Merge remote-tracking branch 'brson/companion' into incoming

Conflicts:
	src/compiletest/compiletest.rs
	src/libcargo/cargo.rs
	src/libcore/core.rs
	src/librustc/rustc.rs
	src/librustdoc/rustdoc.rc

src/libsyntax/ext/pipes/mod.rs

@@ -0,0 +1,12 @@
+#[legacy_exports]
+mod ast_builder;
+#[legacy_exports]
+mod parse_proto;
+#[legacy_exports]
+mod pipec;
+#[legacy_exports]
+mod proto;
+#[legacy_exports]
+mod check;
+#[legacy_exports]
+mod liveness;

src/libsyntax/ext/pipes/proto.rs

@@ -6,17 +6,6 @@ use ast_builder::{path, append_types};
 enum direction { send, recv }
 
 impl direction : cmp::Eq {
-    #[cfg(stage0)]
-    pure fn eq(other: &direction) -> bool {
-        match (self, (*other)) {
-            (send, send) => true,
-            (recv, recv) => true,
-            (send, _) => false,
-            (recv, _) => false,
-        }
-    }
-    #[cfg(stage1)]
-    #[cfg(stage2)]
     pure fn eq(&self, other: &direction) -> bool {
         match ((*self), (*other)) {
             (send, send) => true,
@@ -25,10 +14,6 @@ impl direction : cmp::Eq {
             (recv, _) => false,
         }
     }
-    #[cfg(stage0)]
-    pure fn ne(other: &direction) -> bool { !self.eq(other) }
-    #[cfg(stage1)]
-    #[cfg(stage2)]
     pure fn ne(&self, other: &direction) -> bool { !(*self).eq(other) }
 }