From 40d122dedea41994dc227d2a3a5846d7e51ce3b4 Mon Sep 17 00:00:00 2001
From: Masaki Muranaka <monaka@monami-ya.jp>
Date: Sat, 12 May 2012 14:21:06 +0900
Subject: Simplify while loop in peek_n().

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

diff --git a/src/parse.y b/src/parse.y
index 5bce579e7..4c339f0f4 100644
--- a/src/parse.y
+++ b/src/parse.y
@@ -3056,12 +3056,11 @@ peek_n(parser_state *p, int c, int n)
   node *list = 0;
   int c0;
 
-  n++;				/* must read 1 char */
-  while (n--) {
+  do {
     c0 = nextc(p);
     if (c0 < 0) return FALSE;
     list = push(list, (node*)(intptr_t)c0);
-  }
+  } while(n--);
   if (p->pb) {
     p->pb = push(p->pb, (node*)list);
   }
-- 
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