diff --git a/src/etc/vim/syntax/rust.vim b/src/etc/vim/syntax/rust.vim
index 765096933d1c16874483a81fd42145d8581ac332..29e597589d20232543211be7bc28ef7f699a6be8 100644
--- a/src/etc/vim/syntax/rust.vim
+++ b/src/etc/vim/syntax/rust.vim
@@ -18,30 +18,40 @@ syn keyword   rustOperator    as
 
 syn match     rustAssert      "\<assert\(\w\)*!" contained
 syn match     rustFail        "\<fail\(\w\)*!" contained
-syn keyword   rustKeyword     break box continue
-syn keyword   rustKeyword     extern nextgroup=rustExternCrate,rustObsoleteExternMod skipwhite
+syn keyword   rustKeyword     break
+syn keyword   rustKeyword     box nextgroup=rustBoxPlacement skipwhite skipempty
+syn keyword   rustKeyword     continue
+syn keyword   rustKeyword     extern nextgroup=rustExternCrate,rustObsoleteExternMod skipwhite skipempty
+syn keyword   rustKeyword     fn nextgroup=rustFuncName skipwhite skipempty
 syn keyword   rustKeyword     for in if impl let
-syn keyword   rustKeyword     loop once priv pub
-syn keyword   rustKeyword     return
-syn keyword   rustKeyword     unsafe while
-syn keyword   rustKeyword     use nextgroup=rustModPath skipwhite
+syn keyword   rustKeyword     loop once proc pub
+syn keyword   rustKeyword     return super
+syn keyword   rustKeyword     unsafe virtual while
+syn keyword   rustKeyword     use nextgroup=rustModPath skipwhite skipempty
 " FIXME: Scoped impl's name is also fallen in this category
-syn keyword   rustKeyword     mod trait struct enum type nextgroup=rustIdentifier skipwhite
-syn keyword   rustKeyword     fn nextgroup=rustFuncName skipwhite
-syn keyword   rustKeyword     proc
+syn keyword   rustKeyword     mod trait struct enum type nextgroup=rustIdentifier skipwhite skipempty
 syn keyword   rustStorage     mut ref static
 syn keyword   rustObsoleteStorage const
 
 syn keyword   rustInvalidBareKeyword crate
 
-syn keyword   rustExternCrate crate contained nextgroup=rustIdentifier skipwhite
-syn keyword   rustObsoleteExternMod mod contained nextgroup=rustIdentifier skipwhite
+syn keyword   rustExternCrate crate contained nextgroup=rustIdentifier skipwhite skipempty
+syn keyword   rustObsoleteExternMod mod contained nextgroup=rustIdentifier skipwhite skipempty
 
 syn match     rustIdentifier  contains=rustIdentifierPrime "\%([^[:cntrl:][:space:][:punct:][:digit:]]\|_\)\%([^[:cntrl:][:punct:][:space:]]\|_\)*" display contained
 syn match     rustFuncName    "\%([^[:cntrl:][:space:][:punct:][:digit:]]\|_\)\%([^[:cntrl:][:punct:][:space:]]\|_\)*" display contained
 
+syn region    rustBoxPlacement matchgroup=rustBoxPlacementParens start="(" end=")" contains=TOP contained
+syn keyword   rustBoxPlacementExpr GC containedin=rustBoxPlacement
+" Ideally we'd have syntax rules set up to match arbitrary expressions. Since
+" we don't, we'll just define temporary contained rules to handle balancing
+" delimiters.
+syn region    rustBoxPlacementBalance start="(" end=")" containedin=rustBoxPlacement transparent
+syn region    rustBoxPlacementBalance start="\[" end="\]" containedin=rustBoxPlacement transparent
+" {} are handled by rustFoldBraces
+
 " Reserved (but not yet used) keywords {{{2
-syn keyword   rustReservedKeyword alignof be do offsetof pure sizeof typeof yield
+syn keyword   rustReservedKeyword alignof be do offsetof priv pure sizeof typeof unsized yield
 
 " Built-in types {{{2
 syn keyword   rustType        int uint float char bool u8 u16 u32 u64 f32
@@ -52,10 +62,10 @@ syn keyword   rustType        f64 i8 i16 i32 i64 str Self
 " to make it easy to update.
 
