syntax_data: {"ast_node_type":"other","tokens":[{"end":39,"kind":"keyword","start":0,"text":"(\"avxvnniint8\","}]}
source_snippet:     ("avxvnniint8", Stable, &["avx2"]),
context_before:     ("avxvnni", Stable, &["avx2"]),
context_after:     ("avxvnniint16", Stable, &["avx2"]),