Merge remote-tracking branch 'origin/master' into llvm15

update libunwind to LLVM 15

update libcxxabi to LLVM 15

update libcxx to LLVM 15

stage2 LLVM backend: opaque pointer fixes

compiler_rt: update ABI for x86 float16 functions

Merge remote-tracking branch 'origin/master' into llvm15

LLVM backends: more LLVM 15 fixes

stage1: more LLVM15 opaque pointers fixes

link: LLD 15 requires two dashes on --error-limit

update clang CLI options to LLVM 15

update target CPU features for LLVM 15

stage1: fix a few more LLVM 15 opaque pointer bugs

add missing declaration to zig_clang.h

compiler_rt: use standard f16 function names on x86

build: add new clang libraries for LLVM 15 upgrade

update LLVM library list to LLVM 15

more LLVM backend fixes

LLVM backend fixes

LLVM backends: work around poorly designed C API

stage1: avoid using LLVMGetElementType

fix bugs from previous two commits

stage2: LLVM lowering to opaque pointers API

stage1: LLVM lowering to opaque pointers API

update Target, CPU, OS, ABI, etc. to LLVM 15

Merge remote-tracking branch 'origin/master' into llvm15

update C headers to LLVM 15

update to LLVM 15

autodoc: no whitespace in json output for release builds

Merge pull request #12265 from ziglang/stage3-run-translated-c

Merge pull request #12256 from Vexu/stage2

Merge pull request #12252 from ziglang/stage3-test-cases

move zig.h to become an installation file

Module: fix inverted condition

Module: use path.isSep

Module: fix error message importing file starting with root path

std.fmt: add more invalid format string errors

std.fmt: lowercase compile errors

translate-c: take address of functions before passing them to @ptrToInt

Merge pull request #12244 from Vexu/stage2

C ABI tests no longer apply to only stage1

test-cases harness: test all updates

Merge pull request #12136 from topolarity/llvm-config-rework

Merge pull request #12237 from Vexu/stage2-compile-errors

std.fmt: require specifier for unwrapping ?T and E!T

std.mem: add `reset` to `SplitBackwardsIterator` and `SplitIterator`

macho: fix memory leak and refactor Target usage

std.mem: add `first` method to `SplitIterator` and `SplitBackwardsIterator`

Sema: `analyzeInlineCallArg` needs a block for the arg and the param

PriorityDequeue: use compareFn in update() method

Merge pull request #12188 from Luukdegram/llvm-wasm-c-abi

std.fs: End iteration on Linux/WASI during Iterator.next when hitting `ENOENT`

std.testing: make the caret indicator line more helpful

Merge pull request #12225 from ziglang/ci-stage3-standalone

Merge pull request #12059 from Luukdegram/linker-tests-run-step

LLVM: notice the soft_float CPU feature

std.fs: Fix Walker closing the initial directory when not fully iterated

Revert "std.fmt: require specifier for unwrapping ?T and E!T."

Fix indexing in the test runner's log formatting

std.fmt: require specifier for unwrapping ?T and E!T.

std: compile error on invalid testing allocator usage

stage2: implement `noinline fn`

report better error for package not found in stage2

std.json: expose encodeJsonString and encodeJsonStringChars

Merge pull request #12143 from Vexu/stage2-safety

disable flaky behavior test

io_uring: add new flags and opcodes

Revert "std.mem.Allocator: add alignedCreate"

stage1: don't lowercaseify lib names

Fix #6944: referencing type info alignment causes error in unrelated function

std.mem.Allocator: add alignedCreate

langref: clarify permitted `@bitCast` usage.

docs: Pointer Arithmetic

std.net.getAddressList: fix segfault on bad hostname

std.json: Fix parsing of large numbers

Merge pull request #12140 from ziglang/macho-gc-sections

Autodoc: update to new ZIR

Merge pull request #12173 from ziglang/autodocs-rebased

Merge pull request #12198 from Vexu/stage2

macos: add /usr/local/* paths conditional on macOS major version

Merge pull request #12191 from ziglang/underaligned-fields

PriorityQueue: use compareFn in update()

SIMD size suggestions: suggestions code now compiles, added more

Merge pull request #12117 from Vexu/stage2-compile-errors

complete the drone pipeline runner type and platform os

Fix #9184: fmtIntSizeDec/fmtIntSizeBin support FormatOptions

CI: stage3 covers test-universal-libc and builds stage1

Merge pull request #12111 from ziglang/ci-stage3

disable new behavior test in stage1

build.zig: teach `--compress-debug-sections`

Merge pull request #12177 from Vexu/packed-ptr

macho: Pass sections by pointer when slicing names

Sema: fix enum value without tag name used as switch item

Sema: fix runtime instructions omitted

Merge pull request #12131 from hnakamur/fix_big_int_Managed_mul_sqr_capacity_too_large

Merge pull request #12164 from ziglang/llvm-opt-byref

Read dynstr starting at rpath offset

stage2: Change optional non-null field to i8

std.fs: remove accidental comptime block

std.fs: add `Iterable` versions of `openDirAbsolute*`