{"ast_node_type":"other","tokens":[{"end":5,"kind":"keyword","start":0,"text":"//!"}]}
//! ;
//! ; write_cvalue: Var(_3, var2): &'{erased} mut IsNotEmpty <- ByVal(v1): &'{erased} mut IsNotEmpty
//! ; _0 = <IsNotEmpty as mini_core::FnMut<(&&[u16],)>>::call_mut(move _3, copy _2)