ACCU Conference 2025 C++ Now 2025 C++ on Sea 2025 C++ North 2025 CppCon New Meetups: Singapore C++ USers Group ACCU Cambridge Links "Contracts and Safety for C++26" - C++ London January event "Not Your Grandparent's C++" - Phil's ACCU Cambridge talk

Anders Knatten joins Phil and Timur. Anders reminds us about cppquiz.org and tells to us about his new book, C++ Brain Teasers, how that relates to the site and why it's has good practical applicability. Show Notes News New report by the US Cybersecurity and Infrastructure Security Agency (CISA) C++ Safe Buffers - a new Clang20 feature CppFront version 0.8 is out “Safe and efficient C++ interoperability via non-escapable types and lifetimes” - from the Swift Forums Links C++ Brain Teasers - Anders' new book C++ Quiz C++ Quiz repo and getting involved Submit your own C++ Quiz questions Modulo One - Anders' band IncludeOS - Episode #63 of CppCast

Christoper Apple joins Timur and Phil. Chris talks to us about his work on the new Realtime Sanitizer in the Clang20 release, as well as the associated Performance Constraints attributes, how they differ, and how they work together. Show Notes News The C++23 Standard has finally been released by ISO "Why Safety Profiles Failed" - draft of new paper from Sean Baxter "if constexpr requires requires { requires }" - Jonathan Müller Links RealtimeSanitizer docs Performance Constraints docs RealtimeSanitizer helper repo (including how to run it "standalone" and find the team on discord) slides from Chris and David Trevelyan's CppCon 2024 talk

Eduardo Madrid joins Phil and Timur. Eduardo talks to us about the Zoo libraries, including his advanced type-erasure library, as well as the SWAR library which simulates ad-hoc SIMD within a register. We also discuss how he has taken inspiration and cues from the worlds of Biology and Physics to arrive at new thinking around software development, design and architecture. Show Notes News QT 6.8 is released "Named Loops" proposal adopted into C - will C++ follow? C++ Online Call for Speakers is open Links The Zoo libraries "C++ Software Design" (book) - Klaus Iglberger Klaus Iglberger's talks on Type Erasure: "A Design Analysis" "The Implementation Details" (Some of ) Ed's talks: "Using Integers as Arrays of Bitfields a.k.a. SWAR Techniques - CppCon 2019" "Rehashing Hash Tables And Associative Containers" - C++ Now 2022" "Empowerment with the C++ Generic Programming Paradigm" - C++ Online 2024

Yuri Minaev joins Timur and Phil. Yuri talks to us about static analysis and how PVS Studio helps. Then we chat about his work on a custom C++ parser, and what challenges he's encountered. Show Notes News CppCon 2024 keynotes on YouTube (via CppCon site): Herb Sutter - "Peering Forward: C++'s Next Decade" Khalil Estell - "C++ Exceptions for Smaller Firmware" Amanda Rousseau - "Embracing an Adversarial Mindset for C++ Security" David Gross - "Ultrafast Trading Systems in C++" Daveed Vandevoorde - "Gazing Beyond Reflection for C++26" Coros - task-based parallelism library built on C++20 Coroutines "The case of the crash when destructing a std::map" - Raymond Chen ACCU 2025 Call for Speakers and (super) Early Bird Tickets Links C++ Under the Sea PVS-Studio PVS-Studio Blog Yuri's Webinar: Parsing C++ This episode sponsored by...

Phil and Timur are joined by a live audience at CppCon as we chat about Safety in C++, AI and the running of CppCast itself. Show Notes News Clang 19.1 released Sean Baxter's "Safe C++" P3390R0: "Safe C++" - Sean's work written up as a proposal partnership announcement from C++ Alliance Summary article on The Register Links Core C++ (Israel) - Call for Speakers closes 22nd Sept! "Robots Are After Your Job: Exploring Generative AI for C++" - Andrei Alexandrescu's CppCon 2023 talk

