Zig's New BitCast Semantics and LLVM Back End Improvements
Summary
The article details Zig's new bitCast semantics and LLVM backend improvements, including how bit casting now relies on logical bit layouts rather than memory reinterpretation. It covers the redesign impact on aggregates, endianness, and code examples, plus related LLVM backend performance gains and other devlog entries such as the ELF linker and build system changes. It provides migration notes and links to related PRs and release notes.