34 Pull requests merged by 24 people

• std.Build.Step.Compile: fix race condition in args file creation

  #23997 merged Aug 26, 2025

• std.ArrayList: add insertSliceAssumeCapacity() and insertSliceBounded()

  #24978 merged Aug 26, 2025

• std.Target: add vita os

  #24527 merged Aug 26, 2025

• std.Build.Step.TranslateC forward --cache-dir argument

  #24959 merged Aug 26, 2025

• zig cc: don't pass -mcmodel for assembly files

  #24992 merged Aug 25, 2025

• add Darwin family systems handling for totalSystemMemory

  #24903 merged Aug 25, 2025

• os.linux: faccessat syscall wrapper prefer to faccessat when flags is zero

  #24996 merged Aug 25, 2025

• Adds non allocating alternatives to ZON parse functions

  #22916 merged Aug 25, 2025

• Fix #24999: copy left-overs before we XOR into c.

  #25001 merged Aug 25, 2025

• ubsan-rt: export symbols with hidden visibility

  #24995 merged Aug 25, 2025

• start adding big endian RISC-V support

  #24985 merged Aug 25, 2025

• delete std.debug.FixedBufferReader

  #24991 merged Aug 25, 2025

• std.zig.system: fix check for sparc "v8+" in getExternalExecutor()

  #24988 merged Aug 25, 2025

• Add test-obj to the help message

  #24979 merged Aug 24, 2025

• lib: Reword documentation for realloc to clarify size

  #24187 merged Aug 24, 2025

• docs: fix typo in comment by removing repeated 'business' word

  #24956 merged Aug 24, 2025

• Update powi.zig to fix docstring formatting

  #24904 merged Aug 24, 2025

• std.debug: delete MemoryAccessor

  #24960 merged Aug 24, 2025

• std.fs.Dir: fix updateFile() to flush the file before updating its times

  #24930 merged Aug 23, 2025

• http.Client: don't forget to flush

  #24926 merged Aug 22, 2025

• feat(std.Target): add 3ds os

  #24938 merged Aug 22, 2025

• std: remove lossy int to float coercion on json parse

  #24939 merged Aug 22, 2025

• std.c.darwin: cleanup, expose everything in std.c

  #24921 merged Aug 21, 2025

• zig reduce: adapt to new Writer API

  #24928 merged Aug 21, 2025

• langref: sync with zig-spec grammar.peg

  #24936 merged Aug 21, 2025

• sysctlbynameZ does not return NameTooLong, drop dead prongs

  #24909 merged Aug 21, 2025

• std.os.uefi: Fix typo that causes compile time error #22809"

  #24925 merged Aug 21, 2025

• Add mlock syscalls to std.c and std.posix

  #24914 merged Aug 20, 2025

• Use readStreaming, not readPositional, for streaming file readVec on Windows

  #24917 merged Aug 20, 2025

• wasi-libc: update to c89896107d7b57aef69dcadede47409ee4f702ee

  #24889 merged Aug 20, 2025

• expose darwin.PT in std.c

  #24913 merged Aug 19, 2025

• Fix bugs in Windows readVec implementations

  #24915 merged Aug 19, 2025

• std.Io.Writer: fix upper case hex float formatting

  #24898 merged Aug 19, 2025

• never advance seek position in std.Io.Reader.peekDelimiterExclusive

  #24899 merged Aug 19, 2025

13 Pull requests opened by 12 people

• compiler: move self-hosted backends from `src/arch` to `src/codegen`

  #24919 opened Aug 20, 2025

• use slices instead of posix.iovec in IoUring/read-write_fixed

  #24933 opened Aug 21, 2025

• Fix getUserInfo on MacOS

  #24934 opened Aug 21, 2025

• std: add the "elusive eight" special functions to `std.math`

  #24966 opened Aug 23, 2025

• std: add a Deque data structure

  #24968 opened Aug 23, 2025

• std: update websocket server implementation

  #24969 opened Aug 23, 2025

• tools/docgen: Improve the code

  #24976 opened Aug 24, 2025

• Improve doctest

  #24980 opened Aug 24, 2025

• fix: differentiate between regular and top-level document comments in error messages