 " Core operators {{{3
-syn keyword   rustTrait       Share Copy Send Sized
+syn keyword   rustTrait       Copy Send Sized Share
 syn keyword   rustTrait       Add Sub Mul Div Rem Neg Not
 syn keyword   rustTrait       BitAnd BitOr BitXor
-syn keyword   rustTrait       Drop
+syn keyword   rustTrait       Drop Deref DerefMut
 syn keyword   rustTrait       Shl Shr Index
 syn keyword   rustEnum        Option
 syn keyword   rustEnumVariant Some None
@@ -68,7 +78,6 @@ syn keyword   rustEnumVariant Ok Err
 "syn keyword rustFunction drop
 
 " Types and traits {{{3
-syn keyword rustTrait Any AnyOwnExt AnyRefExt AnyMutRefExt
 syn keyword rustTrait Ascii AsciiCast OwnedAsciiCast AsciiStr IntoBytes
 syn keyword rustTrait ToCStr
 syn keyword rustTrait Char
@@ -80,25 +89,32 @@ syn keyword rustTrait FromIterator Extendable
 syn keyword rustTrait Iterator DoubleEndedIterator RandomAccessIterator CloneableIterator
 syn keyword rustTrait OrdIterator MutableDoubleEndedIterator ExactSize
 syn keyword rustTrait Num NumCast CheckedAdd CheckedSub CheckedMul
-syn keyword rustTrait Signed Unsigned Round
-syn keyword rustTrait Primitive Int Float ToPrimitive FromPrimitive
+syn keyword rustTrait Signed Unsigned
+syn keyword rustTrait Primitive Int Float FloatMath ToPrimitive FromPrimitive
+"syn keyword rustTrait Expect
+syn keyword rustTrait Box
 syn keyword rustTrait GenericPath Path PosixPath WindowsPath
 syn keyword rustTrait RawPtr
 syn keyword rustTrait Buffer Writer Reader Seek
-syn keyword rustTrait Str StrVector StrSlice OwnedStr IntoMaybeOwned StrBuf
+syn keyword rustTrait Str StrVector StrSlice OwnedStr IntoMaybeOwned
+syn keyword rustTrait StrAllocating
 syn keyword rustTrait ToStr IntoStr
 syn keyword rustTrait Tuple1 Tuple2 Tuple3 Tuple4
 syn keyword rustTrait Tuple5 Tuple6 Tuple7 Tuple8
 syn keyword rustTrait Tuple9 Tuple10 Tuple11 Tuple12
-syn keyword rustTrait ImmutableEqVector ImmutableTotalOrdVector ImmutableCloneableVector
-syn keyword rustTrait OwnedVector OwnedCloneableVector OwnedEqVector
-syn keyword rustTrait MutableVector MutableTotalOrdVector
-syn keyword rustTrait Vector VectorVector CloneableVector ImmutableVector
-
-"syn keyword rustFunction stream
-syn keyword rustTrait Sender Receiver
+syn keyword rustTrait CloneableVector ImmutableCloneableVector MutableCloneableVector
+syn keyword rustTrait ImmutableVector MutableVector
+syn keyword rustTrait ImmutableEqVector ImmutableTotalOrdVector MutableTotalOrdVector
+syn keyword rustTrait Vector VectorVector OwnedVector MutableVectorAllocating
+syn keyword rustTrait StrBuf
+syn keyword rustTrait Vec
+
+"syn keyword rustFunction sync_channel channel
+syn keyword rustTrait SyncSender Sender Receiver
 "syn keyword rustFunction spawn
 
+"syn keyword rustConstant GC
+
 syn keyword   rustSelf        self
 syn keyword   rustBoolean     true false
 
@@ -239,6 +255,8 @@ hi def link rustLifetime      Special
 hi def link rustInvalidBareKeyword Error
 hi def link rustExternCrate   rustKeyword
 hi def link rustObsoleteExternMod Error
+hi def link rustBoxPlacementParens Delimiter
+hi def link rustBoxPlacementExpr rustKeyword
 
 " Other Suggestions:
 " hi rustAttribute ctermfg=cyan
diff --git a/src/libstd/prelude.rs b/src/libstd/prelude.rs
index e39d8d34447a465e4eb54e8aaa91e762fb50e026..bd367293db8e3ac17a6b0c8b78aec9c4b7f39523 100644
--- a/src/libstd/prelude.rs
+++ b/src/libstd/prelude.rs
@@ -76,10 +76,10 @@
 pub use tuple::{Tuple1, Tuple2, Tuple3, Tuple4};
 pub use tuple::{Tuple5, Tuple6, Tuple7, Tuple8};
 pub use tuple::{Tuple9, Tuple10, Tuple11, Tuple12};
-pub use slice::{ImmutableEqVector, ImmutableTotalOrdVector, ImmutableCloneableVector};
-pub use slice::{OwnedVector};
-pub use slice::{MutableVector, MutableTotalOrdVector, MutableVectorAllocating};
-pub use slice::{Vector, VectorVector, CloneableVector, ImmutableVector};
+pub use slice::{CloneableVector, ImmutableCloneableVector, MutableCloneableVector};
+pub use slice::{ImmutableVector, MutableVector};
+pub use slice::{ImmutableEqVector, ImmutableTotalOrdVector, MutableTotalOrdVector};
+pub use slice::{Vector, VectorVector, OwnedVector, MutableVectorAllocating};
 pub use strbuf::StrBuf;
 pub use vec::Vec;