David Justo

@davidjustodavid.bsky.social

PL fool and DB theory nerd. Working on the C++ Address Sanitizer for Windows these days (dynamic analysis for memory safety), still a Durable Functions nerd.

We encourage undergraduate, master’s, and early-stage PhD students interested in programming languages to apply for PLMW at PLDI 2026. It is a great opportunity to learn from researchers, build connections, and explore future directions in PL. Apply here: pldi26.sigplan.org/home/PLMW-PL...

PLMW @ PLDI 2026 - Programming Languages Mentoring Workshop 2026 - PLDI 2026

The Programming Language Mentoring Workshop (PLMW) aims to broaden the exposure of late-stage undergraduate students and early-stage graduate students to research and career opportunities in programmi...

pldi26.sigplan.org

MSVC Build Tools v14.51 is packed with real compiler wins. New SSA loop optimizer ✔️ Smarter SLP vectorizer ✔️ Major SROA upgrades ✔️ Faster AVX codegen, better memset/memcpy expansion, improved branch‑elim + loop unswitching ✔️ ...a serious performance release. Details: buff.ly/MQbi44P

spot art. text reads: C++ Performance Improvements in MSVC Build Tools v14.51 - C++ Team Blog

ASan is like malware that's good for you(r C/C++), don't let anyone tell you otherwise... Gave a small presentation today at the Seattle llvm meetup about some of the stuff I've been working on within msvc. Had fun and got to rock the win95 shirt, good vibes :)

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