Make ty_region give a useful span if it fails

RELEASES.txt

@@ -6,15 +6,16 @@ Version 0.6 (March 2013)
    * TODO:
       * Ord/Cmp
       * Lifetime changes
-      * Implicit self
       * Remove `static` keyword
       * Static method syntax
       * `as Trait`
       * `copy` removed, replaced with `Clone`?
-      * `std::map` removed, replaced with `core::hashmap`
+      * More details for "Name resolution continues to be tweaked"?
 
    * Syntax changes
       * The self type parameter in traits is now spelled `Self`
+      * The `self` parameter in trait and impl methods must now be explicitly
+        named (for example: `fn f(&self) { }`). Implicit self is deprecated.
       * Replaced the `Durable` trait with the `'static` lifetime
       * The old closure type syntax with the trailing sigil has been
         removed in favor of the more consistent leading sigil
@@ -23,7 +24,7 @@ Version 0.6 (March 2013)
       * Traits are implemented with `impl Trait for Type`
         instead of `impl Type: Trait`
       * The `export` keyword has finally been removed
-      * The `move` keyword has been removed (linear types move by default)
+      * The `move` keyword has been removed (see "Semantic changes")
       * The interior mutability qualifier on vectors, `[mut T]`, has been
         removed. Use `&mut [T]`, etc.
       * `mut` is no longer valid in `~mut T`. Use inherited mutability
@@ -37,6 +38,7 @@ Version 0.6 (March 2013)
         function modules. Use extern blocks: `extern { ... }`
       * Newtype enums removed. Used tuple-structs.
       * Trait implementations no longer support visibility modifiers
+      * Pattern matching over vectors improved and expanded
 
    * Semantic changes
       * Types with owned pointers or custom destructors move by default,
@@ -49,12 +51,9 @@ Version 0.6 (March 2013)
       * The default type of an inferred closure is &fn instead of @fn
       * Name resolution continues to be tweaked
       * Method visibility is inherited from the implementation declaration
-
-   * Other language changes
       * Structural records have been removed
-      * Many more types can be used in constants, including enums
+      * Many more types can be used in constants, including enums,
         `static lifetime pointers and vectors
-      * Pattern matching over vectors improved and expanded
       * Typechecking of closure types has been overhauled to
         improve inference and eliminate unsoundness
 
@@ -68,6 +67,7 @@ Version 0.6 (March 2013)
       * Containers reorganized around traits in `core::container`
       * `core::dvec` removed, `~[T]` is a drop-in replacement
       * `core::send_map` renamed to `core::hashmap`
+      * `std::map` removed; replaced with `core::hashmap`
       * `std::treemap` reimplemented as an owned balanced tree
       * `std::deque` and `std::smallintmap` reimplemented as owned containers
       * `core::trie` added as a fast ordered map for integer keys
@@ -76,14 +76,14 @@ Version 0.6 (March 2013)
    * Tools
       * Replaced the 'cargo' package manager with 'rustpkg'
       * Added all-purpose 'rust' tool
-      * `rustc --test` now supports a benchmarks with the `#[bench]` attribute
+      * `rustc --test` now supports benchmarks with the `#[bench]` attribute
       * rustc now attempts to offer spelling suggestions
 
    * Misc
       * Improved support for ARM and Android
       * Preliminary MIPS backend
       * Improved foreign function ABI implementation for x86, x86_64
-      * Various and memory usage improvements
+      * Various memory usage improvements
       * Rust code may be embedded in foreign code under limited circumstances
 
 Version 0.5 (December 2012)

configure

@@ -136,9 +136,17 @@ validate_opt () {
                 isArgValid=1
             fi
         done
-        if test $isArgValid -eq 0
+        if [ "$arg" = "--help" ]
         then
-            err "Option '$arg' is not recognized"
+            echo ""
+            echo "No more help available for Configure options,"
+            echo "check the Wiki or join our IRC channel"
+            break
+        else
+            if test $isArgValid -eq 0
+            then
+                err "Option '$arg' is not recognized"
+            fi
         fi
     done
 }
@@ -266,13 +274,42 @@ case $CFG_OSTYPE in
     MINGW32*)
         CFG_OSTYPE=pc-mingw32
         ;;
+# Thad's Cygwin identifers below
+
+#   Vista 32 bit
+    CYGWIN_NT-6.0)
+        CFG_OSTYPE=pc-mingw32
+        CFG_CPUTYPE=i686
+        ;;
+
+#   Vista 64 bit
+    CYGWIN_NT-6.0-WOW64)
+        CFG_OSTYPE=w64-mingw32
+        CFG_CPUTYPE=x86_64
+        ;;
+
+#   Win 7 32 bit
+    CYGWIN_NT-6.1)
+        CFG_OSTYPE=pc-mingw32
+        CFG_CPUTYPE=i686
+        ;;
 
+#   Win 7 64 bit
+    CYGWIN_NT-6.1-WOW64)
+        CFG_OSTYPE=w64-mingw32
+        CFG_CPUTYPE=x86_64
+        ;;
+
+# We do not detect other OS such as XP/2003 using 64 bit using uname.
+# If we want to in the future, we will need to use Cygwin - Chuck's csih helper in /usr/lib/csih/winProductName.exe or alternative.
     *)
         err "unknown OS type: $CFG_OSTYPE"
         ;;
 esac
 
 
+if [ -z "$CFG_CPUTYPE" ]
+then
 case $CFG_CPUTYPE in
 
     i386 | i486 | i686 | i786 | x86)
@@ -290,6 +327,7 @@ case $CFG_CPUTYPE in
     *)
         err "unknown CPU type: $CFG_CPUTYPE"
 esac
+fi
 
 # Detect 64 bit linux systems with 32 bit userland and force 32 bit compilation
 if [ $CFG_OSTYPE = unknown-linux-gnu -a $CFG_CPUTYPE = x86_64 ]
@@ -519,7 +557,7 @@ then
                       | cut -d ' ' -f 2)
 
     case $CFG_CLANG_VERSION in
-        (3.0svn | 3.0 | 3.1* | 3.2* | 4.0* | 4.1* | 4.2*)
+        (3.0svn | 3.0 | 3.1* | 3.2* | 3.3* | 4.0* | 4.1* | 4.2*)
         step_msg "found ok version of CLANG: $CFG_CLANG_VERSION"
         CFG_C_COMPILER="clang"
         ;;