---

yaml
---
r: 128666
b: refs/heads/try
c: a23d679
h: refs/heads/master
v: v3

Author: bors

[refs]

@@ -2,7 +2,7 @@
 refs/heads/master: 07d86b46a949a94223da714e35b343243e4ecce4
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
 refs/heads/snap-stage3: a86d9ad15e339ab343a12513f9c90556f677b9ca
-refs/heads/try: c377f9e3d4ae48d40e3628eb1924cba29b3da016
+refs/heads/try: a23d6795a50cf0b51d61d2b9d6d79127876796c1
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b
 refs/heads/try2: 147ecfdd8221e4a4d4e090486829a06da1e0ca3c

branches/try/configure

@@ -557,13 +557,21 @@ fi
 
 if [ ! -z "$CFG_ENABLE_LOCAL_RUST" ]
 then
-    if [ ! -f ${CFG_LOCAL_RUST_ROOT}/bin/rustc${BIN_SUF} ]
+    system_rustc=$(which rustc)
+    if [ -f ${CFG_LOCAL_RUST_ROOT}/bin/rustc${BIN_SUF} ]
     then
-        err "no local rust to use"
+        : # everything already configured
+    elif [ -n "$system_rustc" ]
+    then
+        # we assume that rustc is in a /bin directory
+        CFG_LOCAL_RUST_ROOT=${system_rustc%/bin/rustc}
     else
-        LRV=`${CFG_LOCAL_RUST_ROOT}/bin/rustc${BIN_SUF} --version`
-        step_msg "using rustc at: ${CFG_LOCAL_RUST_ROOT} with version: $LRV"
+        err "no local rust to use"
     fi
+
+    LRV=`${CFG_LOCAL_RUST_ROOT}/bin/rustc${BIN_SUF} --version`
+    step_msg "using rustc at: ${CFG_LOCAL_RUST_ROOT} with version: $LRV"
+    putvar CFG_LOCAL_RUST_ROOT
 fi
 
 # Force freebsd to build with clang; gcc doesn't like us there

branches/try/src/doc/complement-design-faq.md

@@ -50,15 +50,15 @@ non-deterministic behavior. Rust provides the tools to make using a GC
 possible and even pleasant, but it should not be a requirement for
 implementing the language.
 
-## Non-`Share` `static mut` is unsafe
+## Non-`Sync` `static mut` is unsafe
 
-Types which are [`Share`][share] are thread-safe when multiple shared
-references to them are used concurrently. Types which are not `Share` are not
+Types which are [`Sync`][sync] are thread-safe when multiple shared
+references to them are used concurrently. Types which are not `Sync` are not
 thread-safe, and thus when used in a global require unsafe code to use.
 
-[share]: http://doc.rust-lang.org/core/kinds/trait.Share.html
+[sync]: http://doc.rust-lang.org/core/kinds/trait.Sync.html
 
-### If mutable static items that implement `Share` are safe, why is taking &mut SHARABLE unsafe?
+### If mutable static items that implement `Sync` are safe, why is taking &mut SHARABLE unsafe?
 
 Having multiple aliasing `&mut T`s is never allowed. Due to the nature of
 globals, the borrow checker cannot possibly ensure that a static obeys the

branches/try/src/doc/guide-unsafe.md

@@ -699,10 +699,10 @@ Other features provided by lang items include:
 - stack unwinding and general failure; the `eh_personality`, `fail_`
   and `fail_bounds_checks` lang items.
 - the traits in `std::kinds` used to indicate types that satisfy
-  various kinds; lang items `send`, `share` and `copy`.
+  various kinds; lang items `send`, `sync` and `copy`.
 - the marker types and variance indicators found in
   `std::kinds::markers`; lang items `covariant_type`,
-  `contravariant_lifetime`, `no_share_bound`, etc.
+  `contravariant_lifetime`, `no_sync_bound`, etc.
 
 Lang items are loaded lazily by the compiler; e.g. if one never uses
 `Box` then there is no need to define functions for `exchange_malloc`