---

yaml
---
r: 234092
b: refs/heads/beta
c: 55da0e0
h: refs/heads/master
v: v3

Author: bors

[refs]

@@ -23,7 +23,7 @@ refs/tags/0.9: 36870b185fc5f5486636d4515f0e22677493f225
 refs/tags/0.10: ac33f2b15782272ae348dbd7b14b8257b2148b5a
 refs/tags/0.11.0: e1247cb1d0d681be034adb4b558b5a0c0d5720f9
 refs/tags/0.12.0: f0c419429ef30723ceaf6b42f9b5a2aeb5d2e2d1
-refs/heads/beta: ba72d9722caf48ad5f184d4da61117f80d98761e
+refs/heads/beta: 55da0e0000982f63932ad0683df2268fef193dab
 refs/tags/1.0.0-alpha: e42bd6d93a1d3433c486200587f8f9e12590a4d7
 refs/heads/tmp: 370fe2786109360f7c35b8ba552b83b773dd71d6
 refs/tags/1.0.0-alpha.2: 4c705f6bc559886632d3871b04f58aab093bfa2f

branches/beta/RELEASES.md

@@ -1,4 +1,4 @@
-Version 1.2.0 (August 2015)
+Version 1.2.0 (2015-08-07)
 ===========================
 
 * ~1200 changes, numerous bugfixes
@@ -156,7 +156,7 @@ Misc
 [ad]: https://github.com/rust-lang/rust/pull/27382
 [win]: https://github.com/rust-lang/rust/pull/25350
 
-Version 1.1.0 (June 2015)
+Version 1.1.0 (2015-06-25)
 =========================
 
 * ~850 changes, numerous bugfixes
@@ -267,7 +267,7 @@ Misc
 [`split_off`]: https://doc.rust-lang.org/nightly/collections/linked_list/struct.LinkedList.html#method.split_off
 [drop]: https://github.com/rust-lang/rust/pull/24935
 
-Version 1.0.0 (May 2015)
+Version 1.0.0 (2015-05-15)
 ========================
 
 * ~1500 changes, numerous bugfixes

branches/beta/mk/crates.mk

@@ -54,7 +54,7 @@ TARGET_CRATES := libc std flate arena term \
                  log graphviz core rbml alloc \
                  rustc_unicode rustc_bitflags \
 		 alloc_system
-RUSTC_CRATES := rustc rustc_typeck rustc_borrowck rustc_resolve rustc_driver \
+RUSTC_CRATES := rustc rustc_typeck rustc_mir rustc_borrowck rustc_resolve rustc_driver \
                 rustc_trans rustc_back rustc_llvm rustc_privacy rustc_lint \
                 rustc_data_structures rustc_front rustc_platform_intrinsics
 HOST_CRATES := syntax $(RUSTC_CRATES) rustdoc fmt_macros
@@ -70,11 +70,12 @@ DEPS_std := core libc rand alloc collections rustc_unicode \
 DEPS_graphviz := std
 DEPS_syntax := std term serialize log fmt_macros arena libc rustc_bitflags
 DEPS_rustc_driver := arena flate getopts graphviz libc rustc rustc_back rustc_borrowck \
-                     rustc_typeck rustc_resolve log syntax serialize rustc_llvm \
+                     rustc_typeck rustc_mir rustc_resolve log syntax serialize rustc_llvm \
 		             rustc_trans rustc_privacy rustc_lint rustc_front
 
 DEPS_rustc_trans := arena flate getopts graphviz libc rustc rustc_back \
 	                log syntax serialize rustc_llvm rustc_front rustc_platform_intrinsics
+DEPS_rustc_mir := rustc rustc_front syntax
 DEPS_rustc_typeck := rustc syntax rustc_front rustc_platform_intrinsics
 DEPS_rustc_borrowck := rustc rustc_front log graphviz syntax
 DEPS_rustc_resolve := rustc rustc_front log syntax

branches/beta/mk/main.mk

@@ -172,6 +172,18 @@ RUST_LIB_FLAGS_ST3 += -C prefer-dynamic
 # by not emitting them.
 RUSTFLAGS_STAGE0 += -Z no-landing-pads
 
