PR c++/49092

[pf3gnuchains/gcc-fork.git] / gcc / tree-ssa-operands.h

diff --git a/gcc/tree-ssa-operands.h b/gcc/tree-ssa-operands.h
index a435fab..4c586f7 100644 (file)
--- a/gcc/tree-ssa-operands.h
+++ b/gcc/tree-ssa-operands.h
@@ -1,5 +1,6 @@
 /* SSA operand management for trees.
-   Copyright (C) 2003, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2005, 2006, 2007, 2008, 2010
+   Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -53,7 +54,7 @@ typedef struct use_optype_d *use_optype_p;
    operand memory manager.  Operands are suballocated out of this block.  The
    MEM array varies in size.  */
 
-struct GTY((chain_next("%h.next"))) ssa_operand_memory_d {
+struct GTY((chain_next("%h.next"), variable_size)) ssa_operand_memory_d {
   struct ssa_operand_memory_d *next;
   char mem[1];
 };
@@ -160,7 +161,7 @@ typedef struct ssa_operand_iterator_d
 #define FOR_EACH_SSA_TREE_OPERAND(TREEVAR, STMT, ITER, FLAGS)  \
   for (TREEVAR = op_iter_init_tree (&(ITER), STMT, FLAGS);     \
        !op_iter_done (&(ITER));                                        \
-       TREEVAR = op_iter_next_tree (&(ITER)))
+       (void) (TREEVAR = op_iter_next_tree (&(ITER))))
 
 /* This macro executes a loop over the operands of STMT specified in FLAG,
    returning each operand as a 'use_operand_p' in the variable USEVAR.