  #24990 opened Aug 24, 2025

• std.net.Ip6Address: format numerical scope id

  #25000 opened Aug 25, 2025

• Fix TLS 1.2 client key exchange to use negotiated named group

  #25007 opened Aug 25, 2025

• Remove memcmp and memset from bundled musl and wasi

  #25008 opened Aug 25, 2025

• std.Build.WebServer: fix race

  #25016 opened Aug 26, 2025

26 Issues closed by 11 people

• Build fails sporadically with cached compile step argument file

  #23993 closed Aug 26, 2025

• std.net: add option to specify protocol in server

  #24962 closed Aug 26, 2025

• `ArrayList` is missing `insertSliceAssumeCapacity` and `insertSliceBounded`

  #24929 closed Aug 26, 2025

• Build.Step.TranslateC does not respect --cache-dir

  #24958 closed Aug 26, 2025

• cImport gives type error for pointers of same type

  #25014 closed Aug 26, 2025

• Volatile modifier seemingly ignored in writes to a pointer to an `extern union` value

  #25006 closed Aug 25, 2025

• AES-OCB generates faulty tags when encrypting in-place when length % 16 != 0

  #24999 closed Aug 25, 2025

• std.http.Client.fetch fails to send a simple POST

  #25002 closed Aug 25, 2025

• zig ld: support LTO

  #8680 closed Aug 25, 2025

• `std.c.environ` undefined when cross compiling shared library for `aarch64-freebsd`

  #24994 closed Aug 25, 2025

• `for (slice) |s| if assigning = s;` doesn't work

  #24971 closed Aug 24, 2025

• zig-0.15.1 chunkedStream failed to finish http.Client.fetch

  #24967 closed Aug 24, 2025

• zig std is unable to serve - ConnectionResetByPeer

  #24972 closed Aug 24, 2025

• Rebuild triggered when building LLVM via zig-bootstrap

  #24927 closed Aug 23, 2025

• failing to respond to an http request in 0.15.1

  #24952 closed Aug 22, 2025

• Struct without any field can't be `append` into a arraylist

  #24948 closed Aug 22, 2025

• Lossy int to float coercion on `std.json.innerParseFromValue`

  #24728 closed Aug 22, 2025

• "zig env" now outputs ZON instead of JSON

  #24942 closed Aug 21, 2025

• Compiling produces notification spam on NixOS

  #24941 closed Aug 21, 2025

• Proposal: Inline functions shouldn't memoize

  #24931 closed Aug 21, 2025

• Cannot compile UEFI project because of typo in UEFI service_binding.zig

  #24922 closed Aug 21, 2025

• Build failure regression on macOS arm64 introduced by b461d07

  #24397 closed Aug 20, 2025

• llvm: Unnecessary function prologue and epilogue in release modes

  #24924 closed Aug 20, 2025

• `type '@Type(.enum_literal)' not a function` when using decl literal together with `orelse`

  #24918 closed Aug 20, 2025

• HTTPS doesn't work on Windows

  #24911 closed Aug 19, 2025

• std.Io.Reader.peekDelimiterExclusive() advances seek position

  #24609 closed Aug 19, 2025

43 Issues opened by 39 people

• `std.http.Server.Request.discardBody` may panic when `keep_alive` is `true` but no valid header for body length is present

  #25017 opened Aug 26, 2025

• std.http.Client blocks forever with larger payloads on HTTPS requests

  #25015 opened Aug 26, 2025

• RISC-V Extension Changes coming to LLVM 22

  #25013 opened Aug 26, 2025

• Formating a slice of integers (not u8) with a modifier fails to compile

  #25011 opened Aug 25, 2025

• Compile failures on macOS Rosetta due to framework search paths

  #25010 opened Aug 25, 2025

• Cannot use 64-bit atomics in ARMv6K+

  #25005 opened Aug 25, 2025

• `-femit-asm=` will not output the asm file if input file is IR

  #25004 opened Aug 25, 2025

• File.Writer: splatting a small slice a large number of times is slow

  #25003 opened Aug 25, 2025

• `std.zig.llvm.BitcodeReader` doesn't work on bitcode files generated by clang

  #24998 opened Aug 25, 2025

• release 15.1 does not build on DragonFly

  #24997 opened Aug 25, 2025

• Unable to build Windows DLL with output path being in a subdirectory

  #24993 opened Aug 25, 2025

• Provide libsys for FreeBSD cross compilation

  #24989 opened Aug 24, 2025

• zig fetch from local gitea server fails: TlsInitializationFailed

  #24987 opened Aug 24, 2025

• bad dynamic linker error when static x32 binary is run on machine which does not support x32

  #24986 opened Aug 24, 2025

• `zig fmt --stdin` is broken on Windows (`File.Reader.getSize()` returns bogus values for pipes)

  #24984 opened Aug 24, 2025

• Missing `PTRACE_SETOPTIONS` option values

  #24982 opened Aug 24, 2025

• zig build: target whitelist validation fails when -Dcpu is specified

  #24981 opened Aug 24, 2025

• `Io.Reader.Limited` causes wrong `size` to be memoized in underlying `File.Reader`

