rollup merge of #20593: nikomatsakis/unused-tps-in-impl

Conflicts:
	src/libcollections/lib.rs
	src/librustc/lib.rs
	src/libserialize/lib.rs
	src/libstd/lib.rs

4 files changed, 27 insertions, 0 deletions

diff --git a/src/libstd/collections/hash/map.rs b/src/libstd/collections/hash/map.rs
index fdffdaacaba..66287a1eea5 100644
--- a/src/libstd/collections/hash/map.rs
+++ b/src/libstd/collections/hash/map.rs
@@ -439,6 +439,7 @@ impl<K, V, M> SearchResult<K, V, M> {
     }
 }
 
+#[old_impl_check]
 impl<K: Eq + Hash<S>, V, S, H: Hasher<S>> HashMap<K, V, H> {
     fn make_hash<X: ?Sized + Hash<S>>(&self, x: &X) -> SafeHash {
         table::make_hash(&self.hasher, x)
@@ -517,6 +518,7 @@ impl<K: Hash + Eq, V> HashMap<K, V, RandomSipHasher> {
     }
 }
 
+#[old_impl_check]
 impl<K: Eq + Hash<S>, V, S, H: Hasher<S>> HashMap<K, V, H> {
     /// Creates an empty hashmap which will use the given hasher to hash keys.
     ///
@@ -1188,6 +1190,7 @@ fn search_entry_hashed<'a, K: Eq, V>(table: &'a mut RawTable<K,V>, hash: SafeHas
 }
 
 #[stable]
+#[old_impl_check]
 impl<K: Eq + Hash<S>, V: PartialEq, S, H: Hasher<S>> PartialEq for HashMap<K, V, H> {
     fn eq(&self, other: &HashMap<K, V, H>) -> bool {
         if self.len() != other.len() { return false; }
@@ -1199,9 +1202,11 @@ impl<K: Eq + Hash<S>, V: PartialEq, S, H: Hasher<S>> PartialEq for HashMap<K, V,
 }
 
 #[stable]
+#[old_impl_check]
 impl<K: Eq + Hash<S>, V: Eq, S, H: Hasher<S>> Eq for HashMap<K, V, H> {}
 
 #[stable]
+#[old_impl_check]
 impl<K: Eq + Hash<S> + Show, V: Show, S, H: Hasher<S>> Show for HashMap<K, V, H> {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         try!(write!(f, "HashMap {{"));
@@ -1216,6 +1221,7 @@ impl<K: Eq + Hash<S> + Show, V: Show, S, H: Hasher<S>> Show for HashMap<K, V, H>
 }
 
 #[stable]
+#[old_impl_check]
 impl<K: Eq + Hash<S>, V, S, H: Hasher<S> + Default> Default for HashMap<K, V, H> {
     #[stable]
     fn default() -> HashMap<K, V, H> {
@@ -1224,6 +1230,7 @@ impl<K: Eq + Hash<S>, V, S, H: Hasher<S> + Default> Default for HashMap<K, V, H>
 }
 
 #[stable]
+#[old_impl_check]
 impl<K: Hash<S> + Eq, Q: ?Sized, V, S, H: Hasher<S>> Index<Q> for HashMap<K, V, H>
     where Q: BorrowFrom<K> + Hash<S> + Eq
 {
@@ -1236,6 +1243,7 @@ impl<K: Hash<S> + Eq, Q: ?Sized, V, S, H: Hasher<S>> Index<Q> for HashMap<K, V,
 }
 
 #[stable]
+#[old_impl_check]
 impl<K: Hash<S> + Eq, Q: ?Sized, V, S, H: Hasher<S>> IndexMut<Q> for HashMap<K, V, H>
     where Q: BorrowFrom<K> + Hash<S> + Eq
 {
@@ -1465,6 +1473,7 @@ impl<'a, K: 'a, V: 'a> VacantEntry<'a, K, V> {
 }
 
