Odin Files

New Language Features

• -

New Compiler Improvements

• Improvements to building with Android
• Add more asan support to the odin runtime and sanitizing for various allocators
• Fix to compile-time and variable NaN comparisons
• Fix to syscalls on NetBSD ARM64
• Fix Darwin version reporting on older macOS versions
• General compiler bug fixes
• intrinsics.type_elem_type(simd_vector)
• Fix Global/Static Variable Alignment
• Fixes assigning null as a type if it's an alias but the base type is null
• @(no_sanitize_address)
• Support Objective-C class implementation
• Add debug info for labels to Odin
• intrinsics.type_integer_to_unsigned and intrinsics.type_integer_to_signed
• Use --sysroot instead of -Wl,-syslibroot on Darwin
• Fix global and static any usage
• Re-enable static map calls on AMD64 SysV due to ABI fixes
• Make odin help more precise
• -dynamic-literals
• Do not call disabled deferred procedures
• Add /usr/local/lib to FreeBSD linker path
• Add error with a suggestion when trying to extract an element from a #simd array, and prefer simd.extract
• Only trim .odin from build filename
• Keep shared libraries from calling main program's startup/cleanup procs on Linux
• Add -build-only, -keep-test-executable, delete test executable after running
• Enable all sanitizers on FreeBSD
• RAD Debugger support through custom .raddbg section
• Default views for slices and matrices
• Error on unterminated multi-line comment
• Fix output of object names (https://github.com/odin-lang/Odin/pull/5241)
• Add suggestions for quaternionN or complexN conversions

New Packages

• base:sanitizer
• vendor:windows/XAudio2
• vendor:sdl3/ttf
• core:terminal
• core:encoding/ansi -> core:terminal/ansi

Package Improvements

• Vectorize base:runtime.memory_*
• core:net
• Rework errors to be cross-platform
• Replace default_tcp_options with a constant
• core:container/small_array: Improve documentation for
• core:sync/chan: Improve documentation
• core:mem/tlsf: refactor, add free_all support, add automatic new pools
• core:fmt: Fix printing for bit_set[Enum] when min(Enum) != 0
• vendor/glfw
• fix SetMonitorCallback and MonitorProc type definition
• use b32 where appropriate
• core:text/regex: Add iterator
• core:math: Fix math.nextafter skipping from 0 to 1
• vendor:wgpu:
• Update to 25.0.2.1
• Fix function name for wgpu.js genericGetAdapterInfo
• Correct mipmpaFilter field name in wgpu.js
• core:time/timezone: preserve nanoseconds on calls
• vendor:box2d:
• Update to 3.1.0
• Add missing field in box2d.BodyDef
• Make build_box2d.sh more flexible
• core:container/priority_queue
• let it return runtime.Allocator_Error
• Fix off-by-one error in remove
• core:sys/darwin/Foundation : Loads of additions and related stuff
• vendor:sdl2: correct RWwrite signature
• vendor:sdl3:
• Fix count output parameter of GetFullscreenDisplayModes
• Add Semaphore API
• core:encoding/*, fix parsing of CDATA tags
• core:time: add tick_add
• core:encoding/cbor, fix slice overflow
• core:os/os2: general improvements
• vendor:wasm/WebGL: Fix incorrect parameter types
• core:bufio: Fix typo from b.w-b.w to b.w-b.r
• core:simd/x86: BMI/BMI2 intrinsics
• base:intrinsics: alternate reduce_add/reduce_mul intrinsics
• core:strconv, add support for hex-floats (0h)
• vendor:raylib/rlgl add some missing functions
• vendor:directx/d3d12
• add more FEATURE_DATA_OPTIONs
• Fix RESOURCE_STATE_ALL_SHADER_RESOURCE flags and add new HEAP_TYPE
• core:encoding/json: when unmarshalling, only match on struct tags if present
• vendor/miniaudio: update to 0.11.22
• core:math/big: fix range check in int_atoi
• Add comments to builtin.odin, documenting ODIN_* constants
• vendor:windows/GameInput: fixes and tweaks
• core:encoding/csv: Fix incorrect CSV reader settings for example
• Vectorize strings.prefix_length

Full Changelog: https://github.com/odin-lang/Odin/compare/dev-2025-04...dev-2025-06