`Int` - Bit ops #1880

Job	Run time
careful	1m 22s
build (1.81.0, thumbv7em-none-eabi)	46s
build-benchmarks	48s
build (1.81.0, wasm32-unknown-unknown)	45s
clippy	18s
build (stable, thumbv7em-none-eabi)	46s
cross (aarch64-unknown-linux-gnu, stable)	2m 44s
doc	33s
build (stable, wasm32-unknown-unknown)	41s
cross (powerpc-unknown-linux-gnu, stable)	3m 9s
minimal-versions	37s
miri (x86_64-unknown-linux-gnu)	4m 9s
rustfmt	15s
test (i686-unknown-linux-gnu, 1.81.0, sudo apt update && sudo apt install gcc-multilib)	1m 58s
miri (s390x-unknown-linux-gnu)	4m 24s
test (i686-unknown-linux-gnu, stable, sudo apt update && sudo apt install gcc-multilib)	1m 44s
test (x86_64-unknown-linux-gnu, 1.81.0)	1m 34s
test (x86_64-unknown-linux-gnu, stable)	1m 38s
	28m 11s

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