[src/trunk]: src/usr.bin/m4 Fix wrong loop index leading to infinite loop

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/2318d824271e
branches:  trunk
changeset: 779015:2318d824271e
user:      christos <christos%NetBSD.org@localhost>
date:      Wed Apr 25 18:23:58 2012 +0000

description:
Fix wrong loop index leading to infinite loop
ifdef(`FOO',
# FOO
)
XXX: Pullup to 6.

diffstat:

 usr.bin/m4/main.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (28 lines):

diff -r 019b89d152ff -r 2318d824271e usr.bin/m4/main.c
--- a/usr.bin/m4/main.c Wed Apr 25 18:07:45 2012 +0000
+++ b/usr.bin/m4/main.c Wed Apr 25 18:23:58 2012 +0000
@@ -1,5 +1,5 @@
 /*     $OpenBSD: main.c,v 1.77 2009/10/14 17:19:47 sthen Exp $ */
-/*     $NetBSD: main.c,v 1.41 2011/09/06 18:16:01 joerg Exp $  */
+/*     $NetBSD: main.c,v 1.42 2012/04/25 18:23:58 christos Exp $       */
 
 /*-
  * Copyright (c) 1989, 1993
@@ -42,7 +42,7 @@
 #include "nbtool_config.h"
 #endif
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: main.c,v 1.41 2011/09/06 18:16:01 joerg Exp $");
+__RCSID("$NetBSD: main.c,v 1.42 2012/04/25 18:23:58 christos Exp $");
 #include <assert.h>
 #include <signal.h>
 #include <err.h>
@@ -494,7 +494,7 @@
                default:
                        if (LOOK_AHEAD(t, scommt)) {
                                char *q;
-                               for (q = scommt; *q; p++)
+                               for (q = scommt; *q; q++)
                                        chrsave(*q);
                                for(;;) {
                                        t = gpbc();