re PR middle-end/44454 (Many new failures)

	PR middle-end/44454
	(df_lr_top_dump, df_lr_bottom_dump): Check that in/out bitmaps
	are allocated.

From-SVN: r160410

gcc/ChangeLog

+2010-06-07  Jan Hubicka  <jh@suse.cz>
+
+	PR middle-end/44454
+	(df_lr_top_dump, df_lr_bottom_dump): Check that in/out bitmaps
+	are allocated.
+
 2010-06-07  Kaz Kojima  <kkojima@gcc.gnu.org>
 
 	* config/sh/sh.c (sh_build_builtin_va_list): Set tree type

gcc/df-problems.c

@@ -1120,8 +1120,11 @@ df_lr_top_dump (basic_block bb, FILE *file)
   if (df_lr->problem_data)
     {
       problem_data = (struct df_lr_problem_data *)df_lr->problem_data;
-      fprintf (file, ";;  old in  \t");
-      df_print_regset (file, &problem_data->in[bb->index]);
+      if (problem_data->in)
+	{
+      	  fprintf (file, ";;  old in  \t");
+      	  df_print_regset (file, &problem_data->in[bb->index]);
+	}
     }
   fprintf (file, ";; lr  use \t");
   df_print_regset (file, &bb_info->use);
@@ -1145,8 +1148,11 @@ df_lr_bottom_dump (basic_block bb, FILE *file)
   if (df_lr->problem_data)
     {
       problem_data = (struct df_lr_problem_data *)df_lr->problem_data;
-      fprintf (file, ";;  old out  \t");
-      df_print_regset (file, &problem_data->out[bb->index]);
+      if (problem_data->out)
+	{
+          fprintf (file, ";;  old out  \t");
+          df_print_regset (file, &problem_data->out[bb->index]);
+	}
     }
 }