+# Enable MIR to "always build" for crates where this works. This is
+# just temporary while MIR is being actively built up -- it's just a
+# poor man's unit testing infrastructure. Anyway we only want this for
+# stage1/stage2.
+define ADD_MIR_FLAG
+RUSTFLAGS1_$(1) += -Z always-build-mir
+RUSTFLAGS2_$(1) += -Z always-build-mir
+endef
+$(foreach crate,$(TARGET_CRATES),$(eval $(call ADD_MIR_FLAG,$(crate))))
+$(foreach crate,$(RUSTC_CRATES),$(eval $(call ADD_MIR_FLAG,$(crate))))
+$(foreach crate,$(HOST_CRATES),$(eval $(call ADD_MIR_FLAG,$(crate))))
+
 # platform-specific auto-configuration
 include $(CFG_SRC_DIR)mk/platform.mk
 

branches/beta/mk/target.mk

@@ -93,6 +93,7 @@ $$(TLIB$(1)_T_$(2)_H_$(3))/stamp.$(4): \
 		$$(LLVM_LIBDIR_RUSTFLAGS_$(2)) \
 		$$(LLVM_STDCPP_RUSTFLAGS_$(2)) \
 		$$(RUSTFLAGS_$(4)) \
+		$$(RUSTFLAGS$(1)_$(4)) \
 		$$(RUSTFLAGS$(1)_$(4)_T_$(2)) \
 		--out-dir $$(@D) \
 		-C extra-filename=-$$(CFG_FILENAME_EXTRA) \

branches/beta/src/doc/trpl/advanced-linking.md

@@ -34,8 +34,8 @@ formal `#[link(...)]` attribute on `extern` blocks instead.
 
 # Static linking
 
-Static linking refers to the process of creating output that contain all
-required libraries and so don't need libraries installed on every system where
+Static linking refers to the process of creating output that contains all
+required libraries and so doesn't need libraries installed on every system where
 you want to use your compiled project. Pure-Rust dependencies are statically
 linked by default so you can use created binaries and libraries without
 installing Rust everywhere. By contrast, native libraries

branches/beta/src/etc/featureck.py

@@ -47,20 +47,24 @@
                 is_feature_line = True
 
         if is_feature_line:
-            line = line.replace("(", "").replace("),", "").replace(")", "")
+            # turn `    ("foo", "1.0.0", Some(10), Active)` into
+            # `"foo", "1.0.0", Some(10), Active`
+            line = line.strip(' ,()')
             parts = line.split(",")
-            if len(parts) != 3:
+            if len(parts) != 4:
                 print("error: unexpected number of components in line: " + original_line)
                 sys.exit(1)
             feature_name = parts[0].strip().replace('"', "")
             since = parts[1].strip().replace('"', "")
-            status = parts[2].strip()
+            issue = parts[2].strip()
+            status = parts[3].strip()
             assert len(feature_name) > 0
             assert len(since) > 0
+            assert len(issue) > 0
             assert len(status) > 0
 
             language_feature_names += [feature_name]
-            language_features += [(feature_name, since, status)]
+            language_features += [(feature_name, since, issue, status)]
 
 assert len(language_features) > 0
 
@@ -158,7 +162,7 @@
     status = "unstable"
     stable_since = None
 
-    if f[2] == "Accepted":
+    if f[3] == "Accepted":
         status = "stable"
     if status == "stable":
         stable_since = f[1]

branches/beta/src/libarena/lib.rs

@@ -220,7 +220,7 @@ impl<'longer_than_self> Arena<'longer_than_self> {
         *self.copy_head.borrow_mut() =
             chunk((new_min_chunk_size + 1).next_power_of_two(), true);
 
-        return self.alloc_copy_inner(n_bytes, align);
+        self.alloc_copy_inner(n_bytes, align)
     }
 