 #[stable]
+#[old_impl_check]
 impl<K: Eq + Hash<S>, V, S, H: Hasher<S> + Default> FromIterator<(K, V)> for HashMap<K, V, H> {
     fn from_iter<T: Iterator<Item=(K, V)>>(iter: T) -> HashMap<K, V, H> {
         let lower = iter.size_hint().0;
@@ -1475,6 +1484,7 @@ impl<K: Eq + Hash<S>, V, S, H: Hasher<S> + Default> FromIterator<(K, V)> for Has
 }
 
 #[stable]
+#[old_impl_check]
 impl<K: Eq + Hash<S>, V, S, H: Hasher<S>> Extend<(K, V)> for HashMap<K, V, H> {
     fn extend<T: Iterator<Item=(K, V)>>(&mut self, mut iter: T) {
         for (k, v) in iter {
diff --git a/src/libstd/collections/hash/set.rs b/src/libstd/collections/hash/set.rs
index e598923f11c..a2ffb9cb213 100644
--- a/src/libstd/collections/hash/set.rs
+++ b/src/libstd/collections/hash/set.rs
@@ -125,6 +125,7 @@ impl<T: Hash + Eq> HashSet<T, RandomSipHasher> {
     }
 }
 
+#[old_impl_check]
 impl<T: Eq + Hash<S>, S, H: Hasher<S>> HashSet<T, H> {
     /// Creates a new empty hash set which will use the given hasher to hash
     /// keys.
@@ -568,6 +569,7 @@ impl<T: Eq + Hash<S>, S, H: Hasher<S>> HashSet<T, H> {
 }
 
 #[stable]
+#[old_impl_check]
 impl<T: Eq + Hash<S>, S, H: Hasher<S>> PartialEq for HashSet<T, H> {
     fn eq(&self, other: &HashSet<T, H>) -> bool {
         if self.len() != other.len() { return false; }
@@ -577,9 +579,11 @@ impl<T: Eq + Hash<S>, S, H: Hasher<S>> PartialEq for HashSet<T, H> {
 }
 
 #[stable]
+#[old_impl_check]
 impl<T: Eq + Hash<S>, S, H: Hasher<S>> Eq for HashSet<T, H> {}
 
 #[stable]
+#[old_impl_check]
 impl<T: Eq + Hash<S> + fmt::Show, S, H: Hasher<S>> fmt::Show for HashSet<T, H> {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         try!(write!(f, "HashSet {{"));
@@ -594,6 +598,7 @@ impl<T: Eq + Hash<S> + fmt::Show, S, H: Hasher<S>> fmt::Show for HashSet<T, H> {
 }
 
 #[stable]
+#[old_impl_check]
 impl<T: Eq + Hash<S>, S, H: Hasher<S> + Default> FromIterator<T> for HashSet<T, H> {
     fn from_iter<I: Iterator<Item=T>>(iter: I) -> HashSet<T, H> {
         let lower = iter.size_hint().0;
@@ -604,6 +609,7 @@ impl<T: Eq + Hash<S>, S, H: Hasher<S> + Default> FromIterator<T> for HashSet<T,
 }
 
 #[stable]
+#[old_impl_check]
 impl<T: Eq + Hash<S>, S, H: Hasher<S>> Extend<T> for HashSet<T, H> {
     fn extend<I: Iterator<Item=T>>(&mut self, mut iter: I) {
         for k in iter {
@@ -613,6 +619,7 @@ impl<T: Eq + Hash<S>, S, H: Hasher<S>> Extend<T> for HashSet<T, H> {
 }
 
 #[stable]
+#[old_impl_check]
 impl<T: Eq + Hash<S>, S, H: Hasher<S> + Default> Default for HashSet<T, H> {
     #[stable]
     fn default() -> HashSet<T, H> {
@@ -621,6 +628,7 @@ impl<T: Eq + Hash<S>, S, H: Hasher<S> + Default> Default for HashSet<T, H> {
 }
 
