defined printf macro for mrb_int

include/mrbconf.h

@@ -76,7 +76,8 @@
    typedef int32_t mrb_int;
 #  define MRB_INT_MIN INT32_MIN
 #  define MRB_INT_MAX INT32_MAX
-#  define mrb_int_to_str(buf, i) sprintf((buf), "%" PRId32, (i))
+#  define MRB_INT_FORMAT PRId32
+#  define mrb_int_to_str(buf, i) sprintf((buf), "%" MRB_INT_FORMAT, (i))
 #  define str_to_mrb_int(buf) (mrb_int)strtol((buf), NULL, 10)
 # endif
 #else
@@ -84,13 +85,15 @@
    typedef int64_t mrb_int;
 #  define MRB_INT_MIN INT64_MIN
 #  define MRB_INT_MAX INT64_MAX
-#  define mrb_int_to_str(buf, i) sprintf((buf), "%" PRId64, (i))
+#  define MRB_INT_FORMAT PRId64
+#  define mrb_int_to_str(buf, i) sprintf((buf), "%" MRB_INT_FORMAT, (i))
 #  define str_to_mrb_int(buf) (mrb_int)strtoll((buf), NULL, 10)
 # else
    typedef int32_t mrb_int;
 #  define MRB_INT_MIN INT32_MIN
 #  define MRB_INT_MAX INT32_MAX
-#  define mrb_int_to_str(buf, i) sprintf((buf), "%" PRId32, (i))
+#  define MRB_INT_FORMAT PRId32
+#  define mrb_int_to_str(buf, i) sprintf((buf), "%" MRB_INT_FORMAT, (i))
 #  define str_to_mrb_int(buf) (mrb_int)strtol((buf), NULL, 10)
 # endif
 #endif

src/cdump.c

@@ -145,11 +145,7 @@ make_cdump_irep(mrb_state *mrb, int irep_no, FILE *f)
       case MRB_TT_FLOAT:
         SOURCE_CODE("  irep->pool[%d] = mrb_float_value(%.16e);",                     n, mrb_float(irep->pool[n])); break;
       case MRB_TT_FIXNUM:
-        {
-          char num_buf[64];
-          mrb_int_to_str(num_buf, mrb_fixnum(irep->pool[n]));
-          SOURCE_CODE("  irep->pool[%d] = mrb_fixnum_value(%s);",                     n, num_buf); break; 
-        }
+        SOURCE_CODE("  irep->pool[%d] = mrb_fixnum_value(%" MRB_INT_FORMAT ");",      n, mrb_fixnum(irep->pool[n])); break; 
      case MRB_TT_STRING:
         str_len = str_format_len(irep->pool[n]) + 1;
         if ( str_len > buf_len ) {