unplanned

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•Last updated Nov 5, 2026

The Zig Core Team has no plans to tackle these issues. Community efforts are welcome.

What makes something "unplanned"?

Dubious problem statement
Unverified bug
Relates to an esoteric target or use case
Unclear that a satisfactory resolution is achievable
Does not block any release

7% complete

Watch.zig: Extract File System Watching into Standard Library
ziglang/zig#20682 · opened on Jul 19, 2024 · unplanned
2
ReleaseSmall runtime error incorrectly returned.
ziglang/zig#20701 · opened on Jul 21, 2024 · unplanned
1
selfExeDir doesn't always work
ziglang/zig#2570 · opened on May 28, 2019 · unplanned
1
Windows Dev Kit: ability for it to upgrade itself
ziglang/zig#7392 · opened on Dec 11, 2020 · unplanned
4
Step.Run.setCwd error message is confusing
ziglang/zig#20793 · opened on Jul 25, 2024 · unplanned
2
Global write optimized-out even though side effect is possible
ziglang/zig#20452 · opened on Jun 29, 2024 · unplanned
9
musl-translated code needs to be re-audited for correctness
ziglang/zig#19476 · opened on Mar 29, 2024 · unplanned
2
fuzzer web interface: play a little jingle when it finds a bug!
ziglang/zig#20995 · opened on Aug 8, 2024 · unplanned
3
Crash (likely undefined behavior) of std.process.Child.run in ReleaseFast mode only
ziglang/zig#21016 · opened on Aug 10, 2024 · unplanned
Double star array initialization syntax not working
ziglang/zig#20930 · opened on Aug 3, 2024 · unplanned
6
Symbol name, contaning comma is not accepted by llvm-objdump --disassemble-symbols
ziglang/zig#20846 · opened on Jul 28, 2024 · unplanned
Compiling as a library in debug mode for linking into a Unikraft kernel fails when logging due to Thread.getCurrentId implementation
ziglang/zig#20546 · opened on Jul 8, 2024 · unplanned
2
Symbols of included static library with C ABI are not passed through
ziglang/zig#20463 · opened on Jul 1, 2024 · unplanned
1
zig c++ errors with boost
ziglang/zig#18770 · opened on Jan 31, 2024 · unplanned
7
Zig cc: support -Wl,-adhoc_codesign and -Wl,-no_adhoc_codesign
ziglang/zig#17000 · opened on Aug 28, 2023 · unplanned
3
Do not emit AVX instructions for UEFI target
ziglang/zig#7885 · opened on Jan 26, 2021 · unplanned
LTO ignores linker script KEEP directives
ziglang/zig#9844 · opened on Sep 26, 2021 · unplanned
1
build-obj ELF output format - attempt to use null value
ziglang/zig#11451 · opened on Apr 16, 2022 · unplanned
2
zig cc segfault with RedisGraph
ziglang/zig#11861 · opened on Jun 13, 2022 · unplanned
zigcc: undefined symbol: __isoc23_* when combining Janet and Raylib libraries
ziglang/zig#18330 · opened on Dec 20, 2023 · unplanned
11
Cannot build for iOS on macOS Sonoma.
ziglang/zig#19217 · opened on Mar 8, 2024 · unplanned
5
std.process: add function to enforce single-instance
ziglang/zig#20278 · opened on Jun 13, 2024 · unplanned
zig 0.12.0 ignores DESTDIR (cmake) on NetBSD (fails to install in chrooted builds)
ziglang/zig#19756 · opened on Apr 24, 2024 · unplanned
14
std/json: add config for enabling trailing commas
ziglang/zig#19668 · opened on Apr 15, 2024 · unplanned
4
bad codegen when using u6
ziglang/zig#20176 · opened on Jun 3, 2024 · unplanned
1

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unplanned

Watch.zig: Extract File System Watching into Standard Library

ReleaseSmall runtime error incorrectly returned.

selfExeDir doesn't always work

Windows Dev Kit: ability for it to upgrade itself

Step.Run.setCwd error message is confusing

Global write optimized-out even though side effect is possible

musl-translated code needs to be re-audited for correctness

fuzzer web interface: play a little jingle when it finds a bug!

Crash (likely undefined behavior) of `std.process.Child.run` in `ReleaseFast` mode only

Double star array initialization syntax not working

Symbol name, contaning comma is not accepted by llvm-objdump --disassemble-symbols

Compiling as a library in debug mode for linking into a Unikraft kernel fails when logging due to Thread.getCurrentId implementation

Symbols of included static library with C ABI are not passed through

zig c++ errors with boost

Zig cc: support `-Wl,-adhoc_codesign` and `-Wl,-no_adhoc_codesign`

Do not emit AVX instructions for UEFI target

LTO ignores linker script KEEP directives

build-obj ELF output format - attempt to use null value

zig cc segfault with RedisGraph

zigcc: undefined symbol: __isoc23_* when combining Janet and Raylib libraries

Cannot build for iOS on macOS Sonoma.

std.process: add function to enforce single-instance

zig 0.12.0 ignores DESTDIR (cmake) on NetBSD (fails to install in chrooted builds)

std/json: add config for enabling trailing commas

bad codegen when using u6

Issues