Benjamin Summerton joins Timur and Phil. Ben talks to us about what led him to benchmark the impact of the final and noexcept keywords, how to interpret his results, and the project that inspired him to do so in the first place. Show Notes News Boost 1.86 released RealtimeSanitizer - new real-time safety testing tool for C and C++ projects that comes with Clang 20 "Honey, I shrunk {fmt}: bringing binary size to 14k and ditching the C++ runtime" Links Previous episodes covering std lib implementations: Stephan T. Lavavej (MSVC) Stephan T. Lavavej and Sy Brand (MSVC) Billy O'Neil (MSVC) Marshall Clow (libc++) Eric Fiselier (libc++) "noexcept affects libstdc++'s unordered_set" - Arthur O'Dwyer Episode with Martin Hořeňovský, discussing non-portal random distribution Episode with Frances Buontempo, also mentioning random numbers and the portable distribution issue "Free Your Functions" (video) - Klaus Iglberger (timed link to the bit that talks about performance) Ben's PSRayTracing repo

Sándor Dargó joins Phil and Anastasia Kazakova. Sándor talks to us about why and how to reduce the final binary sizes your code produces, as well as the importance of clean code.   Show Notes News "cppfront: Midsummer update" Reddit Thread cpp2 episode from last year AutoConfig: C++ Code Analysis Redefined (Sonar) “noexcept Can (Sometimes) Help (or Hurt) Performance” - Ben Summerton Links Binary Sizes posts on Sándor's blog Sándor's books "Parameterized testing with GTest" - Sándor Dargó "How to keep your binaries small?" - Sándor's C++ on Sea talk(s)

Doug Gregor joins Phil and Kevin Carpenter. Doug talks to us about his work on Swift at Apple, what the language is like and how it can interoperate with C++. Show Notes News "Memory Safety in C++ vs Rust vs Zig" - B Shyam Sundar C++ under the Sea workshops announced mp-units 2.2.0 released Links "Swift for C++ Practioners" - first in blog series from Doug Gregor Episode 341, with Dave Abraham talking about Swift/ C++ interop "Start with a Protocol" - blog post from Rob Napier (but link to Dave Abraham's "Crusty" talk no longer works) "Option(al) is not a Failure" - Phil's talk about Swift Error Handling "Option(al) is not a Failure" (yes, same name) - Phil's talk about past, present and possible future C++ error handling "Swift Concurrency"

Luigi Ballabio joins Phil and Matt Godbolt. Luigi talks to us about QuantLib, an open-source library for financial models that he co-founded and now maintains. Show Notes News WG21 St. Luis trip reports: "Official" report, collated by Inbal Levy Herb Sutter's trip report Links QuantLib home page Episode about borrow-checked C++ with Sean Baxter "QuantLib Python Cookbook" - book by Luigi "Implementing QuantLib" - book by Luigi

Jessica Wong and Ian Peterson join Timur and Phil. Ian and Jessica talk to us about libunifex and other async code projects at Meta, how it has evolved in the proposed std::execution and what structured concurrency is. Show Notes News XCode 16 beta The std library that ships with XCode 16 supports "hardening" libc++ hardening modes "What's the deal with std::type_identity?" - Raymond Chen "C++ programmer's guide to undefined behavior: part 1 of 11" - PVS Studio "C++ Brain Teasers: Exercise Your Mind" - Anders Schau Knatten Links "std::execution" - P2300R9 "async_scope – Creating scopes for non-sequential concurrency" - P3149R3 "Notes on structured concurrency, or: Go statement considered harmful" Folly Coro

Zach Laine joins Phil and Timur. Zach talks to us about the Boost collection of libraries, his contributions to it, a little of its history and where it's going, and a new project that aims to get back to Boost's original roots. Show Notes News Timing vulnerability in Kyber due to compiler optimization pass JUCE 8 released C++ Under the Sea - new conference in The Netherlands Links Boost  

Sean Baxter joins Timur and Phil. Sean explains how he has managed to implement a borrow checker for C++ in his Circle compiler. In fact his implementation addresses all the same safety issues that Rust addresses. Show Notes News "Noisy: The Class You Wrote a Hundred Times" Reddit discussion "Addressing That Post About final" Conference News: Pure Virtual C++ 2024 videos C++ on Sea 2024 - full scheduled published Links Jet Propulsion Lab Circle homepage "Safe C++" - Sean's video covering the implementation discussed on the episode P2687R0 - "Design Alternatives for Type-and-Resource Safe C++" - Stroustrup & Dos Reis P2771R0 - "Towards memory safety in C++" Clang's "Lifetime Extensions for C++" RFC

