Cargo Features

[dependencies]
usdt-attr-macro = { version = "0.5.0", default-features = false, features = ["asm"] }
default = asm

The asm feature is set by default whenever usdt-attr-macro is added without default-features = false somewhere in the dependency tree.

asm default

Enables asm of usdt-impl

usdt-attr-macro has 2 features without comments.