I've been investigating what it might take to get Rust to compile a threaded program against the wasm32-unknown-emscripten compiler target. There is a program with all the support files over at: https://github.com/gregbuchholz/threads . The simple example in src/main.rs : use std::thread; …

This issue has been corrected, see Emscripten issue #15891 . So with the latest emscripten/llvm, you can now compile multithreaded Rust programs that run within the browser, and have all of the goodies from emscripten included. I've updated the simple example at: https://github.com/gregbuchholz/thr…

Thread Local Storage, wasm-ld, thread_local!, and Emscripten

help

bjorn3 December 5, 2021, 9:06pm 4

All rustc wasm targets are currently defined as singlethreaded: rust/wasm_base.rs at 772d51f887fa407216860bf8ecf3f1a32fb795b4 · rust-lang/rust · GitHub

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Thread Local Storage, wasm-ld, thread_local!, and Emscripten

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