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librustc: De-@mut BindingRscope::anon_bindings

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This commit is contained in:
Patrick Walton
2013-12-22 14:42:50 -08:00
parent d7b152701e
commit ff23e1202f
1 changed files with 5 additions and 4 deletions
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src/librustc/middle/typeck/rscope.rs
+5 -4
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@@ -11,6 +11,7 @@
use middle::ty;
use std::cell::Cell;
use std::vec;
use syntax::ast;
use syntax::codemap::Span;
@@ -49,14 +50,14 @@ fn anon_regions(&self,
/// omitted regions. This occurs in function signatures.
pub struct BindingRscope {
binder_id: ast::NodeId,
anon_bindings: @mut uint
anon_bindings: Cell<uint>,
}
impl BindingRscope {
pub fn new(binder_id: ast::NodeId) -> BindingRscope {
BindingRscope {
binder_id: binder_id,
anon_bindings: @mut 0
anon_bindings: Cell::new(0),
}
}
}
@@ -66,8 +67,8 @@ fn anon_regions(&self,
_: Span,
count: uint)
-> Result<~[ty::Region], ()> {
let idx = *self.anon_bindings;
*self.anon_bindings += count;
let idx = self.anon_bindings.get();
self.anon_bindings.set(idx + count);
Ok(vec::from_fn(count, |i| ty::ReLateBound(self.binder_id,
ty::BrAnon(idx + i))))
}