  #24977 opened Aug 24, 2025

• Behavior test fails on x86_64-darwin

  #24974 opened Aug 24, 2025

• Flushing std.compress.flate.Compress writer either panics with `@panic("TODO")` or hangs forever

  #24973 opened Aug 24, 2025

• stack trace code tries to access invalid memory

  #24970 opened Aug 23, 2025

• Large integer types overflow when they shouldn't

  #24965 opened Aug 23, 2025

• std.zip.extract hits unreachable on some zip files

  #24963 opened Aug 23, 2025

• `@branchHint` does not work in some conditional branches

  #24961 opened Aug 23, 2025

• regression: compilation error when using a file extension other than `.zig`

  #24957 opened Aug 22, 2025

• Zig cannot compile on Windows filesystem in WSL

  #24955 opened Aug 22, 2025

• x86_64: linking libc panics with `TODO unhandled compression scheme`

  #24954 opened Aug 22, 2025

• error(x86_67_encoder): no encoding found for: none mov r64 m128 none none

  #24953 opened Aug 22, 2025

• Inconsinstant naming between std.math.big.int's divTrunc and @divTrunc

  #24951 opened Aug 22, 2025

• std.Io.Reader.takeDelimiterExclusive() return error.StreamTooLong instead of error.EndOfStream

  #24950 opened Aug 22, 2025

• readSliceShort on .ending reader segfaults on Windows

  #24947 opened Aug 22, 2025

• x86 backend outputs garbage file when compiling code with errors

  #24946 opened Aug 22, 2025

• zig cc -D_FORTIFY_SOURCE=2 error

  #24945 opened Aug 22, 2025

• Zig std nonfunctional on Windows after 0.15.1 update

  #24944 opened Aug 21, 2025

• addArtifactArg inconsistently uses path into prefix vs cache directory

  #24943 opened Aug 21, 2025

• Assertion failure in Sema

  #24940 opened Aug 21, 2025

• Websockets rejecting any fragmented frames with MessageTooBig is problematic

  #24937 opened Aug 21, 2025

• Compile error when assigning and comparing to `??u8`

  #24935 opened Aug 21, 2025

• hang inside `std.Io.Reader.discardRemaining`

  #24932 opened Aug 21, 2025

• wasi-libc updates are on hold in favor of moving implementation code to libzigc

  #24923 opened Aug 20, 2025

• Vector misscompilation under `aarch64_be-linux` in debug mode

  #24920 opened Aug 20, 2025

• "zig fetch" hang in deflate with specific .tar.gz archive

  #24916 opened Aug 20, 2025

• Can't compile nvptx assembly produced from Zig in Debug mode

  #24910 opened Aug 19, 2025

56 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• fix sendfile bugs with buffered reader contents

  #24905 commented on Aug 26, 2025 • 7 new comments

• android: detect native ABI and API level correctly

  #24868 commented on Aug 24, 2025 • 6 new comments

• compiler: update aro and translate-c to latest; delete clang translate-c

  #24497 commented on Aug 22, 2025 • 5 new comments

• std lib test suite: fix some illegal behavior found by valgrind

  #24906 commented on Aug 19, 2025 • 3 new comments

• `std.posix.faccessat`: fallback to older `faccessat` syscall if possible

  #24900 commented on Aug 25, 2025 • 3 new comments

• Step-style support for compile_commands.json generation

  #24178 commented on Aug 20, 2025 • 2 new comments

• langref: add `try`, `return`, `break`, `continue` to precedence table

  #21687 commented on Aug 25, 2025 • 2 new comments

• Expand SPIR-V features

  #24681 commented on Aug 22, 2025 • 1 new comment

• Tracking issue for the LLVM 22 upgrade

  #24542 commented on Aug 26, 2025 • 0 new comments

• including system include directory on native compatible target

  #23325 commented on Aug 26, 2025 • 0 new comments

• it is easy confuse CLI options / command line parameters `-D` and `-O` when switching between `zig build` and `zig build-exe`

  #12341 commented on Aug 25, 2025 • 0 new comments

• change fatal on error.UnsupportedFlags to a std.log.err and return

  #21852 commented on Aug 24, 2025 • 0 new comments

• Unhelpful error message when `Context` of `std.HashMapUnmanaged` is non-zero sized

