1 Release published by 1 person

• version_123

  published Mar 25, 2025

59 Pull requests merged by 10 people

• OptimizeInstructions: Handle all binary and unary expressions emitting zero bits

  #7413 merged Mar 31, 2025

• Allow using mimalloc with dynamic linking

  #7391 merged Mar 29, 2025

• Test StringLowering with a surrogate pair

  #7415 merged Mar 28, 2025

• [Strings] Unescape in JSON parsing, so StringLifting can read escaped strings

  #7410 merged Mar 27, 2025

• Subtyping and LUBs for exact heap types

  #7412 merged Mar 27, 2025

• [Outlining] Insert Unreachable

  #7400 merged Mar 27, 2025

• Initial support for exact heap types

  #7396 merged Mar 27, 2025

• Avoid repeated work in RemoveUnusedModuleElements::addReferences() [NFC]

  #7407 merged Mar 26, 2025

• [Strings] Support the custom section for strings in StringLifting

  #7409 merged Mar 26, 2025

• [Strings] Allow customizing the module name for string constants in StringLifting/Lowering

  #7399 merged Mar 26, 2025

• Use fewer bits for BasicHeapType

  #7404 merged Mar 26, 2025

• Revert exact reference types

  #7402 merged Mar 26, 2025

• [Outlining] Separating Filter Branch & Return Tests

  #7401 merged Mar 26, 2025

• [Outlining] Remove overlapping sequences

  #7146 merged Mar 26, 2025

• [strings] Add a StringLifting pass

  #7389 merged Mar 25, 2025

• Release version 123

  #7394 merged Mar 25, 2025

• [NFC] Fix help text for tools that emit binary

  #7398 merged Mar 25, 2025

• [NFC] Use a lambda instead of a macro in gtest

  #7395 merged Mar 25, 2025

• Validate descriptor declarations

  #7392 merged Mar 24, 2025

• Parsing and binary writing for custom descriptors

  #7387 merged Mar 22, 2025

• Fix RefFunc type updating in I64ToI32Lowering

  #7390 merged Mar 21, 2025

• Require RefFunc to have the proper type

  #7376 merged Mar 21, 2025

• Exclude the mimalloc files from the Binaryen install

  #7386 merged Mar 20, 2025

• [test] Use test-specific filename when running spec tests

  #7384 merged Mar 20, 2025

• Do not pass C++-only flag to C compiler

  #7382 merged Mar 20, 2025

• [Strings] Make string a subtype of ext, not any

  #7373 merged Mar 20, 2025

• Fix fuzztest compiler warnings [NFC]

  #7380 merged Mar 19, 2025

• [Docs] Add slides that explain GUFA ("Just Flow Stuff")

  #7379 merged Mar 19, 2025

• Use mimalloc allocator for static build

  #7378 merged Mar 19, 2025

• fix compile error when enable WASM_INTERPRETER_DEBUG

  #7375 merged Mar 18, 2025

• [Interpreter] Instance

  #7343 merged Mar 14, 2025

• Fix clang-format on CI

  #7374 merged Mar 14, 2025

• Support describes and descriptor clauses in the type system

  #7369 merged Mar 14, 2025

• Type ref.null as exact

  #7371 merged Mar 13, 2025

• Prepare for type exports

  #7335 merged Mar 13, 2025

• [Wasm GC] Fix GUFA on trampled params in TrapsNeverHappens mode

  #7368 merged Mar 12, 2025

• [Parsing] Emit better errors when binary parser encounters a bad code

  #7367 merged Mar 12, 2025

• Fix optimization of casts to exact null types

  #7365 merged Mar 12, 2025

• Fuzzer: Do not error on hashMemory() already existing

  #7364 merged Mar 11, 2025

• Update RemoveUnusedBrs for exact references

  #7360 merged Mar 11, 2025

• [NFC] Add type.with(...) API to update reference types

  #7359 merged Mar 11, 2025

• Add all features to C API

  #7362 merged Mar 11, 2025

• Handle exact references when fixing non-defaultable locals

  #7357 merged Mar 11, 2025

• Fix TypeUpdating for exact references in heap types

  #7356 merged Mar 11, 2025

• Update LocalSubtyping for exact references

  #7355 merged Mar 11, 2025

• Fix assertion in OptimizeInstructions for exact refs

  #7354 merged Mar 11, 2025

• Update finalization for exact references

  #7353 merged Mar 11, 2025

• [NFC] Document that PossibleContents is not a distributive lattice

  #7349 merged Mar 8, 2025

• Gate LTO in the Emscripten build behind the BYN_ENABLE_LTO CMake flag

  #7352 merged Mar 7, 2025

• Do not fuzz on V8 with custom descriptors enabled

  #7351 merged Mar 7, 2025

• Binary encoding and decoding of exact casts

  #7347 merged Mar 7, 2025

• MergeSimilarFunctions: do a return_call when possible

  #7350 merged Mar 7, 2025

• Validate that allocations produce non-nullable references

  #7346 merged Mar 5, 2025

• GUFA: Fix a nondeterminism bug by pre-filtering

  #7331 merged Mar 5, 2025

• Parsing and emitting of exact types

  #7342 merged Mar 3, 2025

• [NFC] Avoid huge output in validator messages

  #7334 merged Mar 3, 2025

• [Parser] Error properly on br_on* going to a target without a value

  #7338 merged Mar 3, 2025

• Add a custom descriptors feature

  #7339 merged Mar 3, 2025

• Limit number of function parameters in MergeSimilarFunctions

  #7341 merged Mar 3, 2025

7 Pull requests opened by 5 people

• [CI] Update to latest alpine linux container image. NFC

  #7381 opened Mar 20, 2025

• [test] Remove test/spec/expected-output. NFC

  #7385 opened Mar 20, 2025

• Add pass to instrument memory.grow instructions

  #7388 opened Mar 21, 2025

• [Outlining] Filter in nested control flow

  #7411 opened Mar 27, 2025

• [Strings] Handle encoding in JSON parsing so StringLifting can handle arbitrary custom section content

