From 4b88fb76efce8c436e63b907c9842345d4fa77c7 Mon Sep 17 00:00:00 2001
From: Karl Williamson <public@khwilliamson.com>
Date: Mon, 19 Mar 2012 15:38:06 -0600
Subject: Use the new utf8 to code point functions

These functions should be used in preference to the old ones which can
read beyond the end of the input string.
---
 pp.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'pp.c')

diff --git a/pp.c b/pp.c
index f3c4ebb5a4..ba3ac1f0bf 100644
--- a/pp.c
+++ b/pp.c
@@ -3383,7 +3383,7 @@ PP(pp_chr)
         sv_recode_to_utf8(TARG, PL_encoding);
 	tmps = SvPVX(TARG);
 	if (SvCUR(TARG) == 0 || !is_utf8_string((U8*)tmps, SvCUR(TARG)) ||
-	    UNICODE_IS_REPLACEMENT(utf8_to_uvchr((U8*)tmps, NULL))) {
+	    UNICODE_IS_REPLACEMENT(utf8_to_uvchr_buf((U8*)tmps, (U8*) tmps + SvCUR(TARG), NULL))) {
 	    SvGROW(TARG, 2);
 	    tmps = SvPVX(TARG);
 	    SvCUR_set(TARG, 1);
@@ -3795,7 +3795,7 @@ PP(pp_uc)
             uv = _to_utf8_upper_flags(s, tmpbuf, &ulen,
 				      cBOOL(IN_LOCALE_RUNTIME), &tainted);
             if (uv == GREEK_CAPITAL_LETTER_IOTA
-                && utf8_to_uvchr(s, 0) == COMBINING_GREEK_YPOGEGRAMMENI)
+                && utf8_to_uvchr_buf(s, send, 0) == COMBINING_GREEK_YPOGEGRAMMENI)
             {
                 in_iota_subscript = TRUE;
             }
@@ -5344,7 +5344,7 @@ PP(pp_reverse)
 			continue;
 		    }
 		    else {
-			if (!utf8_to_uvchr(s, 0))
+			if (!utf8_to_uvchr_buf(s, send, 0))
 			    break;
 			up = (char*)s;
 			s += UTF8SKIP(s);
-- 
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