Mara Bos joins Phil and Timur. Mara talks to us about her work on the Rust evolution team and how she uses embedded Rust for drone flight controllers. We chat about some of the differences and similarities between C++ and Rust, and what the two languages can, and should, learn from each other. Show Notes News GCC 14 released Changes Reddit discussion "An informal comparison of the three major implementations of std::string" (updated) - Raymond Chen BugInsight – New memory leak and deadlock finder for C and C++ on Windows Reddit discussion Links "Rust Atomics and Locks" - Mara's book "driveway moment" (Wiktionary)

Niels Lohmann joins Timur and Phil. Niels talks to us about his popular JSON library, JSON for Modern C++ (often just known as nlohmann/json, after its github repo). We chat about the history and purpose of the library, with an interesting aside into starting and maintaining a popular OSS library, as well as what Niels is up to today. Show Notes News "The Performance Impact of C++'s final Keyword" - Benjamin Summerton Reddit discussion Kris Jusiak: Meta-meta programming! (Reddit) Links "Tips on Surveying the C++ Community" - Anastasia Kazakova's talk JSON for Modern C++

Sy Brand joins Phil and Timur. Sy talks about the imminent Pure Virtual C++ conference that they have been running with Microsoft's backing for a few years. Sy also discuss what they have been up to as Developer Advocate at Microsoft, as well as some fascinating outside interests. Show Notes News C++ Foundation's C++ 2024 Developer survey results P3236R0: "Please reject P2786 and adopt P1144" P2786R5: "Trivial Relocatability For C++26" P1144R10: "std::is_trivially_relocatable" P1029R3: "move = bitcopies" (earlier alt paper) "C++20 modules and Boost: an analysis" "Boston C++ April 2024 online meetup" Links Sy's short films Pure Virtual C++ 2024 conference 'BF' written in DWARF debug info

Erich Keane joins Timur and Phil. Erich chats about the recent WG21 meeting in Tokyo, his roles as chair and co-chair of the Language Evolution and Language Evolution Incubator working groups, respectively, as well as heterogeneous computing and his work at NVidia. Show Notes News CppCon - Call for Speakers ACCU 2024 Online Bjarne Stroustrup responds to White House warning against C++ David Sankel's post on Boost split Links Tokyo ISO C++ Committee Trip Reports: In-depth status report Herb Sutter's report Think-Cell's trip report (Jonathan Müller) Papers discussed: P2900R6 - "Contracts for C++" P2996R2 - "Reflection for C++26" P2688R1 - "Pattern Matching: match Expression" P2830R1 - "Standardized Type Ordering"

Gail Ollis joins Phil and Matt Godbolt. Gail talks to us about why, after two decades of software development, she took a degree in psychology followed by a PhD that researched the psychology of software development - and how she now uses this to help others get started and, hopefully, avoid many of the human issues that can plague our software projects. Show Notes News "Contracts MVP is Feature Complete" - Reddit "Contracts for C++" Timur's C++ London talk Gemini refuses to talk about C++ 20 Concepts to someone under the age of 18! Hacker News thread Twitch streamer's reaction (ThePrimeTime) “White House urges developers to dump C and C++” - InfoWorld Conferences: C++ on Sea Early Bird tickets and option, CfP closes soon (3rd-5th July) using std::cpp, Madrid (24th-26th April) C++ Now (29th April - 3rd May) ACCU full schedule and volunteers programme (17th-20th April) Links "Early Careers Day: A mini-conference for junior developers" - Gail's ACCU 2024 workshop "The kids are alright" - Gail's ACCU 2024 session showcasing her students Paper's Gail has co-authored on blending cyber security and software development: Putting the Sec in DevSecOps: Using Social Practice Theory to Improve Secure Software Development Dancing, not Wrestling: Moving from Compliance to Concordance for Secure Software Development "Helping developers to help each other: a technique to facilitate understanding among professional software developers" - Gail's PhD thesis

