---

yaml
---
r: 173492
b: refs/heads/master
c: 1c78ad9
h: refs/heads/master
v: v3

Author: bors

[refs]

@@ -1,5 +1,5 @@
 ---
-refs/heads/master: 2a320f21d0e5f943b9cd02bb7882531bfb7ef0b9
+refs/heads/master: 1c78ad937b4da9dd872b0a865025f3e2e885f90d
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
 refs/heads/snap-stage3: 210f0dcf007104240b2e286ed0b80cb4a61d7bae
 refs/heads/try: 957472483d3a2f43c0e4f7c2056280a1022af93c

trunk/configure

@@ -448,6 +448,10 @@ case $CFG_CPUTYPE in
         CFG_CPUTYPE=aarch64
         ;;
 
+    powerpc)
+        CFG_CPUTYPE=powerpc
+        ;;
+
     x86_64 | x86-64 | x64 | amd64)
         CFG_CPUTYPE=x86_64
         ;;
@@ -1004,7 +1008,7 @@ do
     make_dir $t/rt/jemalloc
     for i in                                          \
       isaac sync test \
-      arch/i386 arch/x86_64 arch/arm arch/aarch64 arch/mips
+      arch/i386 arch/x86_64 arch/arm arch/aarch64 arch/mips arch/powerpc
     do
       make_dir $t/rt/stage$s/$i
     done
@@ -1169,7 +1173,7 @@ do
 
         msg "configuring LLVM for $gnu_t"
 
-        LLVM_TARGETS="--enable-targets=x86,x86_64,arm,aarch64,mips"
+        LLVM_TARGETS="--enable-targets=x86,x86_64,arm,aarch64,mips,powerpc"
         LLVM_BUILD="--build=$gnu_t"
         LLVM_HOST="--host=$gnu_t"
         LLVM_TARGET="--target=$gnu_t"

trunk/mk/cfg/powerpc-unknown-linux-gnu.mk

@@ -0,0 +1,28 @@
+# powerpc-unknown-linux-gnu configuration
+CROSS_PREFIX_powerpc-unknown-linux-gnu=powerpc-linux-gnu-
+CC_powerpc-unknown-linux-gnu=$(CC)
+CXX_powerpc-unknown-linux-gnu=$(CXX)
+CPP_powerpc-unknown-linux-gnu=$(CPP)
+AR_powerpc-unknown-linux-gnu=$(AR)
+CFG_LIB_NAME_powerpc-unknown-linux-gnu=lib$(1).so
+CFG_STATIC_LIB_NAME_powerpc-unknown-linux-gnu=lib$(1).a
+CFG_LIB_GLOB_powerpc-unknown-linux-gnu=lib$(1)-*.so
+CFG_LIB_DSYM_GLOB_powerpc-unknown-linux-gnu=lib$(1)-*.dylib.dSYM
+CFG_CFLAGS_powerpc-unknown-linux-gnu := -m32 $(CFLAGS)
+CFG_GCCISH_CFLAGS_powerpc-unknown-linux-gnu := -Wall -Werror -g -fPIC -m32 $(CFLAGS)
+CFG_GCCISH_CXXFLAGS_powerpc-unknown-linux-gnu := -fno-rtti $(CXXFLAGS)
+CFG_GCCISH_LINK_FLAGS_powerpc-unknown-linux-gnu := -shared -fPIC -ldl -pthread  -lrt -g -m32
+CFG_GCCISH_DEF_FLAG_powerpc-unknown-linux-gnu := -Wl,--export-dynamic,--dynamic-list=
+CFG_GCCISH_PRE_LIB_FLAGS_powerpc-unknown-linux-gnu := -Wl,-whole-archive
+CFG_GCCISH_POST_LIB_FLAGS_powerpc-unknown-linux-gnu := -Wl,-no-whole-archive
+CFG_DEF_SUFFIX_powerpc-unknown-linux-gnu := .linux.def
+CFG_LLC_FLAGS_powerpc-unknown-linux-gnu :=
+CFG_INSTALL_NAME_powerpc-unknown-linux-gnu =
+CFG_EXE_SUFFIX_powerpc-unknown-linux-gnu =
+CFG_WINDOWSY_powerpc-unknown-linux-gnu :=
+CFG_UNIXY_powerpc-unknown-linux-gnu := 1
+CFG_PATH_MUNGE_powerpc-unknown-linux-gnu := true
+CFG_LDPATH_powerpc-unknown-linux-gnu :=
+CFG_RUN_powerpc-unknown-linux-gnu=$(2)
+CFG_RUN_TARG_powerpc-unknown-linux-gnu=$(call CFG_RUN_powerpc-unknown-linux-gnu,,$(2))
+CFG_GNU_TRIPLE_powerpc-unknown-linux-gnu := powerpc-unknown-linux-gnu

