syntax_data: {"ast_node_type":"other","tokens":[{"end":88,"kind":"keyword","start":0,"text":"FnAbiError,"}]}
source_snippet:     FnAbiError, HasTyCtxt, HasTypingEnv, LayoutCx, LayoutOf, TyAndLayout, fn_can_unwind,
context_before: use rustc_middle::ty::layout::{
context_after: };