WebAssembly / WebAssembly/binaryen

support to add custom sections at the beginning of module

Open
#6,775 0 comments 0 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

Dominant language
WebAssembly
Stars
8.6k
Forks
885
Avg merge
1d 19h
Merged PRs (30d)
69

Description

Now custom sections can be placed at the end of module with WasmBinaryWriter::writeLateCustomSections.

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start with WasmBinaryWriter::writeLateCustomSections and inspect how custom sections are currently appended at the end of a module. Add support for placing custom sections at the beginning while preserving the requested ordering, then verify the writer's output against its existing late-section behavior.

Written by the indexing model from the issue text.

Assessment

Tech stack
cpp, wasm
Domain
compilers
Issue type
Feature
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
45/100

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.