Derek Schuff

@kmiller68 is probably the best contact at Apple.

/cc @pfaffe

I think there hasn't been too much appetite for this (i.e. a standardized way to specify source-mapping information) so far mostly because source maps and DWARF have worked well enough....

There seems to be general consensus that some flavor of DWARF is what we want for at least the LLVM-based family of language and there are now several interoperable implementations...

I actually think it would probably make sense to just start by adding the DWARF description to a doc in https://github.com/WebAssembly/tool-conventions/ which is where we also document related things such...

Just to make sure I'm understanding you... You're saying that the fact that there's no real spec (and instead just a de facto standard based on one dominant implementation, along...

@paolosevMSFT

What happens if you enable `-mmulti-value`? IIRC we use a different calling convention there, which passes structures in registers.

Ah thanks for that, I had forgotten that the feature enabler and the ABI were separate flags.

Thanks for posting this here. I'm going to copy the text from the other issue here for convenience: > The current DWARF for WebAssembly spec requires that instruction addresses are...