From: Jan Hubicka <hubicka@ucw.cz>
Date: Mon, 18 Aug 2014 19:21:12 +0000 (+0200)
Subject: gimple-fold.c (fold_gimple_assign): Do not intorudce referneces to BUILT_IN_UNREACHABLE.
X-Git-Tag: releases/gcc-5.1.0~5408
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=c5ac1780e4b4db5802689b4eee9becb5c3ad4a7e;p=thirdparty%2Fgcc.git

gimple-fold.c (fold_gimple_assign): Do not intorudce referneces to BUILT_IN_UNREACHABLE.


	* gimple-fold.c (fold_gimple_assign): Do not intorudce referneces
	to BUILT_IN_UNREACHABLE.

From-SVN: r214114
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 8674f949b4b2..9ffa188c69bc 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2014-08-18  Jan Hubicka  <hubicka@ucw.cz>
+
+	* gimple-fold.c (fold_gimple_assign): Do not intorudce referneces
+	to BUILT_IN_UNREACHABLE.
+
 2014-08-18  Uros Bizjak  <ubizjak@gmail.com>
 
 	PR target/62011
diff --git a/gcc/gimple-fold.c b/gcc/gimple-fold.c
index f432baf07c24..9afaedf251d2 100644
--- a/gcc/gimple-fold.c
+++ b/gcc/gimple-fold.c
@@ -324,7 +324,9 @@ fold_gimple_assign (gimple_stmt_iterator *si)
 		    if (targets.length () == 1)
 		      fndecl = targets[0]->decl;
 		    else
-		      fndecl = builtin_decl_implicit (BUILT_IN_UNREACHABLE);
+		      /* We can not use __builtin_unreachable here because it
+			 can not have address taken.  */
+		      fndecl = integer_zero_node;
 		    if (dump_enabled_p ())
 		      {
 			location_t loc = gimple_location_safe (stmt);