From: Jim Meyering <meyering@redhat.com>
Date: Sat, 28 May 2011 18:58:14 +0000 (+0200)
Subject: parse-datetime.y: accommodate -Wstrict-overflow
X-Git-Tag: v0.1~2683
X-Git-Url: http://erislabs.net/gitweb/?a=commitdiff_plain;h=a8ff65c;p=gnulib.git

parse-datetime.y: accommodate -Wstrict-overflow

* lib/parse-datetime.y (yylex): Rearrange pointer arithmetic to
placate -Wstrict-overflow.
---

diff --git a/ChangeLog b/ChangeLog
index 5de6fa7ff..f9ee06b01 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2011-05-28  Jim Meyering  <meyering@redhat.com>
 
+	parse-datetime.y: accommodate -Wstrict-overflow
+	* lib/parse-datetime.y (yylex): Rearrange pointer arithmetic to
+	placate -Wstrict-overflow.
+
 	trim: avoid a warning from -O2 -Wstrict-overflow
 	* lib/trim.c (trim2): Declare local to be "unsigned int", not "int".
 
diff --git a/lib/parse-datetime.y b/lib/parse-datetime.y
index d77955f40..23a9a4159 100644
--- a/lib/parse-datetime.y
+++ b/lib/parse-datetime.y
@@ -1119,7 +1119,7 @@ yylex (YYSTYPE *lvalp, parser_control *pc)
 
           do
             {
-              if (p < buff + sizeof buff - 1)
+              if (p - buff < sizeof buff - 1)
                 *p++ = c;
               c = *++pc->input;
             }