Please supply as much relevant information as possible, including:
Original source code.
Generated bitcode (.bc, .o or .ll)
Environment information — including emcc and clang versions (as reported by
Proposed solutions, ideally with a pull request.
If uncertain, bugs can always be posted to the main repository. But if you are sure a bug is in an upstream project, you can file it there:
LLVM bug tracker . For most issues use the "libraries" product and the "Backend: WebAssembly" component. For wasm-ld issues, use "lld" and "wasm".
Pull requests must (of course) go to the proper repository.
Documentation (site) bugs should be filed in the same Issue Tracker.
Include relevant information including:
The URL and title of the affected page(s).
A description of the problem.
Suggestions for a possible solution.
The Page bug link on the bottom-right of every page opens the Issue Tracker pre-seeded with the current page URL and title.