{"ast_node_type":"other","tokens":[{"end":100,"kind":"keyword","start":0,"text":"//!"}]}
//! information from rustc to help Enzyme. For a full explanation of their design it is necessary to
//! the user code, but this is extremely slow and not even always sufficient. As such we lower some
//! analyze the implementation in Enzyme core itself. As a rough summary, `-1` in Enzyme speech means