* test: fix initialization in lj-549-lua-load.test.c
* codehealth: add `nd` to the codespell ignore list
* LJ_GC64: Always snapshot functions for non-base frames.
* Avoid assertion in case of stack overflow from stitched trace.
* Fix recording of __concat metamethod.
* Avoid out-of-range number of results when compiling select(k, ...).
* Consider slots used by upvalues in use-def analysis.
* Only emit proper parent references in snapshot replay.
* Optimize table.new() with constant args to (sinkable) IR_TNEW.
* Followup fix for embedded bytecode loader.
* Fix embedded bytecode loader.
* LJ_GC64: Fix HREFK optimization.
* Fix unsinking of IR_FSTORE for NULL metatable.
* Fix zero stripping in %g number formatting.
* Follow-up fix for stack overflow handling cleanup.
* Cleanup stack overflow handling.
* Improve error reporting on stack overflow.
* sysprof: disable runtime host symtab updates
* codehealth: fix the typo
* Simplify handling of instable types in TNEW/TDUP load forwarding.
* Respect jit.off() on pending trace exit.
* Limit exponent range in number parsing.
* Emit sunk IR_NEWREF only once per key on snapshot replay.

Closes #7937
Closes #8140
Part of #9145
Part of #9595

NO_DOC=LuaJIT submodule bump
NO_TEST=LuaJIT submodule bump

* FFI: Fix dangling reference to CType in carith_checkarg().
* FFI: Fix dangling reference to CType. Improve checks.
* FFI: Fix dangling reference to CType.
* FFI: Ensure returned string is alive in ffi.typeinfo().
* FFI: Fix missing cts->L initialization in argv2ctype().
* Abstract out on-demand loading of FFI library.
* test: fix flaky finalizer error handler tests
* test: adjust lua-Harness test error assertion
* Fix snapshot PC when linking to BC_JLOOP that was a BC_RET*.
* snap: check J->pc is within its proto bytecode
* Fix HREFK forwarding vs. table.clear().
* Fix FOLD rule for BUFHDR append.
* Prevent CSE of a REF_BASE operand across IR_RETF.
* test: rewrite sysprof test using managed execution
* test: disable buffering for the C test engine

Part of #9145

NO_DOC=LuaJIT submodule bump
NO_TEST=LuaJIT submodule bump

Also, remove unreleased/ entries.

NO_DOC=changelog
NO_TEST=changelog
NO_CHANGELOG=changelog

* Mark CONV as non-weak, to prevent elimination of its side-effect.
* Fix ABC FOLD rule with constants.
* test: add test for conversions folding
* Add NaN check to IR_NEWREF.
* LJ_GC64: Fix lua_concat().
* test: introduce asserts assert_str{_not}_equal
* ci: enable codespell
* cmake: introduce target with codespell
* codehealth: fix typos
* tools: add cli flag to run profile dump parsers
* profilers: purge generation mechanism
* memprof: refactor symbol resolution
* sysprof: fix crash during FFUNC stream
* Fix last commit.
* Print errors from __gc finalizers instead of rethrowing them.
* x86/x64: Fix math.ceil(-0.9) result sign.
* test: fix flaky fix-jit-dump-ir-conv.test.lua
* IR_MIN/IR_MAX is non-commutative due to underlying FPU ops.
* Fix jit.dump() output for IR_CONV.
* Fix FOLD rule for x-0.
* FFI: Fix pragma push stack limit check and throw on overflow.
* Prevent compile of __concat with tailcall to fast function.
* Fix base register coalescing in side trace.
* Fix register mask for stack check in head of side trace.
* x64: Properly fix __call metamethod return dispatch.

Closes #8594
Closes #8767
Closes #9339
Part of #9145

NO_DOC=LuaJIT submodule bump
NO_TEST=LuaJIT submodule bump

* Revert "Update cur_L on exceptional path (arm)"
* Revert "arm64: fix cur_L restoration on error throw"
* Revert "Update cur_L on exceptional path"
* Revert "Fix cur_L tracking on exceptional path"
* Restore cur_L for specific Lua/C API use case.
* Fix Clang build.

Closes #6323
Part of #9145

NO_DOC=LuaJIT submodule bump
NO_TEST=LuaJIT submodule bump