---

yaml
---
r: 235497
b: refs/heads/stable
c: 48ddf90
h: refs/heads/master
i:
  235495: 8867780
v: v3

Author: steveklabnik

[refs]

@@ -29,7 +29,7 @@ refs/heads/tmp: afae2ff723393b3ab4ccffef6ac7c6d1809e2da0
 refs/tags/1.0.0-alpha.2: 4c705f6bc559886632d3871b04f58aab093bfa2f
 refs/tags/homu-tmp: f859507de8c410b648d934d8f5ec1c52daac971d
 refs/tags/1.0.0-beta: 8cbb92b53468ee2b0c2d3eeb8567005953d40828
-refs/heads/stable: 4fb02a391d7e1ef3e94d00f10af18304e5c1b53f
+refs/heads/stable: 48ddf9068229cf29a9680913db506d358e446d8e
 refs/tags/1.0.0: 55bd4f8ff2b323f317ae89e254ce87162d52a375
 refs/tags/1.1.0: bc3c16f09287e5545c1d3f76b7abd54f2eca868b
 refs/tags/1.2.0: f557861f822c34f07270347b94b5280de20a597e

branches/stable/.travis.yml

@@ -1,20 +1,38 @@
-# Use something that's not 'ruby' so we don't set up things like
-# RVM/bundler/ruby and whatnot. Right now 'rust' as a language actually
-# downloads a rust/cargo snapshot, which we don't really want for building rust.
+# ccache support is disabled unless your language is a C-derivative. However
+# `language: C` unconditionally sets `CC=compiler`. If we just set it in our
+# `env` it will be overwritten by the default (gcc 4.6).
 language: c
+compiler: /usr/bin/gcc-4.7
+cache: ccache
 sudo: false
 
 # The test suite is in general way too stressful for travis, especially in
 # terms of time limit and reliability. In the past we've tried to scale things
 # back to only build the stage1 compiler and run a subset of tests, but this
 # didn't end up panning out very well.
 #
-# As a result, we're just using travis to run `make tidy` now. It'll help
-# everyone find out about their trailing spaces early on!
+# As a result, we're just using travis to run `make tidy` and *only* build
+# stage1 but *not* test it for now (a strict subset of the bootstrap). This will
+# catch "obvious" errors like style or not even compiling.
+#
+# We need gcc4.7 or higher to build LLVM, and travis (well, Ubuntu 12.04)
+# currently ships with 4.6. Gotta download our own.
 before_script:
-  - ./configure --llvm-root=path/to/nowhere
+  - ./configure --enable-ccache
 script:
   - make tidy
+  - make rustc-stage1 -j4
+
+env:
+  - CXX=/usr/bin/g++-4.7
+
+addons:
+  apt:
+    sources:
+    - ubuntu-toolchain-r-test
+    packages:
+    - gcc-4.7
+    - g++-4.7
 
 # Real testing happens on http://buildbot.rust-lang.org/
 #

branches/stable/CONTRIBUTING.md

@@ -133,8 +133,8 @@ Documentation improvements are very welcome. The source of `doc.rust-lang.org`
 is located in `src/doc` in the tree, and standard API documentation is generated
 from the source code itself.
 
-Documentation pull requests function in the same as other pull requests, though
-you may see a slightly different form of `r+`:
+Documentation pull requests function in the same way as other pull requests,
+though you may see a slightly different form of `r+`:
 
     @bors: r+ 38fe8d2 rollup
 

branches/stable/RELEASES.md

@@ -28,6 +28,9 @@ Breaking Changes
   in, and the same value reported by clang's
   `alignof`. [`mem::min_align_of`] is deprecated. This is not known to
   break real code.
+* [The `#[packed]` attribute is no longer silently accepted by the
+  compiler][packed]. This attribute did nothing and code that
+  mentioned it likely did not work as intended.
 
