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## svundef4_f64

# Function svundef4_f64

Source

    pub unsafe fn svundef4_f64() -> svfloat64x4_t

🔬This is a nightly-only experimental API. (`stdarch_aarch64_sve` #145052)
Available on (AArch64 or ARM64EC) and target feature `sve` only.
Expand description

Create an uninitialized tuple of four vectors Arm’s documentation

### §Safety

- This creates an uninitialized value, and may be unsound (like `core::mem::uninitialized`).