From patchwork Sat Aug 18 10:28:45 2012
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Subject: more bitmap obstacks
From: Steven Bosscher <stevenb.gcc@gmail.com>
X-Patchwork-Id: 178443
Message-Id: <CABu31nNZDCBehRUZzDfz_X+2v4xyxtCfT=xLqmJXT25Yyq8r9w@mail.gmail.com>
To: Tobias Burnus <burnus@net-b.de>
Cc: GCC Patches <gcc-patches@gcc.gnu.org>
Date: Sat, 18 Aug 2012 12:28:45 +0200

On Sat, Aug 18, 2012 at 12:21 PM, Tobias Burnus <burnus@net-b.de> wrote:
> I filled a small bug report at
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54313

Yup, thanks.

        * dse.c (dse_step7): Don't free kill_on_calls bitmap, it is
freed when its obstack is release.


Index: dse.c
===================================================================
--- dse.c       (revision 190475)
+++ dse.c       (working copy)
@@ -3823,7 +3823,6 @@ dse_step7 (void)
   VEC_free (group_info_t, heap, rtx_group_vec);
   BITMAP_FREE (all_blocks);
   BITMAP_FREE (scratch);
-  BITMAP_FREE (kill_on_calls);

   free_alloc_pool (rtx_store_info_pool);
   free_alloc_pool (read_info_pool);