From 2270f4fdaa0331b5c7fa53baeb7fd0038639a73f Mon Sep 17 00:00:00 2001
From: Richard Biener <rguenther@suse.de>
Date: Tue, 13 Jun 2023 12:39:46 +0200
Subject: [PATCH] Fix memory leak in loop header copying
* tree-ssa-loop-ch.cc (ch_base::copy_headers): Free loop BBs.
---
gcc/tree-ssa-loop-ch.cc | 1 +
1 file changed, 1 insertion(+)
diff --git a/gcc/tree-ssa-loop-ch.cc b/gcc/tree-ssa-loop-ch.cc
index 7fdef3bb11a4..22252bee1352 100644
--- a/gcc/tree-ssa-loop-ch.cc
+++ b/gcc/tree-ssa-loop-ch.cc
@@ -642,6 +642,7 @@ ch_base::copy_headers (function *fun)
if (stmt_can_terminate_bb_p (gsi_stmt (bsi)))
precise = false;
}
+ free (bbs);
}
if (precise
&& get_max_loop_iterations_int (loop) == 1)
--
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