 Language
 --------
@@ -140,7 +143,7 @@ Misc
 [fat]: https://github.com/rust-lang/rust/pull/26411
 [dst]: https://github.com/rust-lang/rfcs/blob/master/text/0982-dst-coercion.md
 [parcodegen]: https://github.com/rust-lang/rust/pull/26018
-
+[packed]: https://github.com/rust-lang/rust/pull/25541
 
 Version 1.1.0 (June 2015)
 =========================

branches/stable/configure

@@ -1031,15 +1031,12 @@ fi
 
 if [ ! -z "$CFG_ENABLE_CCACHE" ]
 then
-    if [ -z "$CC" ]
+    if [ -z "$CFG_CCACHE" ]
     then
-        if [ -z "$CFG_CCACHE" ]
-        then
-            err "ccache requested but not found"
-        fi
-
-        CFG_CC="ccache $CFG_CC"
+        err "ccache requested but not found"
     fi
+
+    CFG_CC="ccache $CFG_CC"
 fi
 
 if [ -z "$CC" -a -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
@@ -1528,11 +1525,26 @@ do
 
             (*)
             msg "inferring LLVM_CXX/CC from CXX/CC = $CXX/$CC"
-            LLVM_CXX_32="$CXX"
-            LLVM_CC_32="$CC"
+            if [ ! -z "$CFG_ENABLE_CCACHE" ]
+            then
+                if [ -z "$CFG_CCACHE" ]
+                then
+                    err "ccache requested but not found"
+                fi
+
+                LLVM_CXX_32="ccache $CXX"
+                LLVM_CC_32="ccache $CC"
+
+                LLVM_CXX_64="ccache $CXX"
+                LLVM_CC_64="ccache $CC"
+            else
+                LLVM_CXX_32="$CXX"
+                LLVM_CC_32="$CC"
+
+                LLVM_CXX_64="$CXX"
+                LLVM_CC_64="$CC"
+            fi
 
-            LLVM_CXX_64="$CXX"
-            LLVM_CC_64="$CC"
             ;;
         esac
 

branches/stable/src/doc/reference.md

@@ -1957,8 +1957,6 @@ macro scope.
   object file that this item's contents will be placed into.
 - `no_mangle` - on any item, do not apply the standard name mangling. Set the
   symbol for this item to its identifier.
-- `packed` - on structs or enums, eliminate any padding that would be used to
-  align fields.
 - `simd` - on certain tuple structs, derive the arithmetic operators, which
   lower to the target's SIMD instructions, if any; the `simd` feature gate
   is necessary to use this attribute.

branches/stable/src/doc/trpl/error-handling.md

@@ -50,6 +50,8 @@ is very wrong. Wrong enough that we can't continue with things in the current
 state. Another example is using the `unreachable!()` macro:
 
 ```rust,ignore
+use Event::NewRelease;
+
 enum Event {
     NewRelease,
 }
@@ -71,7 +73,7 @@ fn descriptive_probability(event: Event) -> &'static str {
 }
 
 fn main() {
-    std::io::println(descriptive_probability(NewRelease));
+    println!("{}", descriptive_probability(NewRelease));
 }
 ```
 

branches/stable/src/doc/trpl/the-stack-and-the-heap.md

@@ -176,7 +176,7 @@ After `bar()` is over, its frame is deallocated, leaving just `foo()` and
 | 1       | a    | 5     |
 | 0       | x    | 42    |
 
-And then `foo()` ends, leaving just `main()`
+And then `foo()` ends, leaving just `main()`:
 
 | Address | Name | Value |
 |---------|------|-------|
@@ -537,7 +537,7 @@ Generally, you should prefer stack allocation, and so, Rust stack-allocates by
 default. The LIFO model of the stack is simpler, at a fundamental level. This
 has two big impacts: runtime efficiency and semantic impact.
 
-## Runtime Efficiency.
+## Runtime Efficiency
 
 Managing the memory for the stack is trivial: The machine just
 increments or decrements a single value, the so-called “stack pointer”.

branches/stable/src/libcore/hash/sip.rs

@@ -10,8 +10,6 @@
 
 //! An implementation of SipHash 2-4.
 
