syntax_data: {"ast_node_type":"other","tokens":[{"end":51,"kind":"keyword","start":0,"text":"base.features"}]}
source_snippet:     base.features = "-mmx,-sse,+soft-float".into();
context_before:     // arguments, thus giving you access to full MMX/SSE acceleration.
context_after:     base.rustc_abi = Some(RustcAbi::X86Softfloat);