rollup merge of #21760: brson/snaps

2 files changed, 0 insertions, 62 deletions

diff --git a/src/libcore/ops.rs b/src/libcore/ops.rs
index 9e020eeb8a9..cd469ecb0ed 100644
--- a/src/libcore/ops.rs
+++ b/src/libcore/ops.rs
@@ -1134,55 +1134,6 @@ impl<'a, T: ?Sized> DerefMut for &'a mut T {
 #[lang="fn"]
 #[unstable(feature = "core",
            reason = "uncertain about variadic generics, input versus associated types")]
-#[cfg(stage0)]
-pub trait Fn<Args,Output> {
-    /// This is called when the call operator is used.
-    extern "rust-call" fn call(&self, args: Args) -> Output;
-}
-
-/// A version of the call operator that takes a mutable receiver.
-#[lang="fn_mut"]
-#[unstable(feature = "core",
-           reason = "uncertain about variadic generics, input versus associated types")]
-#[cfg(stage0)]
-pub trait FnMut<Args,Output> {
-    /// This is called when the call operator is used.
-    extern "rust-call" fn call_mut(&mut self, args: Args) -> Output;
-}
-
-/// A version of the call operator that takes a by-value receiver.
-#[lang="fn_once"]
-#[unstable(feature = "core",
-           reason = "uncertain about variadic generics, input versus associated types")]
-#[cfg(stage0)]
-pub trait FnOnce<Args,Output> {
-    /// This is called when the call operator is used.
-    extern "rust-call" fn call_once(self, args: Args) -> Output;
-}
-
-#[cfg(stage0)]
-impl<F: ?Sized, A, R> FnMut<A, R> for F
-    where F : Fn<A, R>
-{
-    extern "rust-call" fn call_mut(&mut self, args: A) -> R {
-        self.call(args)
-    }
-}
-
-#[cfg(stage0)]
-impl<F,A,R> FnOnce<A,R> for F
-    where F : FnMut<A,R>
-{
-    extern "rust-call" fn call_once(mut self, args: A) -> R {
-        self.call_mut(args)
-    }
-}
-
-/// A version of the call operator that takes an immutable receiver.
-#[lang="fn"]
-#[unstable(feature = "core",
-           reason = "uncertain about variadic generics, input versus associated types")]
-#[cfg(not(stage0))]
 pub trait Fn<Args> {
     type Output;
 
@@ -1194,7 +1145,6 @@ pub trait Fn<Args> {
 #[lang="fn_mut"]
 #[unstable(feature = "core",
            reason = "uncertain about variadic generics, input versus associated types")]
-#[cfg(not(stage0))]
 pub trait FnMut<Args> {
     type Output;
 
@@ -1206,7 +1156,6 @@ pub trait FnMut<Args> {
 #[lang="fn_once"]
 #[unstable(feature = "core",
            reason = "uncertain about variadic generics, input versus associated types")]
-#[cfg(not(stage0))]
 pub trait FnOnce<Args> {
     type Output;
 
@@ -1214,7 +1163,6 @@ pub trait FnOnce<Args> {
     extern "rust-call" fn call_once(self, args: Args) -> Self::Output;
 }
 
-#[cfg(not(stage0))]
 impl<F: ?Sized, A> FnMut<A> for F
     where F : Fn<A>
 {
@@ -1225,7 +1173,6 @@ impl<F: ?Sized, A> FnMut<A> for F
     }
 }
 
-#[cfg(not(stage0))]
 impl<F,A> FnOnce<A> for F
     where F : FnMut<A>
 {
diff --git a/src/libcore/str/mod.rs b/src/libcore/str/mod.rs
index 93942d0b836..ee62cede191 100644
--- a/src/libcore/str/mod.rs
+++ b/src/libcore/str/mod.rs
@@ -486,15 +486,6 @@ delegate_iter!{exact u8 : Bytes<'a>}
 #[derive(Copy, Clone)]
 struct BytesDeref;
 
-#[cfg(stage0)]
-impl<'a> Fn(&'a u8) -> u8 for BytesDeref {
-    #[inline]
-    extern "rust-call" fn call(&self, (ptr,): (&'a u8,)) -> u8 {
-        *ptr
-    }
-}
-
-#[cfg(not(stage0))]
 impl<'a> Fn<(&'a u8,)> for BytesDeref {
     type Output = u8;