-#![allow(deprecated)] // until the next snapshot for inherent wrapping ops
-
 use prelude::*;
 use super::Hasher;
 

branches/stable/src/libcoretest/hash/mod.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+mod sip;
+
 use std::mem;
 use std::hash::{Hash, Hasher};
 use std::default::Default;

branches/stable/src/libcoretest/hash/sip.rs

@@ -8,28 +8,55 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 use test::Bencher;
-use std::prelude::*;
-use std::fmt;
 
-use str::Str;
-use string::String;
-use slice::{AsSlice, SlicePrelude};
-use vec::Vec;
-
-use core::hash::{Hash, Writer};
-use core::hash::sip::{SipState, hash, hash_with_keys};
+use core::hash::{Hash, Hasher};
+use core::hash::SipHasher;
 
 // Hash just the bytes of the slice, without length prefix
 struct Bytes<'a>(&'a [u8]);
 
-impl<'a, S: Writer> Hash<S> for Bytes<'a> {
+impl<'a> Hash for Bytes<'a> {
     #[allow(unused_must_use)]
-    fn hash(&self, state: &mut S) {
+    fn hash<H: Hasher>(&self, state: &mut H) {
         let Bytes(v) = *self;
         state.write(v);
     }
 }
 
+macro_rules! u8to64_le {
+    ($buf:expr, $i:expr) =>
+    ($buf[0+$i] as u64 |
+     ($buf[1+$i] as u64) << 8 |
+     ($buf[2+$i] as u64) << 16 |
+     ($buf[3+$i] as u64) << 24 |
+     ($buf[4+$i] as u64) << 32 |
+     ($buf[5+$i] as u64) << 40 |
+     ($buf[6+$i] as u64) << 48 |
+     ($buf[7+$i] as u64) << 56);
+    ($buf:expr, $i:expr, $len:expr) =>
+    ({
+        let mut t = 0;
+        let mut out = 0;
+        while t < $len {
+            out |= ($buf[t+$i] as u64) << t*8;
+            t += 1;
+        }
+        out
+    });
+}
+
+fn hash<T: Hash>(x: &T) -> u64 {
+    let mut st = SipHasher::new();
+    x.hash(&mut st);
+    st.finish()
+}
+
+fn hash_with_keys<T: Hash>(k1: u64, k2: u64, x: &T) -> u64 {
+    let mut st = SipHasher::new_with_keys(k1, k2);
+    x.hash(&mut st);
+    st.finish()
+}
+
 #[test]
 #[allow(unused_must_use)]
 fn test_siphash() {
@@ -104,79 +131,43 @@ fn test_siphash() {
     let k1 = 0x_0f_0e_0d_0c_0b_0a_09_08;
     let mut buf = Vec::new();
     let mut t = 0;
-    let mut state_inc = SipState::new_with_keys(k0, k1);
-    let mut state_full = SipState::new_with_keys(k0, k1);
-
-    fn to_hex_str(r: &[u8; 8]) -> String {
-        let mut s = String::new();
-        for b in r {
-            s.push_str(format!("{}", fmt::radix(*b, 16)));
-        }
-        s
-    }
-
-    fn result_bytes(h: u64) -> Vec<u8> {
-        vec![(h >> 0) as u8,
-          (h >> 8) as u8,
-          (h >> 16) as u8,
-          (h >> 24) as u8,
-          (h >> 32) as u8,
-          (h >> 40) as u8,
-          (h >> 48) as u8,
-          (h >> 56) as u8,
-        ]
-    }
-
-    fn result_str(h: u64) -> String {
-        let r = result_bytes(h);
-        let mut s = String::new();
-        for b in &r {
-            s.push_str(format!("{}", fmt::radix(*b, 16)));
-        }
-        s
-    }
+    let mut state_inc = SipHasher::new_with_keys(k0, k1);
 
     while t < 64 {
-        debug!("siphash test {}: {}", t, buf);
         let vec = u8to64_le!(vecs[t], 0);
-        let out = hash_with_keys(k0, k1, &Bytes(buf));
-        debug!("got {}, expected {}", out, vec);
+        let out = hash_with_keys(k0, k1, &Bytes(&buf));
         assert_eq!(vec, out);
 
