* tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.

From-SVN: r128101

gcc/ChangeLog

 2007-09-04  Jan Hubicka  <jh@suse.cz>
 
+	* tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
+
+2007-09-04  Jan Hubicka  <jh@suse.cz>
+
 	* invoke.texi (-finline-small-functions): Document.
 	* ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
 	when deciding what is inlinable.

gcc/tree-tailcall.c

@@ -800,7 +800,8 @@ eliminate_tail_call (struct tailcall *t)
 
       /* Result of the call will no longer be defined.  So adjust the
 	 SSA_NAME_DEF_STMT accordingly.  */
-      SSA_NAME_DEF_STMT (rslt) = build_empty_stmt ();
+      if (TREE_CODE (rslt) == SSA_NAME)
+        SSA_NAME_DEF_STMT (rslt) = build_empty_stmt ();
     }
 
   bsi_remove (&t->call_bsi, true);