Fix many warnings.

13 files changed, 7 insertions, 18 deletions

diff --git a/src/libcore/rt/uv/mod.rs b/src/libcore/rt/uv/mod.rs
index ad593058303..425c258b8fd 100644
--- a/src/libcore/rt/uv/mod.rs
+++ b/src/libcore/rt/uv/mod.rs
@@ -273,8 +273,8 @@ pub fn uv_error_to_io_error(uverr: UvError) -> IoError {
             ECONNREFUSED => ConnectionRefused,
             ECONNRESET => ConnectionReset,
             EPIPE => BrokenPipe,
-            e => {
-                rtdebug!("e %u", e as uint);
+            _ => {
+                rtdebug!("uverr.code %u", uverr.code as uint);
                 // XXX: Need to map remaining uv error types
                 OtherIoError
             }
diff --git a/src/librustc/middle/borrowck/gather_loans/lifetime.rs b/src/librustc/middle/borrowck/gather_loans/lifetime.rs
index e377bebcc26..4916a827ccd 100644
--- a/src/librustc/middle/borrowck/gather_loans/lifetime.rs
+++ b/src/librustc/middle/borrowck/gather_loans/lifetime.rs
@@ -11,7 +11,6 @@
 //! This module implements the check that the lifetime of a borrow
 //! does not exceed the lifetime of the value being borrowed.
 
-use core::prelude::*;
 use middle::borrowck::*;
 use mc = middle::mem_categorization;
 use middle::ty;
diff --git a/src/librustc/middle/borrowck/gather_loans/mod.rs b/src/librustc/middle/borrowck/gather_loans/mod.rs
index a422d99b6f5..3d2c318a87e 100644
--- a/src/librustc/middle/borrowck/gather_loans/mod.rs
+++ b/src/librustc/middle/borrowck/gather_loans/mod.rs
@@ -16,8 +16,6 @@
 // their associated scopes.  In phase two, checking loans, we will then make
 // sure that all of these loans are honored.
 
-use core::prelude::*;
-
 use middle::borrowck::*;
 use mc = middle::mem_categorization;
 use middle::pat_util;
diff --git a/src/librustc/middle/borrowck/gather_loans/restrictions.rs b/src/librustc/middle/borrowck/gather_loans/restrictions.rs
index 3760350dc26..17bd2109bbe 100644
--- a/src/librustc/middle/borrowck/gather_loans/restrictions.rs
+++ b/src/librustc/middle/borrowck/gather_loans/restrictions.rs
@@ -10,7 +10,6 @@
 
 //! Computes the restrictions that result from a borrow.
 
-use core::prelude::*;
 use middle::borrowck::*;
 use mc = middle::mem_categorization;
 use middle::ty;
diff --git a/src/librustc/middle/borrowck/mod.rs b/src/librustc/middle/borrowck/mod.rs
index 0f01b2b1e41..714c3c2cc95 100644
--- a/src/librustc/middle/borrowck/mod.rs
+++ b/src/librustc/middle/borrowck/mod.rs
@@ -10,8 +10,6 @@
 
 /*! See doc.rs for a thorough explanation of the borrow checker */
 
-use core::prelude::*;
-
 use mc = middle::mem_categorization;
 use middle::ty;
 use middle::typeck;
diff --git a/src/librustc/middle/dataflow.rs b/src/librustc/middle/dataflow.rs
index 648daaf3cd1..56c2b9818cd 100644
--- a/src/librustc/middle/dataflow.rs
+++ b/src/librustc/middle/dataflow.rs
@@ -16,7 +16,6 @@
  * GEN and KILL bits for each expression.
  */
 
-use core::prelude::*;
 use core::cast;
 use core::uint;
 use syntax::ast;
diff --git a/src/librustc/middle/trans/consts.rs b/src/librustc/middle/trans/consts.rs
index e08cc536a70..f49b804f813 100644
--- a/src/librustc/middle/trans/consts.rs
+++ b/src/librustc/middle/trans/consts.rs
@@ -27,7 +27,6 @@ use util::ppaux::{Repr, ty_to_str};
 
 use core::libc::c_uint;
 use syntax::{ast, ast_util, ast_map};
-use util::ppaux::ty_to_str;
 