  #24338 commented on Aug 25, 2025 • 0 new comments

• std: add decl literal initializers to some collections

  #22678 commented on Aug 24, 2025 • 0 new comments

• zig fmt / std.zig.Ast: count addrspace tokens correctly

  #23467 commented on Aug 23, 2025 • 0 new comments

• runtime safety checking for pointer arithmetic

  #1918 commented on Aug 25, 2025 • 0 new comments

• std.debug: fix some corner cases

  #23927 commented on Aug 24, 2025 • 0 new comments

• zip: Entry.name(); Entry.extract_to() accepting user-provided writers

  #23991 commented on Aug 25, 2025 • 0 new comments

• build_runner: add option to clear console when watching

  #24122 commented on Aug 23, 2025 • 0 new comments

• enhance fetchPut documentation

  #24268 commented on Aug 21, 2025 • 0 new comments

• zig init: allow specifying project path

  #24298 commented on Aug 20, 2025 • 0 new comments

• translate_c: fix ternary operator output in C macros

  #24664 commented on Aug 22, 2025 • 0 new comments

• `std.Random.shuffle`: optimize for cache utilizing @prefetch input queue

  #24705 commented on Aug 21, 2025 • 0 new comments

• Step.Run: standardize the various addArg functions

  #24763 commented on Aug 21, 2025 • 0 new comments

• std.mem.indexOfScalarPos: ~20% faster

  #24772 commented on Aug 20, 2025 • 0 new comments

• Remove array multiplication usages from source code

  #24776 commented on Aug 22, 2025 • 0 new comments

• fix `splatBytePreserve`

  #24875 commented on Aug 23, 2025 • 0 new comments

• Fix: FreeBSD TSan cross-compilation by using inline syscalls

  #24896 commented on Aug 21, 2025 • 0 new comments

• get rid of the `.` in tuples & anonymous struct literal syntax

  #5039 commented on Aug 19, 2025 • 0 new comments

• remove array multiplication from the language

  #24738 commented on Aug 19, 2025 • 0 new comments

• Tier System: `hexagon-linux`

  #21652 commented on Aug 19, 2025 • 0 new comments

• std.io.poll broken on Windows

  #22991 commented on Aug 19, 2025 • 0 new comments

• Slices of incompatible pointer types coerce incorrectly

  #22788 commented on Aug 19, 2025 • 0 new comments

• zig ar: a drop-in llvm-ar replacement

  #9828 commented on Aug 20, 2025 • 0 new comments

• QoL: Partial array initialization in structs

  #6068 commented on Aug 20, 2025 • 0 new comments

• Tracking Issue: Tier System

  #23665 commented on Aug 20, 2025 • 0 new comments

• undefined parameter not set to 0xaa bytes in the llvm backend

  #24100 commented on Aug 20, 2025 • 0 new comments

• valgrind doesnt detect struct with undefined default field initializer

  #19148 commented on Aug 20, 2025 • 0 new comments

• Proposal: restrict `++` to allow it to interact with RLS

  #24908 commented on Aug 20, 2025 • 0 new comments

• result location: ability to refer to the return result location before the `return` statement

  #2765 commented on Aug 21, 2025 • 0 new comments

• Nit: anytype is a really inconsistent name

  #5893 commented on Aug 21, 2025 • 0 new comments

• macOS: ability to generate library as a "bundle" instead of dylib

  #14757 commented on Aug 21, 2025 • 0 new comments

• Proposal: add `@memCast` for a class of safe pointer casts

  #23935 commented on Aug 21, 2025 • 0 new comments

• Self hosted linker fails to parse intel oneapi shared library

  #24165 commented on Aug 21, 2025 • 0 new comments

• Proposal: stackless coroutines as low-level primitives

  #23446 commented on Aug 21, 2025 • 0 new comments

• Proposal: make by-ref capture semantics consistent

  #23509 commented on Aug 22, 2025 • 0 new comments

• translate c doesnt catch some explicit alignment

  #22766 commented on Aug 22, 2025 • 0 new comments

• Anonymous tuple containing non-pointer `fn` type crashes compiler

  #24882 commented on Aug 22, 2025 • 0 new comments

• linksection("..") not respected in debug build

  #24330 commented on Aug 22, 2025 • 0 new comments

• add safety checks for pointer casting

  #2414 commented on Aug 22, 2025 • 0 new comments

• std: minimal CLI parsing driven by struct fields

  #24601 commented on Aug 22, 2025 • 0 new comments

• RLS for LHS of shift operands

  #16489 commented on Aug 23, 2025 • 0 new comments

• introduce runtime safety for dangling stack pointers

  #23528 commented on Aug 24, 2025 • 0 new comments

• Tracking issue for the LLVM 21 upgrade

  #23176 commented on Aug 24, 2025 • 0 new comments

• Proposal: Pinned Structs

  #7769 commented on Aug 25, 2025 • 0 new comments

• objcopy isn't sweaty

  #24522 commented on Aug 25, 2025 • 0 new comments