syntax_data: {"ast_node_type":"other","tokens":[{"end":41,"kind":"keyword","start":0,"text":"arg.cast_to(CastTarget::prefixed("}]}
source_snippet:         arg.cast_to(CastTarget::prefixed(
context_before:         // Make sure we pass the struct as array at the LLVM IR level and not as a single integer.
context_after:             [Some(unit), None, None, None, None, None, None, None],