From: Richard Biener <rguenther@suse.de>
Date: Thu, 11 Aug 2016 22:20:41 +0000 (+0000)
Subject: re PR rtl-optimization/72855 (Long compile time due to integrity checking during... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=2c90c549f986ceecc49314b5b4af03a4efbbda5c;p=gcc.git

re PR rtl-optimization/72855 (Long compile time due to integrity checking during dataflow analysis per loop)

2016-08-11  Richard Biener  <rguenther@suse.de>
	    Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR rtl-optimization/72855
	* df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.


Co-Authored-By: Bill Schmidt <wschmidt@linux.vnet.ibm.com>

From-SVN: r239395
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 336133380c3..6007f8bf89f 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2016-08-11  Richard Biener  <rguenther@suse.de>
+	    Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	PR rtl-optimization/72855
+	* df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
+
 2016-08-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 
 	PR target/72863
diff --git a/gcc/df-core.c b/gcc/df-core.c
index cc18a137996..e531d581c23 100644
--- a/gcc/df-core.c
+++ b/gcc/df-core.c
@@ -1833,6 +1833,7 @@ df_verify (void)
   if (df_live)
     df_live_verify_transfer_functions ();
 #endif
+  df->changeable_flags &= ~DF_VERIFY_SCHEDULED;
 }
 
 #ifdef DF_DEBUG_CFG