Warning police

7 files changed, 4 insertions, 10 deletions

diff --git a/src/librustc/metadata/decoder.rs b/src/librustc/metadata/decoder.rs
index 9ace8677dab..db44ac5e442 100644
--- a/src/librustc/metadata/decoder.rs
+++ b/src/librustc/metadata/decoder.rs
@@ -35,7 +35,6 @@ use extra::ebml;
 use extra::serialize::Decodable;
 use syntax::ast_map;
 use syntax::attr;
-use syntax::diagnostic::span_handler;
 use syntax::parse::token::{ident_interner, special_idents};
 use syntax::print::pprust;
 use syntax::{ast, ast_util};
diff --git a/src/librustc/middle/ty.rs b/src/librustc/middle/ty.rs
index 90cd8a8665e..632874025e7 100644
--- a/src/librustc/middle/ty.rs
+++ b/src/librustc/middle/ty.rs
@@ -21,7 +21,7 @@ use middle::ty;
 use middle::subst::Subst;
 use middle::typeck;
 use middle;
-use util::ppaux::{note_and_explain_region, bound_region_to_str, bound_region_ptr_to_str};
+use util::ppaux::{note_and_explain_region, bound_region_ptr_to_str};
 use util::ppaux::{trait_store_to_str, ty_to_str, vstore_to_str};
 use util::ppaux::{Repr, UserString};
 use util::common::{indenter};
diff --git a/src/librustc/middle/typeck/check/mod.rs b/src/librustc/middle/typeck/check/mod.rs
index fa7959c7872..76b7e651ff1 100644
--- a/src/librustc/middle/typeck/check/mod.rs
+++ b/src/librustc/middle/typeck/check/mod.rs
@@ -107,7 +107,7 @@ use middle::typeck::{isr_alist, lookup_def_ccx};
 use middle::typeck::no_params;
 use middle::typeck::{require_same_types, method_map, vtable_map};
 use util::common::{block_query, indenter, loop_query};
-use util::ppaux::{bound_region_to_str,bound_region_ptr_to_str};
+use util::ppaux::{bound_region_ptr_to_str};
 use util::ppaux;
 
 
diff --git a/src/librustc/middle/typeck/coherence.rs b/src/librustc/middle/typeck/coherence.rs
index 7ad27077cd8..ae62e768ea2 100644
--- a/src/librustc/middle/typeck/coherence.rs
+++ b/src/librustc/middle/typeck/coherence.rs
@@ -16,10 +16,8 @@
 
 use core::prelude::*;
 
-use driver;
 use metadata::csearch::{each_path, get_impl_trait};
 use metadata::csearch::{get_impls_for_mod};
-use metadata::csearch;
 use metadata::cstore::{CStore, iter_crate_data};
 use metadata::decoder::{dl_def, dl_field, dl_impl};
 use middle::resolve::{Impl, MethodInfo};
@@ -39,7 +37,7 @@ use middle::typeck::infer::combine::Combine;
 use middle::typeck::infer::InferCtxt;
 use middle::typeck::infer::{new_infer_ctxt, resolve_ivar};
 use middle::typeck::infer::{resolve_nested_tvar, resolve_type};
-use syntax::ast::{crate, def_id, def_mod, def_struct, def_trait, def_ty};
+use syntax::ast::{crate, def_id, def_mod, def_struct, def_ty};
 use syntax::ast::{item, item_enum, item_impl, item_mod, item_struct};
 use syntax::ast::{local_crate, method, trait_ref, ty_path};
 use syntax::ast;
diff --git a/src/librustc/util/ppaux.rs b/src/librustc/util/ppaux.rs
index e25267f4441..3194df269c0 100644
--- a/src/librustc/util/ppaux.rs
+++ b/src/librustc/util/ppaux.rs
@@ -32,7 +32,6 @@ use syntax::parse::token;
 use syntax::print::pprust;
 use syntax::{ast, ast_util};
 
-use core::str;
 use core::vec;
 
 /// Produces a string suitable for debugging output.
diff --git a/src/libstd/to_str.rs b/src/libstd/to_str.rs
index 9f812288621..2e5c3c01adf 100644
--- a/src/libstd/to_str.rs
+++ b/src/libstd/to_str.rs
@@ -18,11 +18,9 @@ use str::OwnedStr;
 use hashmap::HashMap;
 use hashmap::HashSet;
 use iterator::IteratorUtil;
-use container::Map;
 use hash::Hash;
 use cmp::Eq;
 use vec::ImmutableVector;
-use iterator::IteratorUtil;
 
 /// A generic trait for converting a value to a string
 pub trait ToStr {
diff --git a/src/libsyntax/parse/parser.rs b/src/libsyntax/parse/parser.rs
index f2443f9e533..c9ef1a7a33c 100644
--- a/src/libsyntax/parse/parser.rs
+++ b/src/libsyntax/parse/parser.rs
@@ -60,7 +60,7 @@ use ast::{view_item_, view_item_extern_mod, view_item_use};
 use ast::{view_path, view_path_glob, view_path_list, view_path_simple};
 use ast::visibility;
 use ast;
-use ast_util::{as_prec, ident_to_path, operator_prec};
+use ast_util::{as_prec, operator_prec};
 use ast_util;
 use codemap::{span, BytePos, spanned, mk_sp};
 use codemap;