Auto merge of #46225 - GuillaumeGomez:rollup, r=GuillaumeGomez

Rollup of 5 pull requests

- Successful merges: #45635, #46177, #46190, #46218, #46220
- Failed merges:

9 files changed, 67 insertions, 13 deletions

diff --git a/RELEASES.md b/RELEASES.md
index 7f5035a837c..57434ebc1f6 100644
--- a/RELEASES.md
+++ b/RELEASES.md
@@ -1,4 +1,11 @@
-Version 1.22.0 (2017-11-23)
+Version 1.22.1 (2017-11-22)
+==========================
+
+- [Update Cargo to fix an issue with macOS 10.13 "High Sierra"][46183]
+
+[46183]: https://github.com/rust-lang/rust/pull/46183
+
+Version 1.22.0 (2017-11-22)
 ==========================
 
 Language
diff --git a/src/liballoc/slice.rs b/src/liballoc/slice.rs
index b41cb912fe7..7e3d2af79ce 100644
--- a/src/liballoc/slice.rs
+++ b/src/liballoc/slice.rs
@@ -1468,9 +1468,9 @@ impl<T> [T] {
         core_slice::SliceExt::copy_from_slice(self, src)
     }
 
-    /// Swaps all elements in `self` with those in `src`.
+    /// Swaps all elements in `self` with those in `other`.
     ///
-    /// The length of `src` must be the same as `self`.
+    /// The length of `other` must be the same as `self`.
     ///
     /// # Panics
     ///
@@ -1481,16 +1481,16 @@ impl<T> [T] {
     /// ```
     /// #![feature(swap_with_slice)]
     ///
-    /// let mut src = [1, 2, 3];
-    /// let mut dst = [7, 8, 9];
+    /// let mut slice1 = [1, 2, 3];
+    /// let mut slice2 = [7, 8, 9];
     ///
-    /// src.swap_with_slice(&mut dst);
-    /// assert_eq!(src, [7, 8, 9]);
-    /// assert_eq!(dst, [1, 2, 3]);
+    /// slice1.swap_with_slice(&mut slice2);
+    /// assert_eq!(slice1, [7, 8, 9]);
+    /// assert_eq!(slice2, [1, 2, 3]);
     /// ```
     #[unstable(feature = "swap_with_slice", issue = "44030")]
-    pub fn swap_with_slice(&mut self, src: &mut [T]) {
-        core_slice::SliceExt::swap_with_slice(self, src)
+    pub fn swap_with_slice(&mut self, other: &mut [T]) {
+        core_slice::SliceExt::swap_with_slice(self, other)
     }
 
     /// Copies `self` into a new `Vec`.
diff --git a/src/libstd/process.rs b/src/libstd/process.rs
index 35c33f40253..2335695ae42 100644
--- a/src/libstd/process.rs
+++ b/src/libstd/process.rs
@@ -712,8 +712,10 @@ impl Command {
     /// Executes the command as a child process, waiting for it to finish and
     /// collecting all of its output.
     ///
-    /// By default, stdin, stdout and stderr are captured (and used to
-    /// provide the resulting output).
+    /// By default, stdout and stderr are captured (and used to provide the
+    /// resulting output). Stdin is not inherited from the parent and any
+    /// attempt by the child process to read from the stdin stream will result
+    /// in the stream immediately closing.
     ///
     /// # Examples
     ///
diff --git a/src/libstd_unicode/char.rs b/src/libstd_unicode/char.rs
index e20937c6c7b..0faf5bd9121 100644
--- a/src/libstd_unicode/char.rs
+++ b/src/libstd_unicode/char.rs
@@ -57,6 +57,7 @@ pub use tables::{UnicodeVersion, UNICODE_VERSION};
 /// [`to_lowercase`]: ../../std/primitive.char.html#method.to_lowercase
 /// [`char`]: ../../std/primitive.char.html
 #[stable(feature = "rust1", since = "1.0.0")]
+#[derive(Debug)]
 pub struct ToLowercase(CaseMappingIter);
 
 #[stable(feature = "rust1", since = "1.0.0")]
@@ -78,6 +79,7 @@ impl FusedIterator for ToLowercase {}
 /// [`to_uppercase`]: ../../std/primitive.char.html#method.to_uppercase
 /// [`char`]: ../../std/primitive.char.html
 #[stable(feature = "rust1", since = "1.0.0")]
+#[derive(Debug)]
 pub struct ToUppercase(CaseMappingIter);
 
