re PR debug/47106 (-fcompare-debug failure (length) with -fpartial-inlining…

re PR debug/47106 (-fcompare-debug failure (length) with  -fpartial-inlining -flto -fconserve-stack)

PR debug/47106
PR debug/47402
* tree-inline.c (declare_return_variable): Remove unused caller
variable.

From-SVN: r169516

gcc/ChangeLog

@@ -2,6 +2,11 @@
 
 	PR debug/47106
 	PR debug/47402
+	* tree-inline.c (declare_return_variable): Remove unused caller
+	variable.
+
+	PR debug/47106
+	PR debug/47402
 	* tree-flow-inline.h (clear_is_used, is_used_p): New.
 	* cfgexpand.c (account_used_vars_for_block): Use them.
 	* tree-nrv.c (tree_nrv): Likewise.
@@ -9,8 +14,6 @@
 	(dump_scope_block): Likewise.
 	(remove_unused_locals): Likewise.
 
-2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
-
 	PR debug/47106
 	PR debug/47402
 	* tree-inline.c (declare_return_variable): Add result decl to

gcc/tree-inline.c

@@ -2749,7 +2749,6 @@ declare_return_variable (copy_body_data *id, tree return_slot, tree modify_dest,
 			 basic_block entry_bb)
 {
   tree callee = id->src_fn;
-  tree caller = id->dst_fn;
   tree result = DECL_RESULT (callee);
   tree callee_type = TREE_TYPE (result);
   tree caller_type;