From: Martin Liska <mliska@suse.cz>
Date: Mon, 18 May 2015 09:05:15 +0000 (+0200)
Subject: IPA ICF: add support for debug counter.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=7aeb92b4724c0dc16c5322241f8309ddfa3da89f;p=gcc.git

IPA ICF: add support for debug counter.

	* dbgcnt.def: Add new counter.
	* ipa-icf.c (sem_item_optimizer::merge_classes): Use the
	counter.

From-SVN: r223288
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 549fdacaeb1..bebe44c5257 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2015-05-18  Martin Liska  <mliska@suse.cz>
+
+	* dbgcnt.def: Add new counter.
+	* ipa-icf.c (sem_item_optimizer::merge_classes): Use the
+	counter.
+
 2015-05-18  Martin Liska  <mliska@suse.cz>
 
 	* dbgcnt.def: Sort counters.
diff --git a/gcc/ipa-icf.c b/gcc/ipa-icf.c
index 3c4ac05681b..e7a317ab79d 100644
--- a/gcc/ipa-icf.c
+++ b/gcc/ipa-icf.c
@@ -123,6 +123,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "ipa-icf-gimple.h"
 #include "ipa-icf.h"
 #include "stor-layout.h"
+#include "dbgcnt.h"
 
 using namespace ipa_icf_gimple;
 
@@ -3453,7 +3454,8 @@ sem_item_optimizer::merge_classes (unsigned int prev_class_count)
 		alias->dump_to_file (dump_file);
 	      }
 
-	    merged_p |= source->merge (alias);
+	    if (dbg_cnt (merged_ipa_icf))
+	      merged_p |= source->merge (alias);
 	  }
       }