---

yaml
---
r: 234897
b: refs/heads/stable
c: b213c94
h: refs/heads/master
i:
  234895: c6698c5
v: v3

Author: bors

[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: db9af26d762e15b7f96194145d7b1c17328db021
+refs/heads/stable: b213c947f80582857681a8b8ed4033627997e7e5
 refs/tags/1.0.0: 55bd4f8ff2b323f317ae89e254ce87162d52a375
 refs/tags/1.1.0: bc3c16f09287e5545c1d3f76b7abd54f2eca868b
 refs/tags/1.2.0: f557861f822c34f07270347b94b5280de20a597e

branches/stable/configure

@@ -899,6 +899,18 @@ then
     fi
 fi
 
+# If the clang isn't already enabled, check for GCC, and if it is missing, turn
+# on clang as a backup.
+if [ -z "$CFG_ENABLE_CLANG" ]
+then
+  CFG_GCC_VERSION=$("$CFG_GCC" --version 2>&1)
+  if [ $? -ne 0 ]
+  then
+    step_msg "GCC not installed, will try using Clang"
+    CFG_ENABLE_CLANG=1
+  fi
+fi
+
 # Okay, at this point, we have made up our minds about whether we are
 # going to force CFG_ENABLE_CLANG or not; save the setting if so.
 if [ ! -z "$CFG_ENABLE_CLANG" ]

branches/stable/src/etc/unicode.py

@@ -372,13 +372,6 @@ def emit_conversions_module(f, to_upper, to_lower, to_title):
         }
     }
 
-    pub fn to_title(c: char) -> [char; 3] {
-        match bsearch_case_table(c, to_titlecase_table) {
-            None        => [c, '\\0', '\\0'],
-            Some(index) => to_titlecase_table[index].1
-        }
-    }
-
     fn bsearch_case_table(c: char, table: &'static [(char, [char; 3])]) -> Option<usize> {
         match table.binary_search_by(|&(key, _)| {
             if c == key { Equal }
@@ -400,9 +393,6 @@ def emit_conversions_module(f, to_upper, to_lower, to_title):
     emit_table(f, "to_uppercase_table",
         sorted(to_upper.iteritems(), key=operator.itemgetter(0)),
         is_pub=False, t_type = t_type, pfun=pfun)
-    emit_table(f, "to_titlecase_table",
-        sorted(to_title.iteritems(), key=operator.itemgetter(0)),
-        is_pub=False, t_type = t_type, pfun=pfun)
     f.write("}\n\n")
 
 def emit_grapheme_module(f, grapheme_table, grapheme_cats):

branches/stable/src/libcollections/vec.rs

@@ -1482,7 +1482,7 @@ impl<T> FromIterator<T> for Vec<T> {
             None => return Vec::new(),
             Some(element) => {
                 let (lower, _) = iterator.size_hint();
-                let mut vector = Vec::with_capacity(1 + lower);
+                let mut vector = Vec::with_capacity(lower.saturating_add(1));
                 unsafe {
                     ptr::write(vector.get_unchecked_mut(0), element);
                     vector.set_len(1);
@@ -1570,10 +1570,11 @@ impl<T> Vec<T> {
             let len = self.len();
             if len == self.capacity() {
                 let (lower, _) = iterator.size_hint();
-                self.reserve(lower + 1);
+                self.reserve(lower.saturating_add(1));
             }
             unsafe {
                 ptr::write(self.get_unchecked_mut(len), element);
+                // NB can't overflow since we would have had to alloc the address space
                 self.set_len(len + 1);
             }
         }

branches/stable/src/libcollectionstest/lib.rs

@@ -9,7 +9,6 @@
 // except according to those terms.
 
 #![feature(append)]
-#![feature(bit_vec_append_split_off)]
 #![feature(bitset)]
 #![feature(bitvec)]
 #![feature(box_syntax)]

branches/stable/src/libcoretest/char.rs

@@ -102,29 +102,6 @@ fn test_to_uppercase() {
     assert_eq!(upper('ᾀ'), ['Ἀ', 'Ι']);
 }
 
-#[test]
-fn test_to_titlecase() {
-    fn title(c: char) -> Vec<char> {
-        c.to_titlecase().collect()
-    }
-    assert_eq!(title('a'), ['A']);
-    assert_eq!(title('ö'), ['Ö']);
-    assert_eq!(title('ß'), ['S', 's']); // not ẞ: Latin capital letter sharp s
-    assert_eq!(title('ü'), ['Ü']);
-    assert_eq!(title('💩'), ['💩']);
-
-    assert_eq!(title('σ'), ['Σ']);
-    assert_eq!(title('τ'), ['Τ']);
-    assert_eq!(title('ι'), ['Ι']);
-    assert_eq!(title('γ'), ['Γ']);
-    assert_eq!(title('μ'), ['Μ']);
-    assert_eq!(title('α'), ['Α']);
-    assert_eq!(title('ς'), ['Σ']);
-    assert_eq!(title('DŽ'), ['Dž']);
-    assert_eq!(title('fi'), ['F', 'i']);
-    assert_eq!(title('ᾀ'), ['ᾈ']);
-}
-
 #[test]
 fn test_is_control() {
     assert!('\u{0}'.is_control());

branches/stable/src/librustc_unicode/char.rs

@@ -67,18 +67,6 @@ impl Iterator for ToUppercase {
     fn next(&mut self) -> Option<char> { self.0.next() }
 }
 
-/// An iterator over the titlecase mapping of a given character, returned from
-/// the [`to_titlecase` method](../primitive.char.html#method.to_titlecase) on
-/// characters.
-#[unstable(feature = "unicode", reason = "recently added")]
-pub struct ToTitlecase(CaseMappingIter);
-
-#[stable(feature = "unicode_case_mapping", since = "1.2.0")]
-impl Iterator for ToTitlecase {
-    type Item = char;
-    fn next(&mut self) -> Option<char> { self.0.next() }
-}
-
 
 enum CaseMappingIter {
     Three(char, char, char),
@@ -477,27 +465,6 @@ impl char {
         ToLowercase(CaseMappingIter::new(conversions::to_lower(self)))
     }
 
-    /// Converts a character to its titlecase equivalent.
-    ///
-    /// This performs complex unconditional mappings with no tailoring.
-    /// See `to_uppercase()` for references and more information.
-    ///
-    /// This differs from `to_uppercase()` since Unicode contains
-    /// digraphs and ligature characters.
-    /// For example, U+01F3 “dz” and U+FB01 “fi”
-    /// map to U+01F1 “DZ” and U+0046 U+0069 “Fi”, respectively.
-    ///
-    /// # Return value
-    ///
-    /// Returns an iterator which yields the characters corresponding to the
-    /// titlecase equivalent of the character. If no conversion is possible then
-    /// an iterator with just the input character is returned.
-    #[unstable(feature = "unicode", reason = "recently added")]
-    #[inline]
-    pub fn to_titlecase(self) -> ToTitlecase {
-        ToTitlecase(CaseMappingIter::new(conversions::to_title(self)))
-    }
-
     /// Converts a character to its uppercase equivalent.
     ///
     /// This performs complex unconditional mappings with no tailoring: