Struct syntax::feature_gate::FeaturesUnstable
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[src]
pub struct Features { pub unboxed_closures: bool, pub rustc_diagnostic_macros: bool, pub visible_private_types: bool, pub allow_quote: bool, pub allow_asm: bool, pub allow_log_syntax: bool, pub allow_concat_idents: bool, pub allow_trace_macros: bool, pub old_orphan_check: bool, pub simd_ffi: bool, pub unmarked_api: bool, pub declared_stable_lang_features: Vec<Span>, pub declared_lib_features: Vec<(InternedString, Span)>, }
A set of features to be used by later passes.