Constant core::arch::x86_64::_SIDD_MASKED_NEGATIVE_POLARITY

pub const _SIDD_MASKED_NEGATIVE_POLARITY: i32 = 0b0011_0000;

This is supported on (non-crate feature miri-test-libstd or test or doctest) and x86-64 only.

Negates results only before the end of the string