     #[inline]
@@ -247,7 +247,7 @@ impl<'longer_than_self> Arena<'longer_than_self> {
                                             mem::align_of::<T>());
             let ptr = ptr as *mut T;
             ptr::write(&mut (*ptr), op());
-            return &mut *ptr;
+            &mut *ptr
         }
     }
 
@@ -261,7 +261,7 @@ impl<'longer_than_self> Arena<'longer_than_self> {
         *self.head.borrow_mut() =
             chunk((new_min_chunk_size + 1).next_power_of_two(), false);
 
-        return self.alloc_noncopy_inner(n_bytes, align);
+        self.alloc_noncopy_inner(n_bytes, align)
     }
 
     #[inline]
@@ -290,7 +290,7 @@ impl<'longer_than_self> Arena<'longer_than_self> {
 
         unsafe {
             let buf = head.as_ptr();
-            return (buf.offset(tydesc_start as isize), buf.offset(start as isize));
+            (buf.offset(tydesc_start as isize), buf.offset(start as isize))
         }
     }
 
@@ -312,7 +312,7 @@ impl<'longer_than_self> Arena<'longer_than_self> {
             // the object is there.
             *ty_ptr = bitpack_tydesc_ptr(tydesc, true);
 
-            return &mut *ptr;
+            &mut *ptr
         }
     }
 
@@ -486,14 +486,12 @@ impl<T> TypedArena<T> {
             self.grow()
         }
 
-        let ptr: &mut T = unsafe {
+        unsafe {
             let ptr: &mut T = &mut *(self.ptr.get() as *mut T);
             ptr::write(ptr, object);
             self.ptr.set(self.ptr.get().offset(1));
             ptr
-        };
-
-        ptr
+        }
     }
 
     /// Grows the arena.

branches/beta/src/libcollections/macros.rs

@@ -32,6 +32,12 @@
 /// Note that unlike array expressions this syntax supports all elements
 /// which implement `Clone` and the number of elements doesn't have to be
 /// a constant.
+///
+/// This will use `clone()` to duplicate an expression, so one should be careful
+/// using this with types having a nonstandard `Clone` implementation. For
+/// example, `vec![Rc::new(1); 5]` will create a vector of five references
+/// to the same boxed integer value, not five references pointing to independently
+/// boxed integers.
 #[cfg(not(test))]
 #[macro_export]
 #[stable(feature = "rust1", since = "1.0.0")]

branches/beta/src/libcore/slice.rs

@@ -303,8 +303,10 @@ impl<T> SliceExt for [T] {
     fn split_at_mut(&mut self, mid: usize) -> (&mut [T], &mut [T]) {
         let len = self.len();
         let ptr = self.as_mut_ptr();
-        assert!(mid <= len);
+
         unsafe {
+            assert!(mid <= len);
+
             (from_raw_parts_mut(ptr, mid),
              from_raw_parts_mut(ptr.offset(mid as isize), len - mid))
         }

branches/beta/src/libcore/str/mod.rs

@@ -1558,10 +1558,10 @@ impl StrExt for str {
             if w > 2 { val = utf8_acc_cont_byte(val, s.as_bytes()[i + 2]); }
             if w > 3 { val = utf8_acc_cont_byte(val, s.as_bytes()[i + 3]); }
 
-            return CharRange {ch: unsafe { char::from_u32_unchecked(val) }, next: i};
+            CharRange {ch: unsafe { char::from_u32_unchecked(val) }, next: i}
         }
 
-        return multibyte_char_range_at_reverse(self, prev);
+        multibyte_char_range_at_reverse(self, prev)
     }
 
     #[inline]
@@ -1683,7 +1683,7 @@ fn char_range_at_raw(bytes: &[u8], i: usize) -> (u32, usize) {
         if w > 2 { val = utf8_acc_cont_byte(val, bytes[i + 2]); }
         if w > 3 { val = utf8_acc_cont_byte(val, bytes[i + 3]); }
 
-        return (val, i + w as usize);
+        (val, i + w as usize)
     }
 
     multibyte_char_range_at(bytes, i)