re PR tree-optimization/82422 ([graphite] ICE in set_codegen_error, at…

re PR tree-optimization/82422 ([graphite] ICE in set_codegen_error, at graphite-isl-ast-to-gimple.c:248)

2017-10-06  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/82422
	* gcc.dg/graphite/pr82422.c: New testcase.

From-SVN: r253479

gcc/testsuite/ChangeLog

 2017-10-06  Richard Biener  <rguenther@suse.de>
 
+	PR tree-optimization/82422
+	* gcc.dg/graphite/pr82422.c: New testcase.
+
+2017-10-06  Richard Biener  <rguenther@suse.de>
+
 	PR tree-optimization/82421
 	* gcc.dg/graphite/pr82421.c: New testcase.
 

gcc/testsuite/gcc.dg/graphite/pr82422.c

+/* { dg-do compile } */
+/* { dg-options "-O2 -floop-nest-optimize -Wno-aggressive-loop-optimizations" } */
+
+int a;
+int b[6];
+int c ()
+{
+  int d;
+  for (; d; d++)
+    b[d] = 0;
+  for (; d < 8; d++)
+    a += b[d];
+}