re PR tree-optimization/34016 (ICE in execute_todo with -ftree-loop-linear for 454.calculix)

	PR tree-optimization/34016
	* tree-ssa-loop.c (pass_linear_transform): Add
	TODO_update_ssa_only_virtuals to todo_flags_finish.

	* gcc.dg/pr34016.c: New test.

From-SVN: r130476

gcc/ChangeLog

+2007-11-27  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/34016
+	* tree-ssa-loop.c (pass_linear_transform): Add
+	TODO_update_ssa_only_virtuals to todo_flags_finish.
+
 2007-11-27  Eric B. Weddington  <eric.weddington@atmel.com>
 
 	* config/avr/avr.c (avr_mcu_types): Add atmega32hvb.

gcc/testsuite/ChangeLog

+2007-11-27  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/34016
+	* gcc.dg/pr34016.c: New test.
+
 2007-11-27  Paul Thomas  <pault@gcc.gnu.org>
 
 	PR fortran/29389

gcc/testsuite/gcc.dg/pr34016.c

+/* PR tree-optimization/34016 */
+/* { dg-do compile } */
+/* { dg-options "-O2 -ftree-loop-linear" } */
+
+extern void bar (double *);
+
+void foo (void)
+{
+  double gr[36];
+  int i, j;
+  for (i = 0; i <= 5; i++)
+    {
+      for (j = 0; j <= 5; j++)
+        gr[i + j * 6] = 0.0;
+      if (i <= 2)
+        gr[i + i * 6] = 1.0;
+    }
+  bar (gr);
+}

gcc/tree-ssa-loop.c

@@ -272,6 +272,7 @@ struct tree_opt_pass pass_linear_transform =
   0,					/* properties_destroyed */
   0,					/* todo_flags_start */
   TODO_dump_func | TODO_verify_loops
+    | TODO_update_ssa_only_virtuals
     | TODO_ggc_collect,			/* todo_flags_finish */
   0				        /* letter */	
 };