1.78.0 beta #

Unreleased, branched from master

• Will be stable on: 2 May, 2024
• Branched from master on: 15 March, 2024

• fix attribute validation on associated items in traits (merged 41 days ago)
• Update Windows platform support (merged 46 days ago)
• Lower transmutes from int to pointer type as gep on null (merged 46 days ago)
• Stabilize the #[diagnostic] namespace and #[diagnostic::on_unimplemented] attribute (merged 50 days ago)
• Add new Tier-3 target: loongarch64-unknown-linux-musl (merged 50 days ago)
• Add arm64ec-pc-windows-msvc target (merged 51 days ago)
• stricter hidden type wf-check [based on #115008] (merged 52 days ago)
• Windows: Implement condvar, mutex and rwlock using futex (merged 52 days ago)
• Add a new wasm32-wasip1 target to rustc (merged 54 days ago)
• Suggest moving definition if non-found macro_rules! is defined later (merged 54 days ago)
• Implement unwind safety for Condvar on all platforms (merged 58 days ago)
• Stabilize cfg_target_abi (merged 62 days ago)
• make non-PartialEq-typed consts as patterns a hard error (merged 62 days ago)
• remove sub_relations from the InferCtxt (merged 65 days ago)
• Tracking import use types for more accurate redundant import checking (merged 69 days ago)
• Bump Unicode to version 15.1.0, regenerate tables (merged 71 days ago)
• Update to LLVM 18 (merged 74 days ago)
• Toggle assert_unsafe_precondition in codegen instead of expansion (merged 78 days ago)
• update indirect_structural_match and pointer_structural_match lints to match RFC and to show up for dependencies (merged 80 days ago)
• revert stabilization of const_intrinsic_copy (merged 81 days ago)
• make matching on NaN a hard error, and remove the rest of illegal_floating_point_literal_pattern (merged 82 days ago)