trunk/mk/main.mk

@@ -263,7 +263,7 @@ endif
 ######################################################################
 
 # FIXME: x86-ism
-LLVM_COMPONENTS=x86 arm aarch64 mips ipo bitreader bitwriter linker asmparser mcjit \
+LLVM_COMPONENTS=x86 arm aarch64 mips powerpc ipo bitreader bitwriter linker asmparser mcjit \
                 interpreter instrumentation
 
 # Only build these LLVM tools

trunk/mk/platform.mk

@@ -177,7 +177,7 @@ define CFG_MAKE_TOOLCHAIN
         $$(CFG_GCCISH_DEF_FLAG_$(1))$$(3) $$(2) \
         $$(call CFG_INSTALL_NAME_$(1),$$(4))
 
-  ifeq ($$(findstring $(HOST_$(1)),arm aarch64 mips mipsel),)
+  ifeq ($$(findstring $(HOST_$(1)),arm aarch64 mips mipsel powerpc),)
 
   # We're using llvm-mc as our assembler because it supports
   # .cfi pseudo-ops on mac
@@ -189,7 +189,7 @@ define CFG_MAKE_TOOLCHAIN
                     -o=$$(1)
   else
 
-  # For the ARM, AARCH64 and MIPS crosses, use the toolchain assembler
+  # For the ARM, AARCH64, MIPS and POWER crosses, use the toolchain assembler
   # FIXME: We should be able to use the LLVM assembler
   CFG_ASSEMBLE_$(1)=$$(CC_$(1)) $$(CFG_GCCISH_CFLAGS_$(1)) \
 		    $$(CFG_DEPEND_FLAGS) $$(2) -c -o $$(1)

trunk/src/compiletest/runtest.rs

@@ -966,6 +966,16 @@ fn check_expected_errors(expected_errors: Vec<errors::ExpectedError> ,
         line.starts_with( prefix )
     }
 
+    // A multi-line error will have followup lines which will always
+    // start with one of these strings.
+    fn continuation( line: &str) -> bool {
+        line.starts_with(" expected") ||
+        line.starts_with("    found") ||
+        //                1234
+        // Should have 4 spaces: see issue 18946
+        line.starts_with("(")
+    }
+
     // Scan and extract our error/warning messages,
     // which look like:
     //    filename:line1:col1: line2:col2: *error:* msg
@@ -981,7 +991,7 @@ fn check_expected_errors(expected_errors: Vec<errors::ExpectedError> ,
                        ee.kind,
                        ee.msg,
                        line);
-                if prefix_matches(line, prefixes[i].as_slice()) &&
+                if (prefix_matches(line, prefixes[i].as_slice()) || continuation(line)) &&
                     line.contains(ee.kind.as_slice()) &&
                     line.contains(ee.msg.as_slice()) {
                     found_flags[i] = true;