 #[stable(feature = "rust1", since = "1.0.0")]
@@ -91,6 +93,7 @@ impl Iterator for ToUppercase {
 #[unstable(feature = "fused", issue = "35602")]
 impl FusedIterator for ToUppercase {}
 
+#[derive(Debug)]
 enum CaseMappingIter {
     Three(char, char, char),
     Two(char, char),
@@ -1450,7 +1453,7 @@ impl char {
 
 /// An iterator that decodes UTF-16 encoded code points from an iterator of `u16`s.
 #[stable(feature = "decode_utf16", since = "1.9.0")]
-#[derive(Clone)]
+#[derive(Clone, Debug)]
 pub struct DecodeUtf16<I>
     where I: Iterator<Item = u16>
 {
diff --git a/src/libstd_unicode/lib.rs b/src/libstd_unicode/lib.rs
index 65058b6554a..22f8bdab2f7 100644
--- a/src/libstd_unicode/lib.rs
+++ b/src/libstd_unicode/lib.rs
@@ -28,6 +28,7 @@
        issue_tracker_base_url = "https://github.com/rust-lang/rust/issues/",
        test(no_crate_inject, attr(allow(unused_variables), deny(warnings))))]
 #![deny(warnings)]
+#![deny(missing_debug_implementations)]
 #![no_std]
 
 #![feature(ascii_ctype)]
diff --git a/src/libstd_unicode/lossy.rs b/src/libstd_unicode/lossy.rs
index 253dcb6a159..cc8e93308a5 100644
--- a/src/libstd_unicode/lossy.rs
+++ b/src/libstd_unicode/lossy.rs
@@ -38,6 +38,7 @@ impl Utf8Lossy {
 
 /// Iterator over lossy UTF-8 string
 #[unstable(feature = "str_internals", issue = "0")]
+#[allow(missing_debug_implementations)]
 pub struct Utf8LossyChunksIter<'a> {
     source: &'a [u8],
 }
diff --git a/src/libstd_unicode/u_str.rs b/src/libstd_unicode/u_str.rs
index 0046e3f7bd0..5d1611acb7e 100644
--- a/src/libstd_unicode/u_str.rs
+++ b/src/libstd_unicode/u_str.rs
@@ -76,6 +76,7 @@ impl UnicodeStr for str {
 
 /// Iterator adaptor for encoding `char`s to UTF-16.
 #[derive(Clone)]
+#[allow(missing_debug_implementations)]
 pub struct Utf16Encoder<I> {
     chars: I,
     extra: u16,
diff --git a/src/test/ui-fulldeps/issue-44953/issue-44953.rs b/src/test/ui-fulldeps/issue-44953/issue-44953.rs
new file mode 100644
index 00000000000..256305bf17d
--- /dev/null
+++ b/src/test/ui-fulldeps/issue-44953/issue-44953.rs
@@ -0,0 +1,20 @@
+// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+//
+
+
+#![feature(proc_macro)]
+#![allow(unused_macros)]
+
+#[macro_use] extern crate log;
+
+pub fn main() {
+    info!("This is a log message.");
+}
diff --git a/src/test/ui-fulldeps/issue-44953/issue-44953.stderr b/src/test/ui-fulldeps/issue-44953/issue-44953.stderr
new file mode 100644
index 00000000000..ce17ea79161
--- /dev/null
+++ b/src/test/ui-fulldeps/issue-44953/issue-44953.stderr
@@ -0,0 +1,19 @@
+error: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
+  --> $DIR/issue-44953.rs:16:14
+   |
+16 | #[macro_use] extern crate log;
+   |              ^^^^^^^^^^^^^^^^^
+   |
+   = help: add #![feature(rustc_private)] to the crate attributes to enable
+
+error: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
+  --> $DIR/issue-44953.rs:19:5
+   |
+19 |     info!("This is a log message.");
+   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+   |
+   = help: add #![feature(rustc_private)] to the crate attributes to enable
+   = note: this error originates in a macro outside of the current crate (run with -Z external-macro-backtrace for more info)
+
+error: aborting due to 2 previous errors
+