Add missing testcase for PR44676.

2010-12-07  Sebastian Pop  <sebastian.pop@amd.com>

	PR tree-optimization/44676
	* gcc.dg/graphite/id-pr44676.c: New.

From-SVN: r167554

gcc/testsuite/ChangeLog

-2010-12-06  Sebastian Pop  <sebastian.pop@amd.com>
+2010-12-07  Sebastian Pop  <sebastian.pop@amd.com>
+
+	PR tree-optimization/44676
+	* gcc.dg/graphite/id-pr44676.c: New.
+
+2010-12-07  Sebastian Pop  <sebastian.pop@amd.com>
 
 	PR tree-optimization/42327
 	* gcc.dg/tree-ssa/pr42327.c: New.

gcc/testsuite/gcc.dg/graphite/id-pr44676.c

+/* { dg-options "-O2 -fgraphite-identity -fprofile-generate" } */
+
+int
+extend_options (int h, int map, int x, int y, int dx)
+{
+  while (dx--)
+    {
+      if (x != dx && y != -x)
+	map++;
+    }
+  return map;
+}