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| author | Huon Wilson <dbau.pp+github@gmail.com> | 2015-01-05 17:07:16 +1100 |
|---|---|---|
| committer | Huon Wilson <dbau.pp+github@gmail.com> | 2015-01-05 20:00:10 +1100 |
| commit | 6e3d78f06fc78e6ad58379824be2d7fed525655a (patch) | |
| tree | 77148c9688f45256076856648a7499daa3f48bfa /src/libsyntax/feature_gate.rs | |
| parent | 679514816974f23eff367b37e9082599a25900f0 (diff) | |
| download | rust-6e3d78f06fc78e6ad58379824be2d7fed525655a.tar.gz rust-6e3d78f06fc78e6ad58379824be2d7fed525655a.zip | |
Ungate default type parameters.
These are in scope for 1.0, and this is good to e.g. find as many bugs as possible.
Diffstat (limited to 'src/libsyntax/feature_gate.rs')
| -rw-r--r-- | src/libsyntax/feature_gate.rs | 19 |
1 files changed, 1 insertions, 18 deletions
diff --git a/src/libsyntax/feature_gate.rs b/src/libsyntax/feature_gate.rs index 19e44c2c21b..584558638b7 100644 --- a/src/libsyntax/feature_gate.rs +++ b/src/libsyntax/feature_gate.rs @@ -54,7 +54,7 @@ static KNOWN_FEATURES: &'static [(&'static str, Status)] = &[ ("lang_items", Active), ("simd", Active), - ("default_type_params", Active), + ("default_type_params", Accepted), ("quote", Active), ("link_llvm_intrinsics", Active), ("linkage", Active), @@ -112,7 +112,6 @@ enum Status { /// A set of features to be used by later passes. #[derive(Copy)] pub struct Features { - pub default_type_params: bool, pub unboxed_closures: bool, pub rustc_diagnostic_macros: bool, pub import_shadowing: bool, @@ -125,7 +124,6 @@ pub struct Features { impl Features { pub fn new() -> Features { Features { - default_type_params: false, unboxed_closures: false, rustc_diagnostic_macros: false, import_shadowing: false, @@ -356,20 +354,6 @@ impl<'a, 'v> Visitor<'v> for PostExpansionVisitor<'a> { visit::walk_expr(self, e); } - fn visit_generics(&mut self, generics: &ast::Generics) { - for type_parameter in generics.ty_params.iter() { - match type_parameter.default { - Some(ref ty) => { - self.gate_feature("default_type_params", ty.span, - "default type parameters are \ - experimental and possibly buggy"); - } - None => {} - } - } - visit::walk_generics(self, generics); - } - fn visit_attribute(&mut self, attr: &ast::Attribute) { if attr::contains_name(slice::ref_slice(attr), "lang") { self.gate_feature("lang_items", @@ -475,7 +459,6 @@ fn check_crate_inner<F>(cm: &CodeMap, span_handler: &SpanHandler, krate: &ast::C check(&mut cx, krate); (Features { - default_type_params: cx.has_feature("default_type_params"), unboxed_closures: cx.has_feature("unboxed_closures"), rustc_diagnostic_macros: cx.has_feature("rustc_diagnostic_macros"), import_shadowing: cx.has_feature("import_shadowing"), |