  #7414 opened Mar 27, 2025

• use Owi to check for equivalence of the fuzzer-generated programs

  #7420 opened Mar 30, 2025

• [GC] RemoveUnusedBrs must not un-refine sent types

  #7421 opened Mar 31, 2025

38 Issues closed by 7 people

• `-O3` Worse than `-O2` in constant propagation & `OptimizeInstructions`

  #7406 closed Mar 31, 2025

• wasm-opt seems to loop (or take hours) when optimizing a 52K program

  #7405 closed Mar 26, 2025

• `-O4` Regression: Worse than `-O3` (Flattening & Phase Ordering)

  #7393 closed Mar 25, 2025

• Compiler warning/note in type-builder.cpp

  #7383 closed Mar 25, 2025

• Consider linking with mimalloc in release executables?

  #5561 closed Mar 19, 2025

• Closed-world assumption and GC

  #4462 closed Mar 17, 2025

• ref.is_* - ?

  #3511 closed Mar 17, 2025

• No support for debug names

  #1923 closed Mar 17, 2025

• `array.new_data` optimizations

  #7377 closed Mar 17, 2025

• Module splitting and multiple tables

  #7047 closed Mar 14, 2025

• wasm-opt crash: "Fatal: Unsupported instruction for Flatten: BrOn"

  #7053 closed Mar 14, 2025

• wasm-opt hangs on Windows

  #7250 closed Mar 14, 2025

• Binaryen as a qemu backend

  #1494 closed Mar 14, 2025

• Regarding "block with value must not have last element that is none"

  #2135 closed Mar 13, 2025

• debuggability

  #1479 closed Mar 13, 2025

• wasm-opt with --ignore-implicit-traps -Os breaks

  #2824 closed Mar 13, 2025

• optimizer not using select in a situation if-return

  #1871 closed Mar 13, 2025

• Getting assert on assert(isConcreteWasmType(block->type) && singleton->type == unreachable)

  #1061 closed Mar 13, 2025

• Shared field names will cause ambiguities

  #3898 closed Mar 13, 2025

• Wrong conversion from double to int64 with SAFE_HEAP flag

  #1110 closed Mar 13, 2025

• [wasm-opt] Assertion after parse exception crash: 'unknown misc operation' Error (version_122)

  #7363 closed Mar 13, 2025

• wasm-opt doesn't support loops with parameters

  #3994 closed Mar 13, 2025

• wasm-opt and feature flags - a design question

  #2004 closed Mar 13, 2025

• RemoveModuleElements should handle memories and data segments separately

  #5224 closed Mar 13, 2025

• Optimization bug in binaryen, seems to trigger due to `--traps-never-happen`

  #7366 closed Mar 12, 2025

• Can't enable BulkMemoryOpt from C API

  #7361 closed Mar 11, 2025

• Inconsistency Result in `f64x2.min` with SIMD

  #7348 closed Mar 8, 2025

• Parser: puzzling behavior of branch instructions with non-empty stack

  #7337 closed Mar 7, 2025

• `wasm-tools` optimization

  #7340 closed Mar 7, 2025

• Appending `sourceMappingURL` to existing .wasm file

  #1444 closed Mar 5, 2025

• Windows installation fails

  #2395 closed Mar 5, 2025

• Type of br_if should be the target's type, not the value

  #3767 closed Mar 5, 2025

• `wasm-opt` generates invalid wasm with `--inlining-optimizing`

  #7345 closed Mar 4, 2025

• `wasm-opt` generates invalid wasm with `-all`

  #7344 closed Mar 4, 2025

• binaryen fails to build from source with LTO (link time optimization) enabled

  #5946 closed Mar 3, 2025

• How to reduce test cases down (llvm-reduce support for wasm object files?)

  #4666 closed Mar 3, 2025

• Do we need to seperate namespace for user-specified name?

  #3247 closed Mar 3, 2025

• `wasm-opt` crashes with a bus error on a 91 kB Wasm file

  #7333 closed Mar 3, 2025

9 Issues opened by 7 people

• Is there any way to get the module's start function after it has been set?

  #7422 opened Mar 31, 2025

• wrong documentation when using `scripts/fuzz_opt.py --help`

  #7419 opened Mar 30, 2025

• `-O3` Worse than `-O2`: Missed Optimizations in `OptimizeInstructions`

  #7418 opened Mar 29, 2025

• `scripts/fuzz_opt.py` can not be invoked from `scripts/`

  #7417 opened Mar 28, 2025

• Commandline tools and missing -o

  #7408 opened Mar 26, 2025

• Difficulties with internally using refined types

  #7403 opened Mar 26, 2025

• [wasm-merge] Does not print to stdout if `-o` is not specified

  #7397 opened Mar 25, 2025

• StringLifting?

  #7370 opened Mar 13, 2025

• wasm2js: support multiple tables

  #7358 opened Mar 8, 2025

5 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.

• Make compilation faster :rocket:

  #4165 commented on Mar 11, 2025 • 0 new comments

• Flatten does not handle `BrOn`.

  #6989 commented on Mar 14, 2025 • 0 new comments

• Exposing GC in binaryen.js APIs

  #5921 commented on Mar 31, 2025 • 0 new comments

• Stack switching: fix some optimization passes

  #7271 commented on Mar 25, 2025 • 0 new comments

• Implement type imports and exports

  #7330 commented on Mar 14, 2025 • 0 new comments