CppCast

By Phil Nash & Timur Doumler

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... more

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FAQs about CppCast:

How many episodes does CppCast have?

The podcast currently has 397 episodes available.

CppCast episodes:

November 19, 2024Tease Your C++ Brain
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.
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
...more
55min
October 29, 2024Realtime Sanitizer and the Performance Constraints attributes
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.
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
...more
1h 2min
October 20, 2024Type Erasure, SIMD-Within-a-Register and more
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.
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
...more
1h 5min
October 04, 2024Parsing and Analysing C++
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.
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 (download)
PVS-Studio Blog
Yuri's Webinar: Parsing C++
...more
1h 2min
September 20, 2024CppCon 2024 Live Special
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.
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
...more
55min
September 06, 2024Benchmarking Language Keywords
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.
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
Join us for the CppCast CppCon Special
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
...more
1h 6min
August 09, 2024Reducing Binary Sizes
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.
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)
(will add video links when available)
...more
1h 5min
July 27, 2024Swift for C++ Developers
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++.
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"
...more
1h 3min
July 12, 2024QuantLib
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.
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
...more
1h 1min
June 28, 2024libunifex and std::execution
Jessica Wong and Ian Petersen 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.
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
...more
1h 2min

FAQs about CppCast:

How many episodes does CppCast have?

The podcast currently has 397 episodes available.

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