trunk/src/doc/reference.md

@@ -2117,6 +2117,13 @@ macro scope.
   destructors from being run twice. Destructors might be run multiple times on
   the same object with this attribute.
 - `doc` - Doc comments such as `/// foo` are equivalent to `#[doc = "foo"]`.
+- `rustc_on_unimplemented` - Write a custom note to be shown along with the error
+   when the trait is found to be unimplemented on a type.
+   You may use format arguments like `{T}`, `{A}` to correspond to the
+   types at the point of use corresponding to the type parameters of the
+   trait of the same name. `{Self}` will be replaced with the type that is supposed
+   to implement the trait but doesn't. To use this, the `on_unimplemented` feature gate
+   must be enabled.
 
 ### Conditional compilation
 
@@ -2163,7 +2170,7 @@ arbitrarily complex configurations through nesting.
 The following configurations must be defined by the implementation:
 
 * `target_arch = "..."`. Target CPU architecture, such as `"x86"`, `"x86_64"`
-  `"mips"`, `"arm"`, or `"aarch64"`.
+  `"mips"`, `"powerpc"`, `"arm"`, or `"aarch64"`.
 * `target_endian = "..."`. Endianness of the target CPU, either `"little"` or
   `"big"`.
 * `target_family = "..."`. Operating system family of the target, e. g.

trunk/src/etc/emacs/rust-mode.el

@@ -31,6 +31,11 @@
     (modify-syntax-entry ?\" "\"" table)
     (modify-syntax-entry ?\\ "\\" table)
 
+    ;; mark _ as a word constituent so that identifiers
+    ;; such as xyz_type don't cause type to be highlighted
+    ;; as a keyword
+    (modify-syntax-entry ?_ "w" table)
+
     ;; Comments
     (modify-syntax-entry ?/  ". 124b" table)
     (modify-syntax-entry ?*  ". 23"   table)

trunk/src/liballoc/arc.rs

@@ -137,8 +137,8 @@ unsafe impl<T: Sync + Send> Send for Weak<T> { }
 unsafe impl<T: Sync + Send> Sync for Weak<T> { }
 
 struct ArcInner<T> {
-    strong: atomic::AtomicUint,
-    weak: atomic::AtomicUint,
+    strong: atomic::AtomicUsize,
+    weak: atomic::AtomicUsize,
     data: T,
 }
 
@@ -161,8 +161,8 @@ impl<T> Arc<T> {
         // Start the weak pointer count as 1 which is the weak pointer that's
         // held by all the strong pointers (kinda), see std/rc.rs for more info
         let x = box ArcInner {
-            strong: atomic::AtomicUint::new(1),
-            weak: atomic::AtomicUint::new(1),
+            strong: atomic::AtomicUsize::new(1),
+            weak: atomic::AtomicUsize::new(1),
             data: data,
         };
         Arc { _ptr: unsafe { NonZero::new(mem::transmute(x)) } }
@@ -619,7 +619,7 @@ mod tests {
     use super::{Arc, Weak, weak_count, strong_count};
     use std::sync::Mutex;
 
-    struct Canary(*mut atomic::AtomicUint);
+    struct Canary(*mut atomic::AtomicUsize);
 
     impl Drop for Canary
     {
@@ -743,16 +743,16 @@ mod tests {
 
     #[test]
     fn drop_arc() {
-        let mut canary = atomic::AtomicUint::new(0);
-        let x = Arc::new(Canary(&mut canary as *mut atomic::AtomicUint));
+        let mut canary = atomic::AtomicUsize::new(0);
+        let x = Arc::new(Canary(&mut canary as *mut atomic::AtomicUsize));
         drop(x);
         assert!(canary.load(Acquire) == 1);
     }
 
