-#cargo rustc --target wasm32-unknown-emscripten --release --bin mandelwow -- -C link-args='-s USE_WEBGL2=1 -s USE_SDL=2 --preload-file flora.xm'
-cargo rustc --target wasm32-unknown-emscripten --release --bin mandelwow -- -C link-args='-s USE_SDL=2 --preload-file flora.xm'
+cargo rustc --target wasm32-unknown-emscripten --release --bin mandelwow -- \
+ -C link-args='--emrun -s ASSERTIONS=2 --preload-file flora.xm'