From a344216b4b79c020f11c55ac718d6c5eec4c7d05 Mon Sep 17 00:00:00 2001
From: Jakub Jelinek <jakub@redhat.com>
Date: Wed, 27 Feb 2013 23:05:33 +0100
Subject: [PATCH] re PR middle-end/56461 (GCC is leaking lots of memory)
PR middle-end/56461
* tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Call
pointer_set_destroy on not_executed_last_iteration.
From-SVN: r196324
---
gcc/ChangeLog | 4 ++++
gcc/tree-ssa-loop-niter.c | 1 +
2 files changed, 5 insertions(+)
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 52b3a4dc765d..7cc49fa929ed 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,9 @@
2013-02-27 Jakub Jelinek <jakub@redhat.com>
+ PR middle-end/56461
+ * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Call
+ pointer_set_destroy on not_executed_last_iteration.
+
PR middle-end/56461
* tree-vect-loop.c (vectorizable_reduction): Release vect_defs
vector.
diff --git a/gcc/tree-ssa-loop-niter.c b/gcc/tree-ssa-loop-niter.c
index 7ba7416f37af..744fa71a95d4 100644
--- a/gcc/tree-ssa-loop-niter.c
+++ b/gcc/tree-ssa-loop-niter.c
@@ -3293,6 +3293,7 @@ maybe_lower_iteration_bound (struct loop *loop)
}
BITMAP_FREE (visited);
queue.release ();
+ pointer_set_destroy (not_executed_last_iteration);
}
/* Records estimates on numbers of iterations of LOOP. If USE_UNDEFINED_P
--
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