[PATCH, PR63229] fix assert in hash_table pch routines

[tsaunders]

From: tbsaunde <tbsaunde@138bc75d-0d04-0410-961f-82ee72b054a4>

Hi,

should be obvious changing things within an assert is a bad idea, but somehow I 
forgot :(

tested x86_64-unknown-linux-gnu, and commited as obvious.

Trev

gcc/ChangeLog:

2014-09-12  Trevor Saunders  <tsaund...@mozilla.com>

        * hash-table.h (gt_pch_nx): Don't call gt_pch_note_object within an
        assert.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@215216 
138bc75d-0d04-0410-961f-82ee72b054a4
---
 gcc/ChangeLog    | 5 +++++
 gcc/hash-table.h | 5 +++--
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index c048672..5b27aa8 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2014-09-12  Trevor Saunders  <tsaund...@mozilla.com>
+
+       * hash-table.h (gt_pch_nx): don't call gt_pch_note_object within an
+       assert.
+
 2014-09-12  Joseph Myers  <jos...@codesourcery.com>
 
        * target.def (libgcc_floating_mode_supported_p): New hook.
diff --git a/gcc/hash-table.h b/gcc/hash-table.h
index c2a68fd..028b7de 100644
--- a/gcc/hash-table.h
+++ b/gcc/hash-table.h
@@ -1598,8 +1598,9 @@ template<typename D>
 static void
 gt_pch_nx (hash_table<D> *h)
 {
-  gcc_checking_assert (gt_pch_note_object (h->m_entries, h,
-                                          hashtab_entry_note_pointers<D>));
+  bool success ATTRIBUTE_UNUSED
+    = gt_pch_note_object (h->m_entries, h, hashtab_entry_note_pointers<D>);
+  gcc_checking_assert (success);
   for (size_t i = 0; i < h->m_size; i++)
     {
       if (hash_table<D>::is_empty (h->m_entries[i])
-- 
2.1.0