Cargo Features

[dependencies]
wasmtime_runtime_layer = { version = "27.0.0", default-features = false, features = ["cranelift", "winch"] }
default = cranelift

The cranelift feature is set by default whenever wasmtime_runtime_layer is added without default-features = false somewhere in the dependency tree.

cranelift default

Enables cranelift of wasmtime

wasmtime:

An on-by-default feature enabling runtime compilation of WebAssembly modules with the Cranelift compiler. Cranelift is the default compilation backend of Wasmtime. If disabled then WebAssembly modules can only be created from precompiled WebAssembly modules.

winch

Enables winch of wasmtime

wasmtime:

Enables support for Winch, the WebAssembly baseline compiler. The Winch compiler strategy in Config will be available. It is currently in active development and shouldn't be used in production applications.

wasmtime_runtime_layer has 3 features without comments.