cmov

inout: add `into_out_with_copied_in` methods (#1169) #654

Job	Run time
build (stable, thumbv7em-none-eabi)	17s
build (1.85.0, wasm32-unknown-unknown)	17s
build (1.85.0, thumbv7em-none-eabi)	15s
cross (aarch64-unknown-linux-gnu, stable)	41s
test (x86_64-apple-darwin, macos-latest, 1.85.0)	22s
build (stable, wasm32-unknown-unknown)	18s
test (x86_64-unknown-linux-gnu, ubuntu-latest, 1.85.0)	17s
test (x86_64-pc-windows-msvc, windows-latest, 1.85.0)	43s
test (i686-unknown-linux-gnu, ubuntu-latest, 1.85.0, sudo apt update && sudo apt install gcc-mult...	37s
cross (powerpc-unknown-linux-gnu, stable)	34s
cross (powerpc-unknown-linux-gnu, 1.85.0)	44s
cross (aarch64-unknown-linux-gnu, 1.85.0)	34s
minimal-versions / minimal-versions	27s
	6m 6s

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