syntax_data: {"ast_node_type":"other","tokens":[{"end":79,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// import the expanded assembly code as a new `SourceFile`, which can then
context_before:     /// When we get an inline assembler error from LLVM during codegen, we
context_after:     /// be used for error reporting with spans. However the byte offsets given