Inline get_vi_for_tree into intra_create_variable_infos

2015-10-26  Tom de Vries  <tom@codesourcery.com>

	* tree-ssa-structalias.c (intra_create_variable_infos): Inline
	get_vi_for_tree call.

From-SVN: r229322

gcc/ChangeLog

+2015-10-26  Tom de Vries  <tom@codesourcery.com>
+
+	* tree-ssa-structalias.c (intra_create_variable_infos): Inline
+	get_vi_for_tree call.
+
 2015-10-26  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 
 	PR middle-end/67989

gcc/tree-ssa-structalias.c

@@ -5857,7 +5857,12 @@ intra_create_variable_infos (struct function *fn)
      passed-by-reference argument.  */
   for (t = DECL_ARGUMENTS (fn->decl); t; t = DECL_CHAIN (t))
     {
-      varinfo_t p = get_vi_for_tree (t);
+      varinfo_t p = lookup_vi_for_tree (t);
+      if (p == NULL)
+	{
+	  p = create_variable_info_for_1 (t, alias_get_name (t));
+	  insert_vi_for_tree (t, p);
+	}
 
       /* For restrict qualified pointers build a representative for
 	 the pointed-to object.  Note that this ends up handling