A (draft!) memory model is now available for multicore OCaml, which answers the question of what you get when you read a shared mutable memory reference.
In single-threaded code, the answer is “whatever you most recently wrote”, but in multi-threaded code with complex synchronisation exactly what “most recently” means becomes murky. Read the multicore wiki entry for more details.
- Intel Hyper-Threading Bug Uncovered by OCaml Developers
- Unsigned Integers as Built-In Types or as a Library?
- A Week of Platform Releases: Odig, Odoc, Opam Bundle and More!
- Why Jbuilder? Demonstration and Discussion
- OCaml Compiler Hacking May 2017 - Activity Summaries
- Opam 2.0.0 beta 3
- Multicore OCaml ARM64 Backend
- Cambio, OCaml and Karaoke at the MirageOS Marrakech Hack Retreat 2017
- Using Menhir to Build Grammar Attributes
- OCaml 4.04.1 Released