From: Jan Hubicka <jh@suse.cz>
Date: Fri, 25 Sep 2020 22:01:57 +0000 (+0200)
Subject: Fix gimple_clobber handling in ipa-modref
X-Git-Tag: upstream/12.2.0~13486
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=67a5c215940f4b21bac1aa489ce1f2fb3d52a53a;p=platform%2Fupstream%2Fgcc.git

Fix gimple_clobber handling in ipa-modref

2020-09-25  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-modref.c (analyze_stmt): Fix return value for gimple_clobber.
---

diff --git a/gcc/ipa-modref.c b/gcc/ipa-modref.c
index aa6929f..44b844b 100644
--- a/gcc/ipa-modref.c
+++ b/gcc/ipa-modref.c
@@ -658,7 +658,7 @@ analyze_stmt (modref_summary *summary, gimple *stmt, bool ipa)
 {
   /* There is no need to record clobbers.  */
   if (gimple_clobber_p (stmt))
-    return false;
+    return true;
   /* Analyze all loads and stores in STMT.  */
   walk_stmt_load_store_ops (stmt, summary,
 			    analyze_load, analyze_store);