From: rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Tue, 22 Jan 2019 11:28:56 +0000 (+0000)
Subject: 2019-01-22  Richard Biener  <rguenther@suse.de>
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b9ee1c20544dfe760e0036a6e087ea8c7321e9a0;p=thirdparty%2Fgcc.git

2019-01-22  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/88862
	* graphite-scop-detection.c
	(scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@268147 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 083f06f19341..4627efc3165c 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2019-01-22  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/88862
+	* graphite-scop-detection.c
+	(scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
+
 2019-01-22  Andrew Stubbs  <ams@codesourcery.com>
 
 	* doc/extend.tex (AMD GCN Function Attributes): New section.
diff --git a/gcc/graphite-scop-detection.c b/gcc/graphite-scop-detection.c
index 5f63bceb41d6..57d3b4806c8a 100644
--- a/gcc/graphite-scop-detection.c
+++ b/gcc/graphite-scop-detection.c
@@ -892,6 +892,10 @@ scop_detection::graphite_can_represent_scev (sese_l scop, tree scev)
 	return false;
       return graphite_can_represent_scev (scop, CHREC_LEFT (scev));
 
+    case ADDR_EXPR:
+      /* We cannot encode addresses for ISL.  */
+      return false;
+
     default:
       break;
     }