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authorJakub Jelinek <jakub@redhat.com>2011-05-12 17:44:23 +0000
committerJakub Jelinek <jakub@redhat.com>2011-05-12 17:44:23 +0000
commitf566a71e2192660a005850fff390b7c39124795a (patch)
treef50e6dc79484fad7c3b75ea106712b82ba60cda9 /gcc/tree-if-conv.c
parent9e0578cad7c09cc14832b2283a5cac89e2738ea5 (diff)
PR tree-optimization/48975
* tree-if-conv.c (combine_blocks): Call free_bb_predicate on all bbs here and free and clear ifc_bbs at the end. * gcc.dg/pr48975.c: New test. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@173709 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-if-conv.c')
-rw-r--r--gcc/tree-if-conv.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/gcc/tree-if-conv.c b/gcc/tree-if-conv.c
index 450ddb294b0..bf1c8cdbc47 100644
--- a/gcc/tree-if-conv.c
+++ b/gcc/tree-if-conv.c
@@ -1,5 +1,5 @@
/* If-conversion for vectorizer.
- Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010
+ Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
Free Software Foundation, Inc.
Contributed by Devang Patel <dpatel@apple.com>
@@ -1637,6 +1637,7 @@ combine_blocks (struct loop *loop)
for (i = 0; i < orig_loop_num_nodes; i++)
{
bb = ifc_bbs[i];
+ free_bb_predicate (bb);
if (bb_with_exit_edge_p (loop, bb))
{
exit_bb = bb;
@@ -1712,6 +1713,9 @@ combine_blocks (struct loop *loop)
&& exit_bb != loop->header
&& can_merge_blocks_p (loop->header, exit_bb))
merge_blocks (loop->header, exit_bb);
+
+ free (ifc_bbs);
+ ifc_bbs = NULL;
}
/* If-convert LOOP when it is legal. For the moment this pass has no