syntax_data: {"ast_node_type":"function","tokens":[{"end":79,"kind":"keyword","start":0,"text":"fn"}]}
source_snippet: fn fully_moved_locals(ssa: &SsaLocals, body: &Body<'_>) -> DenseBitSet<Local> {
context_before: #[instrument(level = "trace", skip(ssa, body))]
context_after:     let mut fully_moved = DenseBitSet::new_filled(body.local_decls.len());