From 270d25bf2db157c9d1cdcc57bccefabbb1341524 Mon Sep 17 00:00:00 2001
From: Masaki Muranaka <monaka@monami-ya.jp>
Date: Sat, 8 Mar 2014 13:54:02 +0900
Subject: Make type casts safer.

---
 src/codegen.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'src/codegen.c')

diff --git a/src/codegen.c b/src/codegen.c
index 0b4d18bba..700cfdbf8 100644
--- a/src/codegen.c
+++ b/src/codegen.c
@@ -5,6 +5,7 @@
 */
 
 #include <ctype.h>
+#include <limits.h>
 #include <stdlib.h>
 #include <string.h>
 #include "mruby.h"
@@ -2582,14 +2583,16 @@ static void
 codedump(mrb_state *mrb, mrb_irep *irep)
 {
 #ifdef ENABLE_STDIO
-  uint32_t i;
+  int i;
   int ai;
   mrb_code c;
 
   if (!irep) return;
   printf("irep %p nregs=%d nlocals=%d pools=%d syms=%d reps=%d\n", irep,
          irep->nregs, irep->nlocals, (int)irep->plen, (int)irep->slen, (int)irep->rlen);
-  for (i=0; i<irep->ilen; i++) {
+
+  mrb_assert(irep->ilen <= INT_MAX);
+  for (i = 0; i < (int)(irep->ilen); i++) {
     ai = mrb_gc_arena_save(mrb);
     printf("%03d ", i);
     c = irep->iseq[i];
-- 
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