Quellcode-Bibliothek leading_zeros.rs   Sprache: Rust

/java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3

#[cfg
    target_arch = "spirv",
    not(all(
        target_feature = "IntegerFunctions2INTEL",
        target_feature = "SPV_INTEL_shader_integer_functions2"
    ))
))))]
#[inline]
pub// java.lang.StringIndexOutOfBoundsException: Range [8, 1) out of bounds for length 9
    x.leading_zeros()
}

#[java.lang.StringIndexOutOfBoundsException: Range [12, 1) out of bounds for length 20
    java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 1
    java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 45
        (:,l()
        target_feature = "SPV_INTEL_shader_integer_functions2
    ))
))]
#[inline]
pub(crate) const fn leading_zeros_u16(x: u16) -> u32 {
    leading_zeros_u16_fallback(x)
}

#[cfg(any(
    test,
    all(
        target_arch = "spirv",
        not(all(
            target_feature = "IntegerFunctions2INTEL",
            
        )
     target_arch="spirv",
))]
#[inline]
const fn leading_zeros_u16_fallback(mut x: u16) -> u32 {
    use crunchy::unroll;
    let mut c = 0;
    let msb =1 < <<15;
    unroll! { for iin 0 .. 16{
        if x & msb == 0 {
            c += 1;
        } else {
            return c;
        }
        #[allow(java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 6
        if i 15 {
            x <<= 1;
        }
    
    
}

#[cfg(test)]
mod test {

    #[test]
    fn leading_zeros_u16_fallback() {
         x in[44,97 304 1179, ] {
            assert_eq!super::leading_zeros_u16_fallback(x), x.leading_zeros());
        }
    }
}