 pub fn const_lit(cx: @CrateContext, e: @ast::expr, lit: ast::lit)
     -> ValueRef {
diff --git a/src/librustc/middle/trans/expr.rs b/src/librustc/middle/trans/expr.rs
index 51f17fcf47c..8883cc44d12 100644
--- a/src/librustc/middle/trans/expr.rs
+++ b/src/librustc/middle/trans/expr.rs
@@ -145,7 +145,7 @@ use middle::trans::type_of;
 use middle::ty::struct_fields;
 use middle::ty::{AutoDerefRef, AutoAddEnv};
 use middle::ty::{AutoPtr, AutoBorrowVec, AutoBorrowVecRef, AutoBorrowFn,
-                 AutoDerefRef, AutoAddEnv, AutoUnsafe};
+                 AutoUnsafe};
 use middle::ty;
 use util::common::indenter;
 use util::ppaux::Repr;
diff --git a/src/librustc/middle/typeck/infer/combine.rs b/src/librustc/middle/typeck/infer/combine.rs
index 0efecefa358..b318e6ff3f6 100644
--- a/src/librustc/middle/typeck/infer/combine.rs
+++ b/src/librustc/middle/typeck/infer/combine.rs
@@ -62,7 +62,7 @@ use middle::typeck::infer::glb::Glb;
 use middle::typeck::infer::lub::Lub;
 use middle::typeck::infer::sub::Sub;
 use middle::typeck::infer::to_str::InferStr;
-use middle::typeck::infer::{cres, InferCtxt, ures, IntType, UintType};
+use middle::typeck::infer::{cres, InferCtxt, ures};
 use util::common::indent;
 
 use core::result::{iter_vec2, map_vec2};
diff --git a/src/librustc/middle/typeck/infer/lattice.rs b/src/librustc/middle/typeck/infer/lattice.rs
index 3c48e09c057..57bab29664d 100644
--- a/src/librustc/middle/typeck/infer/lattice.rs
+++ b/src/librustc/middle/typeck/infer/lattice.rs
@@ -41,8 +41,6 @@ use middle::typeck::infer::glb::Glb;
 use middle::typeck::infer::lub::Lub;
 use middle::typeck::infer::unify::*;
 use middle::typeck::infer::sub::Sub;
-use middle::typeck::infer::lub::Lub;
-use middle::typeck::infer::glb::Glb;
 use middle::typeck::infer::to_str::InferStr;
 use util::common::indenter;
 
diff --git a/src/librustpkg/util.rs b/src/librustpkg/util.rs
index 108a404eb7c..0ae9539fece 100644
--- a/src/librustpkg/util.rs
+++ b/src/librustpkg/util.rs
@@ -16,7 +16,7 @@ use rustc::driver::{driver, session};
 use rustc::metadata::filesearch;
 use std::getopts::groups::getopts;
 use std::semver;
-use std::{term, getopts};
+use std::term;
 use syntax::ast_util::*;
 use syntax::codemap::{dummy_sp, spanned, dummy_spanned};
 use syntax::ext::base::{mk_ctxt, ext_ctxt};
diff --git a/src/libsyntax/opt_vec.rs b/src/libsyntax/opt_vec.rs
index fb3622396c9..288e80f6101 100644
--- a/src/libsyntax/opt_vec.rs
+++ b/src/libsyntax/opt_vec.rs
@@ -16,7 +16,6 @@
  * other useful things like `push()` and `len()`.
  */
 
-use core::prelude::*;
 use core::old_iter;
 use core::old_iter::BaseIter;
 
diff --git a/src/libsyntax/parse/parser.rs b/src/libsyntax/parse/parser.rs
index 25b45a5f3b5..cfef9c49879 100644
--- a/src/libsyntax/parse/parser.rs
+++ b/src/libsyntax/parse/parser.rs
@@ -30,10 +30,10 @@ use ast::{expr_ret, expr_self, expr_struct, expr_tup, expr_unary};
 use ast::{expr_vec, expr_vstore, expr_vstore_mut_box};
 use ast::{expr_vstore_slice, expr_vstore_box};
 use ast::{expr_vstore_mut_slice, expr_while, extern_fn, field, fn_decl};
-use ast::{expr_vstore_uniq, TyClosure, TyBareFn, Onceness, Once, Many};
+use ast::{expr_vstore_uniq, Onceness, Once, Many};
 use ast::{foreign_item, foreign_item_const, foreign_item_fn, foreign_mod};
 use ast::{ident, impure_fn, inherited, item, item_, item_const};
-use ast::{item_const, item_enum, item_fn, item_foreign_mod, item_impl};
+use ast::{item_enum, item_fn, item_foreign_mod, item_impl};
 use ast::{item_mac, item_mod, item_struct, item_trait, item_ty, lit, lit_};
 use ast::{lit_bool, lit_float, lit_float_unsuffixed, lit_int};
 use ast::{lit_int_unsuffixed, lit_nil, lit_str, lit_uint, local, m_const};