[committed] libstdc++: Fix typo in comment in hashtable.h

[Jonathan Wakely]

And tweak grammar in a couple of comments.

libstdc++-v3/ChangeLog:

	* include/bits/hashtable.h: Fix spelling in comment.
---
Pushed as obvious.

 libstdc++-v3/include/bits/hashtable.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libstdc++-v3/include/bits/hashtable.h b/libstdc++-v3/include/bits/hashtable.h
index 47321a9cb13..8b312d25d7a 100644
--- a/libstdc++-v3/include/bits/hashtable.h
+++ b/libstdc++-v3/include/bits/hashtable.h
@@ -344,7 +344,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       struct __hash_code_base_access : __hash_code_base
       { using __hash_code_base::_M_bucket_index; };
 
-      // To get bucket index we need _RangeHash not to throw.
+      // To get bucket index we need _RangeHash to be non-throwing.
       static_assert(is_nothrow_default_constructible<_RangeHash>::value,
 		    "Functor used to map hash code to bucket index"
 		    " must be nothrow default constructible");
@@ -353,7 +353,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 		    "Functor used to map hash code to bucket index must be"
 		    " noexcept");
 
-      // To compute bucket index we also need _ExtratKey not to throw.
+      // To compute bucket index we also need _ExtractKey be non-throwing.
       static_assert(is_nothrow_default_constructible<_ExtractKey>::value,
 		    "_ExtractKey must be nothrow default constructible");
       static_assert(noexcept(
-- 
2.47.0