Disappointed that I can no longer compile some of my Haskell programs with LLVM: https://ghc.haskell.org/trac/ghc/ticket/9142
Related Posts
C++ no longer considers trivial infinite loops to be undefined behaviour! https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2024/p2809r3.html
Spotted in the release notes for the latest clang.
I'm intrigued to see that Google has quantified that new code is generally buggier and less secure than code that has existed in your codebase for longer: https://security.googleblog.com/2024/09/eliminating-memory-safety-vulnerabilities-Android.html
Bril is a cute intermediate language for teaching (think simplified LLVM IR): https://www.cs.cornell.edu/~asampson/blog/bril.html
The idea of providing a standard JSON format to help students write basic passes is really elegant.