TargetLayout

Exposes the target raw-pointer representation width in bits.

Sn is under heavy development. This reference includes the intended 1.0 design; features may be incomplete in the current compiler. Read the status →

Module std.compiler

import std.compiler;

Public declaration contracts and authored examples. A page can document several related symbols. Implementation bodies are excluded.

PointerBitWidth

pub const PointerBitWidth: usize;

Exposes the target raw-pointer representation width in bits. Return: 64 for the first target.

pub const PointerByteAlignment: usize;

Exposes the target raw-pointer alignment in bytes. Return: 8 for the first target.

pub const StackByteAlignment: usize;

Exposes the target stack alignment required at native call boundaries. Return: 16 bytes for the first target.

Documentation snapshot: October 24, 2026 About versions ↗