Simplify while loop in peek_n().

40d122de · Masaki Muranaka · e6631bf5 · 40d122de
Commit 40d122de authored May 12, 2012 by Masaki Muranaka
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src/parse.y src/parse.y +2 -3

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--- 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);
  }