syntax_data: {"ast_node_type":"other","tokens":[{"end":38,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:         // reserves it on SPARC32 [2].
context_before:         // Specification says "%g5; no longer reserved for system software" [1], but LLVM always
context_after:         // [1]: https://temlib.org/pub/SparcStation/Standards/V8plus.pdf