{"ast_node_type":"other","tokens":[{"end":92,"kind":"keyword","start":0,"text":"//!"}]}
//! so its effects may affect the type-checking, borrow-checking, and other analysis of MIR.
//! **WARNING**: This is one of the few optimizations that runs on built and analysis MIR, and
//! We must be extremely careful to only apply optimizations that preserve UB and all