syntax_data: {"ast_node_type":"other","tokens":[{"end":95,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:                     // We *could* do better in some cases, e.g. on x86_64 targets where SSE2 is
context_before:                     //
context_after:                     // required. However, it turns out that that makes LLVM worse at optimizing this