From: Jim Meyering <jim@meyering.net>
Date: Sun, 11 Dec 1994 23:16:11 +0000 (+0000)
Subject: [REG_UNSET_VALUE]: Define to the address of a static variable rather than to
X-Git-Tag: emacs-19.34~5707
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=b744df55d26723287e13b8e32fdd839bd6f3b2cc;p=emacs.git

[REG_UNSET_VALUE]: Define to the address of a static variable rather than to
((char *) -1).  The latter got a warning on IRIX64.
---

diff --git a/src/regex.c b/src/regex.c
index fe527dd2294..2d291b323e1 100644
--- a/src/regex.c
+++ b/src/regex.c
@@ -1251,7 +1251,8 @@ typedef union
 
 
 /* Registers are set to a sentinel when they haven't yet matched.  */
-#define REG_UNSET_VALUE ((char *) -1)
+static char reg_unset_dummy;
+#define REG_UNSET_VALUE (&reg_unset_dummy)
 #define REG_UNSET(e) ((e) == REG_UNSET_VALUE)