Patrick Quist joins Phil and Timur. Patrick chats with us about their work on the Compiler Explorer team and how they got into it. We explore some useful features that may not be as widely known, and take a peek under the hood at how it all runs. News "C++ Package Managers: The Ultimate Roundup" - blog post by Christopher McArthur "Demystifying Lakos Rule via Visualization and How It Could Relate to Constexpr" blog post by Miro Palmu "A Year of C++ Improvements in Visual Studio, VS Code, and vcpkg" - blog post by Sy Brand NVidia interview question - Reddit thread Links History of Delphi Compiler Explorer Also Compiler Explorer Compiler Explorer live stats

Rainer Grimm joins Timur and Phil. Rainer talks to us about what he has learnt from many years of teaching C++ as a professional trainer, how training has become more accessible now more people are taking it online, and his thoughts on modern C++. Show Notes News The C++ Iceberg "C++20 Concepts applied - Safe bitmasks using scoped enums" - blog post by Andreas Fertig ACCU conference: Early-bird tickets and workshops Links Reddit thread on Episode 375 with Daveed Vandervoorde Rainer's website and blog Rainer at Meeting C++ online, Feb 21st Rainer's "Concurreny in Modern C++" workshop at C++ Online, March 14th

Daveed Vandevoorde joins Phil and Timur. Daveed talks a bit about his work at EDG, but mostly his efforts to get Reflection into C++26, along with his co-authors, and how that fits into the big picture. Show Notes News Meeting C++ 2023 videos (including all keynotes) "A 2024 Discussion Whether To Convert The Linux Kernel From C To Modern C++" How do you correctly implement std::clamp? Blog post Reddit discussion C++ Online Workshops Links P2996R1 - "Reflection for C++26" P1240R2 - "Scalable Reflection in C++" "C++ Templates - The Complete Guide" - book (Vandevoorde, Josuttis)

Ville Voutilainen joins Timur and guest co-host, Guy Davidson. Ville talks about Qt, his work a The Qt Company and his work on the C++ standards committee - including how all those things come together. Show Notes News Matt Godbolt on Computerphile PVS-Studio C++ quiz Boston C++ meetup C++ Now Links P2300R7 - std::execution (a.k.a. Senders/ Receivers)

Phil and Timur are joined by ... Timur and Phil for a Holiday Special. We look back on the last year, discuss the news, and talk about what we're working on. Show Notes News "The Case for Memory Safe Roadmaps" - CISA Experimental EDG Reflection Support Boost 1.84.0 released Cling 1.0 released "About time - how to unit test code that depends on time" - Björn Fahller CppNorth: Call for Speakers "Earlist Bird" tickets ACCU Early bird tickets C++ Online tickets Links Phil and Timur speaking at the December meetup in Munich "Digital Security by Design, CHERI and the Morello Board" - C++ London

Matthias Kretz joins Phil and Timur. Matthias talks about SIMD, including what it is, how it works, and what its useful for. We also discuss his proposal to introduce SIMD vocabulary types and functionality into the C++ standard and how it relates to what was in the Parallelism TS. Show Notes News MISRA C++ 2023 published Sonar webinar on MISRA C++ 2023 with Andreas Weis nlohmann/json 3.11.3 released reflect-cpp - Reflection library for C++20 Links P1928R7 - "std::simd — merge data-parallel types from the Parallelism TS 2" Matthias' CppCon 2023 talk on std::simd

Martin Hořeňovský joins Timur and Phil. Martin returns to talk about v3 of Catch2 and how it is different to v2. We also revisit the topic of random numbers and how Martin is still working on portable distributions and why that is important to testing and other domains. Show Notes News P2662R3 - "Pack Indexing" P1673R13 - "A free function linear algebra interface based on the BLAS" P2546R5 - "Debugging Support" P2996R0 - "Reflection for C++26" "Why I think C++ is still a desirable coding platform compared to Rust" - Henrique Bucher CLion Nova Links Martin's NDC TechTown 2021 talk on Catch2 v3

