From: Francesco Potortì <pot@gnu.org>
Date: Mon, 30 Sep 2002 08:07:42 +0000 (+0000)
Subject: (__restrict_arr): Do not redefine it if already defined.
X-Git-Tag: emacs-pretest-21.2.91~20
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=665d07bf43c57ef4d9c90ba4f24efa77a7d1f661;p=emacs.git

(__restrict_arr): Do not redefine it if already defined.
---

diff --git a/src/regex.h b/src/regex.h
index ef4284cdce2..1cfd4363ea7 100644
--- a/src/regex.h
+++ b/src/regex.h
@@ -535,10 +535,12 @@ extern int re_exec _RE_ARGS ((const char *));
 #  endif
 # endif
 #endif
-/* For now unconditionally define __restrict_arr to expand to nothing.
+/* For now conditionally define __restrict_arr to expand to nothing.
    Ideally we would have a test for the compiler which allows defining
    it to restrict.  */
-#define __restrict_arr
+#ifndef __restrict_arr
+# define __restrict_arr
+#endif
 
 /* POSIX compatibility.  */
 extern int regcomp _RE_ARGS ((regex_t *__restrict __preg,