librustc: implement Clone for middle::ty::FreeVar

Ryman · Ryman · commit d2f54e663400 · 2015-02-18T00:57:35.000Z
diff --git a/src/librustc/middle/ty.rs b/src/librustc/middle/ty.rs
@@ -6636,7 +6636,7 @@ pub fn accumulate_lifetimes_in_type(accumulator: &mut Vec<ty::Region>,
 }
 
 /// A free variable referred to in a function.
-#[derive(Copy, RustcEncodable, RustcDecodable)]
+#[derive(Copy, Clone, RustcEncodable, RustcDecodable)]
 pub struct Freevar {
     /// The variable being accessed free.
     pub def: def::Def,

Original file line number	Diff line number	Diff line change
`@@ -6636,7 +6636,7 @@ pub fn accumulate_lifetimes_in_type(accumulator: &mut Vec<ty::Region>,`
`6636`	`6636`	`}`
`6637`	`6637`
`6638`	`6638`	`/// A free variable referred to in a function.`
`6639`		`-#[derive(Copy, RustcEncodable, RustcDecodable)]`
	`6639`	`+#[derive(Copy, Clone, RustcEncodable, RustcDecodable)]`
`6640`	`6640`	`pub struct Freevar {`
`6641`	`6641`	`/// The variable being accessed free.`
`6642`	`6642`	`pub def: def::Def,`