Mateusz Pusz joins Phil and new guest co-host, Anastasia Kazakova. Mateusz talks to us about his physical units (and quantities) library, mp-units, why v2 is a complete redesign compared to the previous version, and how incorporating a system of quantities is so central to this new design. Show Notes News clang 17 released Conference videos released in October AMA with Abbas Sabra (automatic/ static analysis) Is it too hard for junior developers to get on the C++ career ladder (Reddit) Links mp-units on GitHub mp-units - Documentation C++ on Sea 2023 video The Mars Climate Orbiter crash p1935 - "A C++ Approach to Physical Units" p2980 - "A motivation, scope, and plan for a physical quantities and units library" p2981 - "Improving our safety with a physical quantities and units library" p2982 - "std::quantity as a numeric type" p3003 - "The design of a library of number concepts"

Frances Buontempo joins Phil and returning guest co-host, Matt Godbolt. Frances talks to us about her new book on modern C++ as well as her the topic of her previous book on machine learning. We discuss the differences between LLM-based AI and more statistical approaches, as well as where random numbers fit into all this and the limitations of their current support in C++. Show Notes News CppCon programme announced C++ on Sea videos "Inside STL" - The Old New Things Open source C++ projects that use modern C++ features (Reddit) Links "C++ Bookcamp" (title may change) - Frances' new book "Genetic Algorithms and Machine Learning for Programmers" - Frances' previous book Overload issues (submit articles on the main ACCU site) Frances' paper bag escapology certificate Shannon's mind reading paper ERNIE (Electronic Random Number Indicator Equipment) P2059R0 - "Make Pseudo-random Numbers Portable" (defunct) "Using, Generating and Testing with Pseudo-Random Numbers" - Frances' ACCU 2023 talk "Program your way out of a paper bag" series: "How to program your way out of a paper bag" (slides) "How to Evolve Your Way Out of a Paper Bag" (video) "Diffuse your way out of a paper bag" (video) "How to Evolve Your Way Out of a Paper Bag" (video) "Crowd Your Way Out of a Paper Bag" (video)

Abbas Sabra joins Phil and Timur. Abbas talks to us about static analysis, the challenges - and benefits - of analysing C++ code, and a new feature from Sonar that can scan public repos with zero config. Show Notes News Boost 1.83.0 released fmt 10.1 released The downsides of C++ Coroutines Links "All the defaults are backwards" - Phil's Lightning Talk "No, C++ static analysis does not have to be painful" - Sonar blog video showing Sonar's Automatic Analysis in action

Mark Gillard joins Timur and guest co-host Jason Turner. Mark talks to us about reflection, SIMD, and his library soagen, a structure-of-arrays generator for C++. Show Notes News What is Low Latency C++? C++Now 2023, part 1 What is Low Latency C++? C++Now 2023, part 2 Inside STL: The vector Inside STL: The string Experimenting with Modules in Flux pycmake cpptrace Links Soagen on GitHub Soagen documentation Mike Acton: Data-Oriented Design and C++ at CppCon 2014 Bryce Adelstein Lelbach on SoA and reflection at ACCU 2023 Data-Oriented Design and Modern C++ at CppNow 2023 Godbolt's law toml++ on GitHub PVS-Studio: 60 terrible tips for a C++ developer

Dmitry Kozhevnikov joins Timur and guest co-host Matt Godbolt. Dmitry talks to us about how the CLion IDE works under the hood. Show Notes News mold 2.0.0 released CLion 2023.2 released Should we stop writing functions? Links C++ Lambda Idioms: technique to separate user-specified and deduced template parameters The Kotlin Foundation JetBrains Runtime CLion data flow analysis engine PVS Studio: 60 terrible tips for a C++ developer  

Bjarne Stroustrup joins Phil and Timur. Bjarne talks to us about safety in C++ through profiles, as well as modules and concepts - and looks ahead to what else is coming next. Show Notes News C++ Now 2023 videos ACCU 2023 videos JetBrains Developer Ecosystem Survey 2023 Upcoming Boost 1.83 release Links P2739R0 - 'A call to action: Think seriously about “safety"; then do something sensible about it' P2687R0 - 'Design Alternatives for Type-and-Resource Safe C++' 'Contemporary C++ in Action' (video) - Daniela Engert  

