std: start converting networking stuff to new reader/writer

std.net.Stream: implement Reader

backends: port to new `std.io.BufferedWriter` API

build_runner: port to new `std.io.BufferedWriter` API

tweak std.io.Writer and followups

std.io.BufferedWriter: don't use ArrayList for this

std.io.Reader: extract PositionalReader to separate interface

array list tests passing again

maybe it's better to track bytes written in BufferedWriter

fix hello world

io: fix compile errors

ubsan_rt: port to new `std.io.BufferedWriter` API

Dwarf: cleanup and port to new `std.io.BufferedReader` API

back to the anyerror!usize vtable

std: hacking around with buffered reader / writer semantics

std.io: move getStdIn, getStdOut, getStdErr functions to fs.File

update some more std lib API to new Reader/Writer

fix merge conflicts

reader interface vecs and bufferedwriter arraylist

redo reader

update some more compiler code

zig fmt compiling

std.http tests passing with updated writer API

std.crypto.tls.Client: upgrade to `std.io.BufferedWriter`

std.fmt.format: support base 64 encoding

std.posix.sendfile: don't write trailers on linux

os: fix missing and incorrect msghdr definitions

more of the compiler updated to new Writer API

fix duration formatting

get std lib json tests passing

give std.json an API spanking

fix byte formatted printing

much of the compiler upgraded to new API

build runner compiling

update more of the std lib to new API

AllocatingWriter passing unit test

std ArrayList unit tests passing

std.io.BufferedWriter: implement hex string printing

remove legacy writer from array list

update some of the build system to new API

fixes

writeSplat

thinking about splat being the only function

migrate some std lib

ArrayListWriter

std: start reworking std.io

spirv: fix signed overflow detection for safe subtraction

Fix `zig std` regression FTBFS

Merge pull request #24297 from ziglang/optional-empty-error-set

zig rc: Fix include directory detection when cross-compiling from certain host archs (#24288)

Replace `unreachable` with error return for non-standard Windows targets

compiler: test runner: fix tests never fails on crippled architectures (#24180)

Fix warning WasmMut_toC not all control paths return a value (#24267)

fix `zig libc` FTBFS

add glibc versioning for a number of headers (#24237)

c.darwin: define MSG for macos (#24224)

Merge pull request #24238 from taylordotfish/bugfix/ppc64le-syscall

lib/std/fs/test.zig: Some filesystems support 8 EiB files

std.Build.Watch: key fanotify file descriptors by mount id

remove `spirv` cpu arch

x86_64: fix pair live-out tracking

std.mem.byteSwapAllFields: support untagged unions

minor grammatical mistake

Merge pull request #24227 from mlugg/misc-build-stuff

This commit enables fmax and fmin to differentiate between 0.0 and

Merge pull request #23464 from rootbeer/futex-casts

Merge pull request #24193 from jacobly0/x86_64-spring-cleaning

windows: msvc: avoid linking to non-redistributable ucrt

std.Build.Step.Run: prefix relative path arguments with './'

windows: MSVC: disable extra dubious Microsoft runtime checks

Merge pull request #24205 from mlugg/misc-build-stuff

Compilation: add missing link file options to cache manifest

Merge pull request #24188 from mlugg/intfromfloat-safety

Merge pull request #24192 from alichraghi/fix_spirv

compiler-rt: Export _fltused for UEFI.

Merge pull request #24168 from mlugg/relative-paths

libc: Prevent FCSEL instruction from being used to avoid raising an unintended exception

llvm.ir: fix subrange version

Merge pull request #24171 from mlugg/atomic-order-derp

zig init: simplify templating logic (#24170)

bail when failing to parse `error`

Sema: add missing error and test for bool not on vector of ints

Merge pull request #24124 from mlugg/better-backend-pipeline-2

Allow more operators on bool vectors (#24131)

Merge pull request #23912 from alexrp/mingw-update

test: Enable some working vector tests

Merge pull request #24031 from ypsvlq/master

std.Build.Step.Run: add addDecoratedDirectoryArg function

std.fmt.parseFloat: fix hex-float negative inf

Merge pull request #24117 from ziglang/cmake-arm

seriously don't put internpool indexes in test cases

don't put intern pool indexes in test cases

fix: MIME for ZIP in Zig Fetch

Dwarf: restore missing non-entry padding

Merge pull request #24072 from jacobly0/x86_64-default

langref: undefined _is_ materialized in all safe modes (#24107)

cases: fix type names

Merge pull request #24090 from fardragon/handle-empty-hash

AstGen: fix name strategy bugs

Make zig fetch handle jar like zip