From ae99b315ba5b9e1ccc221b3c45de323cbc574400 Mon Sep 17 00:00:00 2001
From: Jan Hubicka <jh@suse.cz>
Date: Sat, 2 Jan 2021 16:05:17 +0100
Subject: [PATCH] ggc_free basic blocks

	* cfg.c (free_block): ggc_free bb.
---
 gcc/cfg.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/gcc/cfg.c b/gcc/cfg.c
index 529b6ed2105..e8bd1456c9f 100644
--- a/gcc/cfg.c
+++ b/gcc/cfg.c
@@ -102,8 +102,7 @@ free_block (basic_block bb)
    bb->succs = NULL;
    vec_free (bb->preds);
    bb->preds = NULL;
-   /* Do not free BB itself yet since we leak pointers to dead statements
-      that points to dead basic blocks.  */
+   ggc_free (bb);
 }
 
 /* Free the memory associated with the CFG in FN.  */
-- 
2.30.2