Tristan Brindle joins Timur and Phil. Tristan talks to us about a safer alternative to iterators and his library, Flux, that implements it. Show Notes News 60 terrible tips for a C++ developer Big, combined, committee trip report from Varna CLion 2023.2 EAP4: AI Assistant "Making C++ Memory-Safe Without Borrow Checking, Reference Counting, or Tracing Garbage Collection" Links Episode 78 of CppCast, mentioning Cling Episode of ADSP recorded at C++ on Sea Episode 152 of CppCast, with Tristan and the C++ London Uni team Flux on GitHub

Joshua Berne joins Phil and Timur. Joshua talks to us about the previous week's ISO C++ meeting in Varna, Bulgaria, then focuses on the current state of the contracts proposal that he has been central to, as well as a bit of its history. Show Notes News ISO C++ trip report's from Varna: Herb Sutter's trip report Jonathan Müller's trip report GCC 14 NRVO enhancements (Reddit) P2025 proposes guaranteed NRVO How to get NRVO before C++26 XCode 15 beta Links P2831 - "Functions having a narrow contract should not be noexcept" P2521 - The current contracts MVP P2695 - "A proposed plan for Contracts in C++" P2811 - "Contract-Violation Handlers" P2834 - "Semantic Stability Across Contract-Checking Build Modes" P2877R0 - "Contract Build Modes, Semantics, and Implementation Strategies" P2751 - "Evaluation of Checked Contract-Checking Annotations" P2552 - "On the ignorability of standard attributes" p2786 - "Trivial relocatability options" P2839 - "Nontrivial Relocation via a New owning reference Type" P0843R8 - "inplace_vector"

Daniel Ruoso joins Phil and Timur. After covering a couple of blog posts and a new UI library, we welcome Daniel back to talk with us about modules, package and build systems and SG15, the tooling study group. We also revisit the Ecosystem International Standard. Show Notes News Modern C++ In-Depth — Is string_view Worth It? How to check if a pointer is in a range of memory - Raymond Chen Nui - new C++ Webview UI library Nui on Reddit Timur's Undefined Behaviour survey Links P2898R0 - "Importable Headers are Not Universally Implementable" "Clang Automated Refactoring for everyone with clangmetatool" - Daniel's C++ Now 2019 talk P1689R5 - "Format for describing dependencies of source files" (Kitware)

Antony Peacock joins Timur and Phil. After rounding up the news, we chat with Antony about what it's like to work in finance as a C++ developer, the similarities and differences to games dev and how you can break in to a role in finance. We also discuss what it's like to work in tech as someone with dyslexia. Show Notes News Visual Studio 17.6 released Valgrind 3.21 released Snitch 1.1 Meeting C++ Call for Speakers (until June 18) CppCon Call for Speakers (until June 25) Links P2547R1 - "Language Support for Customisable Functions" Maven on C++ "How to get into the tech industry" (Maven's blog) Interview question at Maven "C++ 20 Techniques for Algorithmic Trading" (webinar) "C++ Concepts and Fireside Chat on Algorithmic Trading" (webinar) "C++ and Python for Algorithmic Trading" (webinar) Example algo trading code from webinar series (1) Example algo trading code from webinar series (2) Antony's article on Neurodiversity and Dyslexia Diversita (UK) P0201R6 - "polymorphic_value: A Polymorphic Value Type for C++" P1950R2 - "indirect_value: A Free-Store-Allocated Value Type For C++" EVE - the Expressive Vector Engine P1385R7 - "Linear Algebra" P1935R2 - "A C++ Approach to Physical Units" mp-units - Mateusz Pusz' implementation of physical units P2547R0 - "Language support for customisable functions" "Why tag_invoke is not the solution I want" - Barry Revzin  

Luis Campos joins Phil and Timur. After some compiler and language news, we chat with Luis about the recent Conan 2.0 release, the state of package management in C++, today and what's happening in the world of C++ standards that may impact it in the future. Show Notes News GCC 13 released CppFront "spring update" Mojo - a new language with Python-like syntax but runs like C++ CrabLang - a fork of Rust Timur's Undefined Behaviour survey Links Conan 2.0 P2656R2 - "C++ Ecosystem International Standard" Conan on Twitter "A Lock-free Atomic shared_ptr" - Timur's C++ Now 2022 talk "Advanced Dependencies Model in Conan 2.0" - Diego's ACCU 2022 talk  