     #[test]
     fn drop_arc_weak() {
-        let mut canary = atomic::AtomicUint::new(0);
-        let arc = Arc::new(Canary(&mut canary as *mut atomic::AtomicUint));
+        let mut canary = atomic::AtomicUsize::new(0);
+        let arc = Arc::new(Canary(&mut canary as *mut atomic::AtomicUsize));
         let arc_weak = arc.downgrade();
         assert!(canary.load(Acquire) == 0);
         drop(arc);

trunk/src/liballoc/heap.rs

@@ -119,7 +119,8 @@ unsafe fn exchange_free(ptr: *mut u8, old_size: uint, align: uint) {
           not(feature = "external_crate"),
           any(target_arch = "arm",
               target_arch = "mips",
-              target_arch = "mipsel")))]
+              target_arch = "mipsel",
+              target_arch = "powerpc")))]
 const MIN_ALIGN: uint = 8;
 #[cfg(all(not(feature = "external_funcs"),
           not(feature = "external_crate"),

trunk/src/libcollections/slice.rs

@@ -1631,7 +1631,7 @@ mod tests {
     #[test]
     fn test_slice_from() {
         let vec: &[int] = &[1, 2, 3, 4];
-        assert_eq!(&vec[0..], vec);
+        assert_eq!(&vec[], vec);
         let b: &[int] = &[3, 4];
         assert_eq!(&vec[2..], b);
         let b: &[int] = &[];
@@ -1641,11 +1641,11 @@ mod tests {
     #[test]
     fn test_slice_to() {
         let vec: &[int] = &[1, 2, 3, 4];
-        assert_eq!(&vec[0..4], vec);
+        assert_eq!(&vec[..4], vec);
         let b: &[int] = &[1, 2];
-        assert_eq!(&vec[0..2], b);
+        assert_eq!(&vec[..2], b);
         let b: &[int] = &[];
-        assert_eq!(&vec[0..0], b);
+        assert_eq!(&vec[..0], b);
     }
 
 
@@ -2538,15 +2538,15 @@ mod tests {
             let (left, right) = values.split_at_mut(2);
             {
                 let left: &[_] = left;
-                assert!(left[0..left.len()] == [1, 2][]);
+                assert!(left[..left.len()] == [1, 2][]);
             }
             for p in left.iter_mut() {
                 *p += 1;
             }
 
             {
                 let right: &[_] = right;
-                assert!(right[0..right.len()] == [3, 4, 5][]);
+                assert!(right[..right.len()] == [3, 4, 5][]);
             }
             for p in right.iter_mut() {
                 *p += 2;

trunk/src/libcollections/str.rs

@@ -807,7 +807,7 @@ pub trait StrExt: Index<FullRange, Output = str> {
     /// out of bounds.
     ///
     /// See also `slice`, `slice_from` and `slice_chars`.
-    #[unstable = "use slice notation [0..a] instead"]
+    #[unstable = "use slice notation [..a] instead"]
     fn slice_to(&self, end: uint) -> &str {
         core_str::StrExt::slice_to(&self[], end)
     }

trunk/src/libcollections/string.rs

@@ -168,7 +168,7 @@ impl String {
 
         if i > 0 {
             unsafe {
-                res.as_mut_vec().push_all(&v[0..i])
+                res.as_mut_vec().push_all(&v[..i])
             };
         }
 

trunk/src/libcollections/vec.rs

@@ -2199,7 +2199,7 @@ mod tests {
 
     #[test]
     fn test_map_in_place_zero_drop_count() {
-        use std::sync::atomic::{AtomicUint, Ordering, ATOMIC_UINT_INIT};
+        use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT};
 
         #[derive(Clone, PartialEq, Show)]
         struct Nothing;
@@ -2213,7 +2213,7 @@ mod tests {
             }
         }
         const NUM_ELEMENTS: uint = 2;
-        static DROP_COUNTER: AtomicUint = ATOMIC_UINT_INIT;
+        static DROP_COUNTER: AtomicUsize = ATOMIC_USIZE_INIT;
 
         let v = repeat(Nothing).take(NUM_ELEMENTS).collect::<Vec<_>>();