Cargo Features
cfg-if-edc has no features set by default.
[dependencies]
cfg-if-edc = { version = "1.0.0", features = ["rustc-dep-of-std"] }- rustc-dep-of-std = compiler_builtins, core
Features from optional dependencies
In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features. These features may have been created by mistake, and this functionality may be removed in the future.