Cargo Features

[dependencies]
tblgen = { version = "0.5.2", default-features = false, features = ["llvm18-0", "llvm19-0"] }
default = llvm19-0

The llvm19-0 feature is set by default whenever tblgen is added without default-features = false somewhere in the dependency tree.

llvm16-0 llvm17-0 llvm18-0
llvm19-0 default

tblgen has 3 features without comments.