From 63da5ff6bfbc86294a911c36be99e70b9fc0a83a Mon Sep 17 00:00:00 2001
From: Jakub Jelinek <jakub@redhat.com>
Date: Mon, 14 Dec 2015 09:04:37 +0100
Subject: re PR rtl-optimization/68730 (wrong code at -O3 on x86_64-linux-gnu
 (in 32-bit mode))

	PR rtl-optimization/68730
	* cfgrtl.c (cfg_layout_finalize): Free dominators.

	* gcc.dg/pr68730.c: New test.

From-SVN: r231606
---
 gcc/cfgrtl.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'gcc/cfgrtl.c')

diff --git a/gcc/cfgrtl.c b/gcc/cfgrtl.c
index b8cfd5c..fbfc7cd 100644
--- a/gcc/cfgrtl.c
+++ b/gcc/cfgrtl.c
@@ -4299,6 +4299,7 @@ void
 cfg_layout_finalize (void)
 {
   checking_verify_flow_info ();
+  free_dominance_info (CDI_DOMINATORS);
   force_one_exit_fallthru ();
   rtl_register_cfg_hooks ();
   if (reload_completed && !targetm.have_epilogue ())
-- 
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