From: Jakub Jelinek <jakub@redhat.com>
Date: Tue, 5 Mar 2013 09:39:43 +0000 (+0100)
Subject: re PR middle-end/56461 (GCC is leaking lots of memory)
X-Git-Tag: releases/gcc-4.8.0~196
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=b8d381a382bc8bd447630348f918607b28b378ca;p=thirdparty%2Fgcc.git

re PR middle-end/56461 (GCC is leaking lots of memory)

	PR middle-end/56461
	* tree-vect-slp.c (vect_supported_load_permutation_p): Free
	load_index sbitmap even if some bit in it isn't set.

From-SVN: r196455
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 3a1b71bf7bdf..aefbb608727e 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,9 @@
 2013-03-05  Jakub Jelinek  <jakub@redhat.com>
 
+	PR middle-end/56461
+	* tree-vect-slp.c (vect_supported_load_permutation_p): Free
+	load_index sbitmap even if some bit in it isn't set.
+
 	PR middle-end/56461
 	* tree-ssa-loop-niter.c (bb_queue): Remove typedef.
 	(discover_iteration_bound_by_body_walk): Change queues to
diff --git a/gcc/tree-vect-slp.c b/gcc/tree-vect-slp.c
index 873c18e74ed0..467abb579247 100644
--- a/gcc/tree-vect-slp.c
+++ b/gcc/tree-vect-slp.c
@@ -1429,7 +1429,10 @@ vect_supported_load_permutation_p (slp_instance slp_instn, int group_size,
  
   for (j = 0; j < group_size; j++)
     if (!bitmap_bit_p (load_index, j))
-      return false;
+      {
+	sbitmap_free (load_index);
+	return false;
+      }
 
   sbitmap_free (load_index);