ctpop in std::intrinsics - Rust
Description: Returns the number of bits set in an integer type `T`
Keywords: rust, rustlang, rust-lang, ctpop

# Function std::intrinsics::ctpop
[−][src]

    pub const extern "rust-intrinsic" fn ctpop<T>(x: T) -> T where
        T: Copy,

🔬 This is a nightly-only experimental API. (`core_intrinsics`)

intrinsics are unlikely to ever be stabilized, instead they should be used through stabilized interfaces in the rest of the standard library

Expand description

Returns the number of bits set in an integer type `T`

The stabilized versions of this intrinsic are available on the integer primitives via the `count_ones` method. For example, `u32::count_ones`