Add -c to ar to remove a diagnostic, when the archive is created.

[libfirm] / ir / ir / irgwalk_blk.c

diff --git a/ir/ir/irgwalk_blk.c b/ir/ir/irgwalk_blk.c
index 6037124..2ad7f91 100644 (file)
--- a/ir/ir/irgwalk_blk.c
+++ b/ir/ir/irgwalk_blk.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 1995-2008 University of Karlsruhe.  All right reserved.
+ * Copyright (C) 1995-2011 University of Karlsruhe.  All right reserved.
  *
  * This file is part of libFirm.
  *
@@ -21,7 +21,6 @@
  * @file
  * @brief   Blockwise walker implementation
  * @author  Michael Beck
- * @version $Id$
  */
 #include "config.h"
 
@@ -99,20 +98,20 @@ static block_entry_t *block_find_entry(ir_node *block, blk_collect_data_t *ctx)
  */
 static void traverse_block_pre(ir_node *block, block_entry_t *entry, irg_walk_func *pre, void *env)
 {
-       int j;
+       size_t j;
 
-       for (j = ARR_LEN(entry->cf_list) - 1; j >= 0; --j) {
-               ir_node *node = entry->cf_list[j];
+       for (j = ARR_LEN(entry->cf_list); j > 0;) {
+               ir_node *node = entry->cf_list[--j];
                pre(node, env);
        }
 
-       for (j = ARR_LEN(entry->df_list) - 1; j >= 0; --j) {
-               ir_node *node = entry->df_list[j];
+       for (j = ARR_LEN(entry->df_list); j > 0;) {
+               ir_node *node = entry->df_list[--j];
                pre(node, env);
        }
 
-       for (j = ARR_LEN(entry->phi_list) - 1; j >= 0; --j) {
-               ir_node *node = entry->phi_list[j];
+       for (j = ARR_LEN(entry->phi_list); j > 0;) {
+               ir_node *node = entry->phi_list[--j];
                pre(node, env);
        }
 
@@ -125,7 +124,7 @@ static void traverse_block_pre(ir_node *block, block_entry_t *entry, irg_walk_fu
 static void traverse_block_post(ir_node *block, block_entry_t *entry,
                                 irg_walk_func *post, void *env)
 {
-       int j, n;
+       size_t j, n;
 
        post(block, env);
 
@@ -150,10 +149,10 @@ static void traverse_block_post(ir_node *block, block_entry_t *entry,
  */
 static void traverse_pre(blk_collect_data_t *blks, irg_walk_func *pre, void *env)
 {
-       int i;
+       size_t i;
 
-       for (i = ARR_LEN(blks->blk_list) - 1; i >= 0; --i) {
-               ir_node       *block = blks->blk_list[i];
+       for (i = ARR_LEN(blks->blk_list); i > 0;) {
+               ir_node       *block = blks->blk_list[--i];
                block_entry_t *entry = block_find_entry(block, blks);
 
                traverse_block_pre(block, entry, pre, env);
@@ -170,7 +169,7 @@ static void traverse_pre(blk_collect_data_t *blks, irg_walk_func *pre, void *env
  */
 static void traverse_post(blk_collect_data_t *blks, irg_walk_func *post, void *env)
 {
-       int i, k;
+       size_t i, k;
 
        for (i = 0, k = ARR_LEN(blks->blk_list); i < k; ++i) {
                ir_node       *block = blks->blk_list[i];
@@ -190,10 +189,10 @@ static void traverse_post(blk_collect_data_t *blks, irg_walk_func *post, void *e
  */
 static void traverse_both(blk_collect_data_t *blks, irg_walk_func *pre, irg_walk_func *post, void *env)
 {
-       int i;
+       size_t i;
 
-       for (i = ARR_LEN(blks->blk_list) - 1; i >= 0; --i) {
-               ir_node       *block = blks->blk_list[i];
+       for (i = ARR_LEN(blks->blk_list); i > 0;) {
+               ir_node       *block = blks->blk_list[--i];
                block_entry_t *entry = block_find_entry(block, blks);
 
                traverse_block_pre(block, entry, pre, env);
@@ -389,18 +388,18 @@ static void collect_blks_lists(ir_node *node, ir_node *block,
  */
 static void collect_lists(blk_collect_data_t *env)
 {
-       int             i, j;
+       size_t          i, j;
        ir_node         *block, *node;
        block_entry_t   *entry;
 
        inc_irg_visited(current_ir_graph);
 
-       for (i = ARR_LEN(env->blk_list) - 1; i >= 0; --i) {
-               block = env->blk_list[i];
+       for (i = ARR_LEN(env->blk_list); i > 0;) {
+               block = env->blk_list[--i];
                entry = block_find_entry(block, env);
 
-               for (j = ARR_LEN(entry->entry_list) - 1; j >= 0; --j) {
-                       node = entry->entry_list[j];
+               for (j = ARR_LEN(entry->entry_list); j > 0;) {
+                       node = entry->entry_list[--j];
 
                        /* a entry might already be visited due to Phi loops */
                        if (node->visited < current_ir_graph->visited)
@@ -410,7 +409,7 @@ static void collect_lists(blk_collect_data_t *env)
 }
 
 /**
- * Intraprozedural graph walker over blocks.
+ * Intra procedural graph walker over blocks.
  */
 static void do_irg_walk_blk(ir_graph *irg, irg_walk_func *pre,
        irg_walk_func *post, void *env, unsigned follow_deps,