Fix spelling errors.

Author: jbcrail

src/liballoc/arc.rs

@@ -185,7 +185,7 @@ impl<T: Share + Send> Drop for Arc<T> {
         // deletion of the data. Because it is marked `Release`, the
         // decreasing of the reference count synchronizes with this `Acquire`
         // fence. This means that use of the data happens before decreasing
-        // the refernce count, which happens before this fence, which
+        // the reference count, which happens before this fence, which
         // happens before the deletion of the data.
         //
         // As explained in the [Boost documentation][1],

src/libgreen/stack.rs

@@ -124,7 +124,7 @@ impl Drop for Stack {
 }
 
 pub struct StackPool {
-    // Ideally this would be some datastructure that preserved ordering on
+    // Ideally this would be some data structure that preserved ordering on
     // Stack.min_size.
     stacks: Vec<Stack>,
 }

src/liblog/lib.rs

@@ -288,7 +288,7 @@ pub fn mod_enabled(level: u32, module: &str) -> bool {
     unsafe { INIT.doit(init); }
 
     // It's possible for many threads are in this function, only one of them
-    // will peform the global initialization, but all of them will need to check
+    // will perform the global initialization, but all of them will need to check
     // again to whether they should really be here or not. Hence, despite this
     // check being expanded manually in the logging macro, this function checks
     // the log level again.

src/libnative/io/net.rs

@@ -877,7 +877,7 @@ pub fn write<T>(fd: sock_t,
             }
 
             // Also as with read(), we use MSG_DONTWAIT to guard ourselves
-            // against unforseen circumstances.
+            // against unforeseen circumstances.
             let _guard = lock();
             let ptr = buf.slice_from(written).as_ptr();
             let len = buf.len() - written;

src/libnative/io/pipe_win32.rs

@@ -376,7 +376,7 @@ impl rtio::RtioPipe for UnixStream {
         if ret != 0 { return Ok(bytes_read as uint) }
 
         // If our errno doesn't say that the I/O is pending, then we hit some
-        // legitimate error and reeturn immediately.
+        // legitimate error and return immediately.
         if os::errno() != libc::ERROR_IO_PENDING as uint {
             return Err(super::last_error())
         }

src/librlibc/lib.rs

@@ -31,7 +31,7 @@
 #![no_std]
 #![experimental]
 
-// This library is definining the builtin functions, so it would be a shame for
+// This library defines the builtin functions, so it would be a shame for
 // LLVM to optimize these function calls to themselves!
 #![no_builtins]
 

src/librustc/back/link.rs

@@ -119,7 +119,7 @@ pub mod write {
     // get all hardware potential via VFP3 (hardware floating point)
     // and NEON (SIMD) instructions supported by LLVM.
     // Note that without those flags various linking errors might
-    // arise as some of intrinsicts are converted into function calls
+    // arise as some of intrinsics are converted into function calls
     // and nobody provides implementations those functions
     fn target_feature<'a>(sess: &'a Session) -> &'a str {
         match sess.targ_cfg.os {

src/librustc/lint/builtin.rs

@@ -985,7 +985,7 @@ impl UnnecessaryParens {
             _ => {}
         }
 
-        /// Expressions that syntatically contain an "exterior" struct
+        /// Expressions that syntactically contain an "exterior" struct
         /// literal i.e. not surrounded by any parens or other
         /// delimiters, e.g. `X { y: 1 }`, `X { y: 1 }.method()`, `foo
         /// == X { y: 1 }` and `X { y: 1 } == foo` all do, but `(X {

src/librustc/middle/mem_categorization.rs

@@ -383,7 +383,7 @@ impl<'t,TYPER:Typer> MemCategorizationContext<'t,TYPER> {
             Some(adjustment) => {
                 match *adjustment {
                     ty::AutoObject(..) => {
-                        // Implicity cast a concrete object to trait object.
+                        // Implicitly cast a concrete object to trait object.
                         // Result is an rvalue.
                         let expr_ty = if_ok!(self.expr_ty_adjusted(expr));
                         Ok(self.cat_rvalue_node(expr.id(), expr.span(), expr_ty))

src/librustc/middle/privacy.rs

@@ -1267,7 +1267,7 @@ impl<'a> Visitor<()> for VisiblePrivateTypesVisitor<'a> {
             // error messages without (too many) false positives
             // (i.e. we could just return here to not check them at
             // all, or some worse estimation of whether an impl is
-            // publically visible.
+            // publicly visible.
             ast::ItemImpl(ref g, ref trait_ref, self_, ref methods) => {
                 // `impl [... for] Private` is never visible.
                 let self_contains_private;