Ashot Vardanian joins Timur and Phil. After some conference updates, news about the ISO C++ Developer Survey, Sonar integration in Compiler Explorer and some posts on modules and performance, we chat with Ashot Vardanian about AI and the infrastructure that underpins it. Ashot talks to us about some of the libraries and tools he and his startup have been developing over the past few years with some impressive numbers behind them. Show Notes News Core C++ (Israel) - 5th-8th June Meeting C++ 2023 - 12th-14th November C++ Now 2023 - 7th-12th May C++ on Sea 2023 schedule announced - 27th-30th June CppNorth - 17th-19th July 2023 ISO C++ Developer Survey "Sonar ❤️ Compiler Explorer: Write clean C++ code inside your browser" "C++20 modules in clang" "Horrible Code, Clean Performance" Links Unum (Ash's AI research company) Unum repos on GitHub Cpp Armenia User Group  

Mathew Benson joins Phil and Timur. After some news on new dev tool releases and some welcome improvements to iostreams in GCC13, we talk to Mathew Benson about what it's like to learn and use C++ in Africa and the implications for the hardware and our choices in programming language. Mathew also draws an interesting parallel to natural languages. Show Notes News CLion 2023.1 released Qt Creator 10 released Buck2 released "A leaner in libstdc++ for GCC 13" Links Timur's three-question Undefined Behaviour survey CppAfrica on Twitter CppAfrica on Discord  

Herb Sutter joins Phil and Timur. We catch up on the news about LLVM 16 being released, a new book on initialisation in C++ and a couple of new user groups. Then we talk to Herb about his new language/ alternate syntax, Cpp2, which compiles down to C++ in much the same way that C with Classes compiled down to C. News LLVM 16.0.0 released "C++ initialisation story" - a new book by Bartlomiej Filipek New user group forming in Prague - Miloš Anđelković New user group forming in Helsinki - Timur Doumler Links CppFront - the compiler for Cpp2 "Can C++ be 10x Simpler & Safer?" - Herb's CppCon keynote introducing Cpp2 and CppFront

Herb Sutter joins Phil and Timur. We catch up on the news about LLVM 16 being released, a new book on initialisation in C++ and a couple of new user groups. Then we talk to Herb about his new language/ alternate syntax, Cpp2, which compiles down to C++ in much the same way that C with Classes compiled down to C. Show Notes News LLVM 16.0.0 released "C++ initialisation story" - a new book by Bartlomiej Filipek New user group forming in Prague - Miloš Anđelković New user group forming in Helsinki - Timur Doumler Links CppFront - the compiler for Cpp2 "Can C++ be 10x Simpler & Safer?" - Herb's CppCon keynote introducing Cpp2 and CppFront  

Andreas Weis joins Timur and Phil. After some news about Boost, std::format and performance, Andreas talks to us about safety critical application domains, safety in C++ in general, and the difference between safety in security. News Boost libraries may drop support for older language versions "Fun with printing tables with std::format and C++20" - Bartlomiej Filipek "C++20 Formatting Library, Parts 1. 2 and 3" - Gajendra Gulgulia "Decreasing the Number of Memory Accesses, 1/2" - Ivica Bogosavljevic using std::cpp (conference in Madrid) Links MUC++ (The Munich C++ User Group) ComicSansMs - Andreas on StackOverflow The EU's Cyber Resilience Act "Why not simply implement borrow checking in C++?" - Sean Baxter on Twitter P2771R0 - "Towards memory safety in C++" "Rust Safety is not superior to C++" - Bjarne Stroustrup P2739R0 - "A call to action: Think seriously about 'safety'; then do something sensible about it" P2759R1 - "DG Opinion on safety for ISO C++" P2723R1 - "Zero-initialize objects of automatic storage duration" D2795R0 - "Correct and incorrect code, and 'erroneous behaviour'" P2809R0 - "Trivial infinite loops are not Undefined Behavior" MISRA

