From: Richard Biener <rguenther@suse.de>
Date: Tue, 13 Jun 2023 10:39:46 +0000 (+0200)
Subject: Fix memory leak in loop header copying
X-Git-Tag: basepoints/gcc-15~8353
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=2270f4fdaa0331b5c7fa53baeb7fd0038639a73f;p=thirdparty%2Fgcc.git

Fix memory leak in loop header copying

	* tree-ssa-loop-ch.cc (ch_base::copy_headers): Free loop BBs.
---

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)