Documentation cleanup:
* For Doxygen, escaped "::std" as "\::std";
* For humans, fixed "namespaecs" to "namespaces".


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@158634 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/AST/ExprCXX.h b/include/clang/AST/ExprCXX.h
index 9645c26..d777228 100644
--- a/include/clang/AST/ExprCXX.h
+++ b/include/clang/AST/ExprCXX.h
@@ -2520,8 +2520,8 @@
   /// argument-dependent lookup.
   bool requiresADL() const { return RequiresADL; }
 
-  /// True if namespace ::std should be artificially added to the set of
-  /// associated namespaecs for argument-dependent lookup purposes.
+  /// True if namespace \::std should be artificially added to the set of
+  /// associated namespaces for argument-dependent lookup purposes.
   bool isStdAssociatedNamespace() const { return StdIsAssociatedNamespace; }
 
   /// True if this lookup is overloaded.