Andreas Weis joins Timur and Phil. After some news about Boost, std::format and performance, Andreas talks to us about safety critical application domains, safety in C++ in general, and the difference between safety in security. Show Notes News Boost libraries may drop support for older language versions "Fun with printing tables with std::format and C++20" - Bartlomiej Filipek "C++20 Formatting Library, Parts 1. 2 and 3" - Gajendra Gulgulia "Decreasing the Number of Memory Accesses, 1/2" - Ivica Bogosavljevic "using std::cpp (conference in Madrid)"   Links MUC++ (The Munich C++ User Group) ComicSansMs - Andreas on StackOverflow The EU's Cyber Resilience Act "Why not simply implement borrow checking in C++?" - Sean Baxter on Twitter P2771R0 - "Towards memory safety in C++" "Rust Safety is not superior to C++" - Bjarne Stroustrup P2739R0 - "A call to action: Think seriously about 'safety'; then do something sensible about it" P2759R1 - "DG Opinion on safety for ISO C++" P2723R1 - "Zero-initialize objects of automatic storage duration" D2795R0 - "Correct and incorrect code, and 'erroneous behaviour'" P2809R0 - "Trivial infinite loops are not Undefined Behavior" MISRA  

Richard Smith joins Timur and Phil. After the usual news round-up, we chat with Richard about the new C++ successor language, Carbon. Richard is one of the three lead contributors to Carbon and he discusses the philosophy and some of the special features that make Carbon different. Show Notes News Conan 2.0 release CMake debugger in Visual Studio Unreal Engine - C++ Complete Guide The Italian C++ Conference Links P1881R0 - Epochs proposal P2137R0 - “Goals and priorities for C++” (from March 2020) Carbon GitHub org - with lots of links

Nina Ranns joins Timur and Phil. After community news, including conferences, a new C++ community in Africa and a new project manager and build system, we talk to Nina about the recent ISO committee meeting in Issaquah where the technical work on C++23 was finalised, as well as an inside look at how the committee works and Nina's current project: allocator-friendly library types that don't allocate. Show Notes News Core C++ (cfp open) CppIndia cfp C++ Now - call for volunteers C++ on Sea (speakers and tickets) C++ Africa Zork++ 0.5 Links Orsen Scott Card's Beekeeper Analogy Do Expressions (link coming) Nina's user type categoies talk P2644R1 - “Final Fix of Broken Range‐based for Loop” P2047R1 - “An allocator aware optional type” Embracing Modern C++ Safely P2674R1 - “A trait for implicit lifetime types”

Mike Daum joins Phil and Timur. After some community news, including the state of modules support in CMake and a new compile-time parsing library inspired by Rust's macros, we talk to Mike about CppNorth - what it is, how it got started and what makes it different - then about company cultures, a new language from Epic, and the importance of catering to "Dark Matter Developers". Show Notes News ACCU Schedule and registration CMake blog post about the state of C++20 Modules support P1689R5 "Format for describing dependencies of source files" "Macro Rules" - compile-time parser library from Max Pasichnyk Reddit discussion of Macro Rules Links CppNorth CppNorth mentoring email CppNorth mentoring channel on Discord "The Analogy of the Beekeeper" - please let us know if you find a link for this! Verse, the new Unreal scripting language Talk on Verse, by Simon Peyton Jones "C++ Software Design" (book) - Klaus Iglberger

Dimi Racordon joins Timur and Phil. They first have a couple more conference speaker calls, a new C++20 test framework, and and some updates about Safety in C++ and the C++ successor languages announced last year. Then they talk to Dimi Racordon about the new language, Val, how it relates to C++, and why mutable value semantics are so powerful. Show Notes News C++ Now Call for Speakers CppNorth Call for Speakers Snitch v1.0 - a “Lightweight C++20 testing framework” “The Year of C++ Successor Languages” - Lucian Radu Teodorescu “Supporting the Use of Rust in the Chromium Project” - Google Security Blog Links “I'll Build Myself” - Phil's song about building C++ P2739R0 - “A call to action: Think seriously about “safety”; then do something sensible about it” P2759R0 - “DG Opinion on Saftety for ISO C++” - “The Rule of Two” val-lang.dev - the official website for Val