 #[stable]
+#[old_impl_check]
 impl<'a, 'b, T: Eq + Hash<S> + Clone, S, H: Hasher<S> + Default>
 BitOr<&'b HashSet<T, H>> for &'a HashSet<T, H> {
     type Output = HashSet<T, H>;
@@ -651,6 +659,7 @@ BitOr<&'b HashSet<T, H>> for &'a HashSet<T, H> {
 }
 
 #[stable]
+#[old_impl_check]
 impl<'a, 'b, T: Eq + Hash<S> + Clone, S, H: Hasher<S> + Default>
 BitAnd<&'b HashSet<T, H>> for &'a HashSet<T, H> {
     type Output = HashSet<T, H>;
@@ -681,6 +690,7 @@ BitAnd<&'b HashSet<T, H>> for &'a HashSet<T, H> {
 }
 
 #[stable]
+#[old_impl_check]
 impl<'a, 'b, T: Eq + Hash<S> + Clone, S, H: Hasher<S> + Default>
 BitXor<&'b HashSet<T, H>> for &'a HashSet<T, H> {
     type Output = HashSet<T, H>;
@@ -711,6 +721,7 @@ BitXor<&'b HashSet<T, H>> for &'a HashSet<T, H> {
 }
 
 #[stable]
+#[old_impl_check]
 impl<'a, 'b, T: Eq + Hash<S> + Clone, S, H: Hasher<S> + Default>
 Sub<&'b HashSet<T, H>> for &'a HashSet<T, H> {
     type Output = HashSet<T, H>;
@@ -813,6 +824,7 @@ impl<'a, K: 'a> Iterator for Drain<'a, K> {
 }
 
 #[stable]
+#[old_impl_check]
 impl<'a, T, S, H> Iterator for Intersection<'a, T, H>
     where T: Eq + Hash<S>, H: Hasher<S>
 {
@@ -836,6 +848,7 @@ impl<'a, T, S, H> Iterator for Intersection<'a, T, H>
 }
 
 #[stable]
+#[old_impl_check]
 impl<'a, T, S, H> Iterator for Difference<'a, T, H>
     where T: Eq + Hash<S>, H: Hasher<S>
 {
@@ -859,6 +872,7 @@ impl<'a, T, S, H> Iterator for Difference<'a, T, H>
 }
 
 #[stable]
+#[old_impl_check]
 impl<'a, T, S, H> Iterator for SymmetricDifference<'a, T, H>
     where T: Eq + Hash<S>, H: Hasher<S>
 {
@@ -869,6 +883,7 @@ impl<'a, T, S, H> Iterator for SymmetricDifference<'a, T, H>
 }
 
 #[stable]
+#[old_impl_check]
 impl<'a, T, S, H> Iterator for Union<'a, T, H>
     where T: Eq + Hash<S>, H: Hasher<S>
 {
diff --git a/src/libstd/io/mod.rs b/src/libstd/io/mod.rs
index 5de66c02b53..dc9dd7071b1 100644
--- a/src/libstd/io/mod.rs
+++ b/src/libstd/io/mod.rs
@@ -1603,6 +1603,7 @@ pub struct IncomingConnections<'a, A: ?Sized +'a> {
     inc: &'a mut A,
 }
 
+#[old_impl_check]
 impl<'a, T, A: ?Sized + Acceptor<T>> Iterator for IncomingConnections<'a, A> {
     type Item = IoResult<T>;
 
diff --git a/src/libstd/lib.rs b/src/libstd/lib.rs
index 25cc574bb5d..660487f3edb 100644
--- a/src/libstd/lib.rs
+++ b/src/libstd/lib.rs
@@ -107,6 +107,7 @@
 #![feature(linkage, thread_local, asm)]
 #![feature(phase, lang_items, unsafe_destructor)]
 #![feature(slicing_syntax, unboxed_closures)]
+#![feature(old_impl_check)]
 
 // Don't link to std. We are std.
 #![no_std]