syntax_data: {"ast_node_type":"other","tokens":[{"end":79,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:     // implementation, apparently relies on frame pointers existing... somehow.
context_before:     // The unwinder used by i686-unknown-linux-musl, the LLVM libunwind
context_after:     // It's not clear to me why nor where this dependency is introduced, but the