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add a thread_local feature gate

This commit is contained in:
Daniel Micay 2013-11-26 14:21:22 -05:00
parent 2cf3d8adf2
commit a5af479bb4
1 changed files with 14 additions and 2 deletions
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16
src/librustc/front/feature_gate.rs
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@ -38,6 +38,7 @@ static KNOWN_FEATURES: &'static [(&'static str, Status)] = &[
("asm", Active),
("managed_boxes", Active),
("non_ascii_idents", Active),
("thread_local", Active),
// These are used to test this portion of the compiler, they don't actually
// mean anything
@ -107,6 +108,17 @@ impl Visitor<()> for Context {
}
fn visit_item(&mut self, i: @ast::item, _:()) {
// NOTE: uncomment after snapshot
/*
for attr in i.attrs.iter() {
if "thread_local" == attr.name() {
self.gate_feature("thread_local", i.span,
"`#[thread_local]` is an experimental feature, and does not \
currently handle destructors. There is no corresponding \
`#[task_local]` mapping to the task model");
}
}
*/
match i.node {
ast::item_enum(ref def, _) => {
for variant in def.variants.iter() {
@ -152,8 +164,8 @@ impl Visitor<()> for Context {
},
ast::ty_box(_) => {
self.gate_feature("managed_boxes", t.span,
"The managed box syntax is being replaced by the `std::gc::Gc`
and `std::rc::Rc` types. Equivalent functionality to managed
"The managed box syntax is being replaced by the `std::gc::Gc` \
and `std::rc::Rc` types. Equivalent functionality to managed \
trait objects will be implemented but is currently missing.");
}
_ => {}