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avoid undefined behavior.

This commit is contained in:
dholland 2013-08-11 00:52:17 +00:00
parent 8a7a973b90
commit d506ddf6f7
1 changed files with 4 additions and 4 deletions
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8
usr.bin/tr/str.c
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@ -1,4 +1,4 @@
/* $NetBSD: str.c,v 1.23 2013/08/11 00:39:22 dholland Exp $ */
/* $NetBSD: str.c,v 1.24 2013/08/11 00:52:17 dholland Exp $ */
/*-
* Copyright (c) 1991, 1993
@ -34,7 +34,7 @@
#if 0
static char sccsid[] = "@(#)str.c 8.2 (Berkeley) 4/28/95";
#endif
__RCSID("$NetBSD: str.c,v 1.23 2013/08/11 00:39:22 dholland Exp $");
__RCSID("$NetBSD: str.c,v 1.24 2013/08/11 00:52:17 dholland Exp $");
#endif /* not lint */
#include <sys/types.h>
@ -277,8 +277,8 @@ genrange(STR *s)
int stopval;
const char *savestart;
savestart = s->str;
stopval = *++s->str == '\\' ? backslash(s) : *s->str++;
savestart = s->str++;
stopval = *s->str == '\\' ? backslash(s) : *s->str++;
if (stopval < (u_char)s->lastch) {
s->str = savestart;
return 0;