-        state_full.reset();
-        state_full.write(buf);
-        let f = result_str(state_full.result());
-        let i = result_str(state_inc.result());
-        let v = to_hex_str(&vecs[t]);
-        debug!("{}: ({}) => inc={} full={}", t, v, i, f);
+        let full = hash_with_keys(k0, k1, &Bytes(&buf));
+        let i = state_inc.finish();
 
-        assert_eq!(f, i);
-        assert_eq!(f, v);
+        assert_eq!(full, i);
+        assert_eq!(full, vec);
 
         buf.push(t as u8);
-        state_inc.write(&[t as u8]);
+        Hasher::write(&mut state_inc, &[t as u8]);
 
         t += 1;
     }
 }
 
 #[test] #[cfg(target_arch = "arm")]
-fn test_hash_uint() {
+fn test_hash_usize() {
     let val = 0xdeadbeef_deadbeef_u64;
-    assert!(hash(&(val as u64)) != hash(&(val as uint)));
-    assert_eq!(hash(&(val as u32)), hash(&(val as uint)));
+    assert!(hash(&(val as u64)) != hash(&(val as usize)));
+    assert_eq!(hash(&(val as u32)), hash(&(val as usize)));
 }
 #[test] #[cfg(target_arch = "x86_64")]
-fn test_hash_uint() {
+fn test_hash_usize() {
     let val = 0xdeadbeef_deadbeef_u64;
-    assert_eq!(hash(&(val as u64)), hash(&(val as uint)));
-    assert!(hash(&(val as u32)) != hash(&(val as uint)));
+    assert_eq!(hash(&(val as u64)), hash(&(val as usize)));
+    assert!(hash(&(val as u32)) != hash(&(val as usize)));
 }
 #[test] #[cfg(target_arch = "x86")]
-fn test_hash_uint() {
+fn test_hash_usize() {
     let val = 0xdeadbeef_deadbeef_u64;
-    assert!(hash(&(val as u64)) != hash(&(val as uint)));
-    assert_eq!(hash(&(val as u32)), hash(&(val as uint)));
+    assert!(hash(&(val as u64)) != hash(&(val as usize)));
+    assert_eq!(hash(&(val as u32)), hash(&(val as usize)));
 }
 
 #[test]
@@ -200,7 +191,7 @@ fn test_hash_no_bytes_dropped_64() {
     assert!(hash(&val) != hash(&zero_byte(val, 6)));
     assert!(hash(&val) != hash(&zero_byte(val, 7)));
 
-    fn zero_byte(val: u64, byte: uint) -> u64 {
+    fn zero_byte(val: u64, byte: usize) -> u64 {
         assert!(byte < 8);
         val & !(0xff << (byte * 8))
     }
@@ -215,7 +206,7 @@ fn test_hash_no_bytes_dropped_32() {
     assert!(hash(&val) != hash(&zero_byte(val, 2)));
     assert!(hash(&val) != hash(&zero_byte(val, 3)));
 
-    fn zero_byte(val: u32, byte: uint) -> u32 {
+    fn zero_byte(val: u32, byte: usize) -> u32 {
         assert!(byte < 4);
         val & !(0xff << (byte * 8))
     }
@@ -230,8 +221,9 @@ fn test_hash_no_concat_alias() {
     assert!(s != t && t != u);
     assert!(hash(&s) != hash(&t) && hash(&s) != hash(&u));
 
-    let v: (&[u8], &[u8], &[u8]) = (&[1], &[0, 0], &[0]);
-    let w: (&[u8], &[u8], &[u8]) = (&[1, 0, 0, 0], &[], &[]);
+    let u = [1, 0, 0, 0];
+    let v = (&u[..1], &u[1..3], &u[3..]);
+    let w = (&u[..], &u[4..4], &u[4..4]);
 
     assert!(v != w);
     assert!(hash(&v) != hash(&w));