More size_t related changes.

[libfirm] / ir / opt / combo.c

diff --git a/ir/opt/combo.c b/ir/opt/combo.c
index 5f7c680..1f4fe92 100644 (file)
--- a/ir/opt/combo.c
+++ b/ir/opt/combo.c
@@ -3536,10 +3536,11 @@ static void set_compute_functions(void)
 /**
  * Add memory keeps.
  */
-static void add_memory_keeps(ir_node **kept_memory, int len)
+static void add_memory_keeps(ir_node **kept_memory, size_t len)
 {
        ir_node      *end = get_irg_end(current_ir_graph);
        int          i;
+       size_t       idx;
        ir_nodeset_t set;
 
        ir_nodeset_init(&set);
@@ -3548,8 +3549,8 @@ static void add_memory_keeps(ir_node **kept_memory, int len)
        for (i = get_End_n_keepalives(end) - 1; i >= 0; --i)
                ir_nodeset_insert(&set, get_End_keepalive(end, i));
 
-       for (i = len - 1; i >= 0; --i) {
-               ir_node *ka = kept_memory[i];
+       for (idx = 0; idx < len; ++idx) {
+               ir_node *ka = kept_memory[idx];
 
                if (! ir_nodeset_contains(&set, ka)) {
                        add_End_keepalive(end, ka);