From 649081661a8f7a952b9386a63fe7271f3432f627 Mon Sep 17 00:00:00 2001
From: cremno <cremno@mail.ru>
Date: Mon, 14 Apr 2014 00:58:34 +0200
Subject: reduce RSTRING_PTR usage

---
 src/variable.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'src/variable.c')

diff --git a/src/variable.c b/src/variable.c
index 3dcdbf775..90f0831da 100644
--- a/src/variable.c
+++ b/src/variable.c
@@ -563,10 +563,11 @@ inspect_i(mrb_state *mrb, mrb_sym sym, mrb_value v, void *p)
   const char *s;
   mrb_int len;
   mrb_value ins;
+  char *sp = RSTRING_PTR(str);
 
   /* need not to show internal data */
-  if (RSTRING_PTR(str)[0] == '-') { /* first element */
-    RSTRING_PTR(str)[0] = '#';
+  if (sp[0] == '-') { /* first element */
+    sp[0] = '#';
     mrb_str_cat_lit(mrb, str, " ");
   }
   else {
-- 
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