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wasm-split fuzz bug

Status: Open.

#8510 In WebAssembly/binaryen;

· tlively opened on Mar 23, 2026

wasm-opt --enable-tail-call causes 00006a3: error: unexpected opcode: 0x12

Status: Open.

#8508 In WebAssembly/binaryen;

· BlackAsLight opened on Mar 23, 2026

String escaping fuzz bug with wasm-metadce

Status: Open.

#8482 In WebAssembly/binaryen;

· tlively opened on Mar 18, 2026

Infinite wait in fuzzer

Status: Open.

#8429 In WebAssembly/binaryen;

· tlively opened on Mar 7, 2026

Remove --jspi option from wasm-split

Status: Open.

#8424 In WebAssembly/binaryen;

· brendandahl opened on Mar 5, 2026

Re-saving a .wasm file with wasm-opt -g results in a code size regression

Status: Open.

#8413 In WebAssembly/binaryen;

· juj opened on Mar 4, 2026

~+700% regression in wasm-opt --nm performance from Emscripten 3.1.38 -> 4.0.19

Status: Open.

#8406 In WebAssembly/binaryen;

· juj opened on Mar 2, 2026

pass test failures on 32-bit systems

Status: Open.

#8366 In WebAssembly/binaryen;

· stevenfontanella opened on Feb 24, 2026

wasm-opt --flatten fails with exceptions or GC

Status: Open.

#8325 In WebAssembly/binaryen;

· juntyr opened on Feb 13, 2026

Waitqueue / waitqueue ref support in Binaryen

Status: Open.

#8315 In WebAssembly/binaryen;

· stevenfontanella opened on Feb 12, 2026

Missing fp16 type validation

Status: Open.

#8313 In WebAssembly/binaryen;

· kripken opened on Feb 12, 2026

Wasm-opt not deduplicating repeated struct.gets on unchanged local

Status: Open.

#8312 In WebAssembly/binaryen;

· biggs0125 opened on Feb 12, 2026