# program part (blogs) — RSS Amplifier

Recent posts from the 1 feeds in the RSS Amplifier directory that cover program part.

Page: <https://rssamplifier.com/topics/program-part/blogs>  
Feed: <https://rssamplifier.com/topics/program-part/blogs.md>

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## [2026-08-11: Cleaning costs, or, examining the OpenBSD -fret-clean flag](https://briancallahan.net/blog/20260811.html)

_2026-08-11 · Dr. Brian Robert Callahan_

Examining whether an OpenBSD compiler-based anti-ROP mitigation is worth it

## [2026-07-13: I bootstrapped GDC with DMD](https://briancallahan.net/blog/20260713.html)

_2026-07-10 · Dr. Brian Robert Callahan_

"Correcting" some GCC documentation

## [2026-06-09: An addendum I really didn't want to write](https://briancallahan.net/blog/20260609.html)

_2026-06-09 · Dr. Brian Robert Callahan_

So I didn't

## [2026-03-22: Semi-retirement, or, really, changing my relationship with the BSDs](https://briancallahan.net/blog/20260322.html)

_2026-03-22 · Dr. Brian Robert Callahan_

Evaluating some OpenBSD security measures

## [2025-12-16: Let's run FreeBSD 15.0-RELEASE on a Raspberry Pi Zero 2 W](https://briancallahan.net/blog/20251216.html)

_2025-12-16 · Dr. Brian Robert Callahan_

Instructions to get a small embedded ARM64 device working with the latest FreeBSD operating system

## [2025-09-01: Let's write a peephole optimizer for QBE's arm64 backend](https://briancallahan.net/blog/20250901.html)

_2025-09-01 · Dr. Brian Robert Callahan_

Learn how to cross-compile a native GCC toolchain

## [2025-08-17: Despite thoughts to the contrary, GNAT (Ada) is in fact fully supported on illumos](https://briancallahan.net/blog/20250817.html)

_2025-08-17 · Dr. Brian Robert Callahan_

Learn how to cross-compile a native GCC toolchain

## [2025-08-13: The GNU D compiler has been broken on FreeBSD 14 for over a year and no one noticed, or, why operating system package maintainers matter](https://briancallahan.net/blog/20250813.html)

_2025-08-13 · Dr. Brian Robert Callahan_

Discovery and diagnosis of a bug hiding in plain sight

## [2025-05-16: I revived pkgsrc on AIX](https://briancallahan.net/blog/20250516.html)

_2025-05-16 · Dr. Brian Robert Callahan_

Step-by-step process to get pkgsrc working on modern AIX

## [2025-03-29: GCC 14.2.0 on PowerPC Mac OS X 10.4 Tiger](https://briancallahan.net/blog/20250329.html)

_2025-03-29 · Dr. Brian Robert Callahan_

Step-by-step process to get a modern GCC on an old Mac OS X

## [Earn crypto from idle GPUs (Sponsored)](https://crawlproof.com/a/TZu0tyWKo9gL)

_2025-03-28 · **Sponsored**_

Run one CLI command, connect your GPU, and start receiving crypto payouts.

## [2025-02-22: State of virtualizing the BSDs on Apple Silicon](https://briancallahan.net/blog/20250222.html)

_2025-02-22 · Dr. Brian Robert Callahan_

Testing VMWare Fusion and the Apple virtualization framework with each \*BSD

## [2025-01-12: Let's port the GNAT Ada compiler to macOS/aarch64](https://briancallahan.net/blog/20250112.html)

_2025-01-12 · Dr. Brian Robert Callahan_

Getting a compiler written in its own langauge bootstrapped for a new platform

## [2024-12-16: Let's cross compile from FreeBSD/amd64 to macOS/aarch64](https://briancallahan.net/blog/20241216.html)

_2024-12-16 · Dr. Brian Robert Callahan_

A quick tutorial for setting up a complete cross compiling envinroment using a FreeBSD/amd64 host and macOS/aarch64 target

## [2024-12-12: A GDC package for macOS/aarch64](https://briancallahan.net/blog/20241212.html)

_2024-12-12 · Dr. Brian Robert Callahan_

A walkthrough to bootstrap GDC on macOS/aarch64