Rust

Support `Zeroable` and `Pod` for `f16` and `f128` #530

Job	Run time
Test with miri	52s
Test on i686-unknown-linux-gnu with cross	1m 14s
Test with -Zsanitizer=address	37s
Test Rust 1.34.0 on ubuntu-latest	36s
Test with -Zsanitizer=memory	35s
Test Rust stable on ubuntu-latest	13s
Test with -Zsanitizer=leak	34s
Test Rust beta on ubuntu-latest	13s
Test Rust nightly on ubuntu-latest	17s
Test Rust stable on macos-latest	24s
Test Rust stable on windows-latest	20s
Test Rust stable-x86_64-gnu on windows-latest	18s
Test Rust stable-i686-msvc on windows-latest	18s
Test Rust stable-i686-gnu on windows-latest	18s
	6m 49s

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