Fix typo in copy_cond_phi_args

2016-04-12  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/68756
	* graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
	instead of new_name.

	* gcc.dg/graphite/pr68756.c: New test.

From-SVN: r234896

gcc/ChangeLog

+2016-04-12  Tom de Vries  <tom@codesourcery.com>
+
+	PR tree-optimization/68756
+	* graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
+	instead of new_name.
+
 2016-04-12  Jakub Jelinek  <jakub@redhat.com>
 
 	PR tree-optimization/70602

gcc/graphite-isl-ast-to-gimple.c

@@ -2439,7 +2439,7 @@ copy_cond_phi_args (gphi *phi, gphi *new_phi, vec<tree> iv_map, bool postpone)
 		  fprintf (dump_file, "\n");
 		}
 	      gsi_insert_earliest (stmts);
-	      new_phi_args [i] = new_name;
+	      new_phi_args[i] = new_expr;
 	      continue;
 	    }
 

gcc/testsuite/ChangeLog

+2016-04-12  Tom de Vries  <tom@codesourcery.com>
+
+	PR tree-optimization/68756
+	* gcc.dg/graphite/pr68756.c: New test.
+
 2016-04-12  Jakub Jelinek  <jakub@redhat.com>
 
 	PR tree-optimization/70602

gcc/testsuite/gcc.dg/graphite/pr68756.c

+/* { dg-do compile } */
+/* { dg-options "-O1 -floop-nest-optimize" } */
+
+unsigned int z4, pz;
+int nn[2];
+
+static unsigned int
+xq (unsigned int dj)
+{
+  return dj > 1 ? z4 : z4 + dj;
+}
+
+void
+la (void)
+{
+  int hd, dl;
+  unsigned int hn = 0;
+
+  for (hd = 0; hd < 2; ++hd)
+    {
+      for (dl = 0; dl < 2; ++dl)
+	nn[dl] = 0;
+      --hn;
+      pz = xq (hn);
+    }
+}