Patch from Bruce Mitchener; fixes two typos in comments. No functionality change. PR17843

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@194432 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/src/exception.cpp b/src/exception.cpp
index 9dbb1fa..572d977 100644
--- a/src/exception.cpp
+++ b/src/exception.cpp
@@ -24,7 +24,7 @@
   #ifndef _LIBCPPABI_VERSION
     using namespace __cxxabiapple;
     // On Darwin, there are two STL shared libraries and a lower level ABI
-    // shared libray.  The globals holding the current terminate handler and
+    // shared library.  The globals holding the current terminate handler and
     // current unexpected handler are in the ABI library.
     #define __terminate_handler  __cxxabiapple::__cxa_terminate_handler
     #define __unexpected_handler __cxxabiapple::__cxa_unexpected_handler