wasm fixes #1063

Job	Run time
Lint	2m 2s
Test wasm (stable, ubuntu-latest)	4m 58s
Test portable simd (ubuntu-latest, nightly)	39s
Test (ubuntu-latest, stable)	2m 39s
Test portable simd (macos-latest, nightly)	1m 43s
Test (ubuntu-latest, beta)	2m 24s
Test portable simd (windows-latest, nightly)	1m 24s
Test (ubuntu-latest, nightly)	2m 29s
Test (macos-latest, stable)	6m 2s
Test (macos-latest, beta)	4m 36s
Test (macos-latest, nightly)	9m 17s
Test (windows-latest, stable)	4m 17s
Test (windows-latest, beta)	3m 59s
Test (windows-latest, nightly)	4m 14s
	50m 43s

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