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authorJim Meyering <jim@meyering.net>2001-12-15 16:57:15 +0000
committerJim Meyering <jim@meyering.net>2001-12-15 16:57:15 +0000
commite92b78f87377bb7ec2dd0e6103c537684c224f0a (patch)
tree25e810ffc4665ddffd8edcf2c837379bcdcd26cf /lib
parent83c58cadbc45b4bb27d5b383c69dddcf67621ccc (diff)
downloadcoreutils-e92b78f87377bb7ec2dd0e6103c537684c224f0a.tar.xz
(__restrict_arr): Update from libc.
Diffstat (limited to 'lib')
-rw-r--r--lib/regex.h14
1 files changed, 9 insertions, 5 deletions
diff --git a/lib/regex.h b/lib/regex.h
index b9c2d97cc..8b8bb9d5a 100644
--- a/lib/regex.h
+++ b/lib/regex.h
@@ -1,6 +1,6 @@
/* Definitions for data structures and routines for the regular
expression library, version 0.12.
- Copyright (C) 1985,1989-1993,1995-1998, 2000 Free Software Foundation, Inc.
+ Copyright (C) 1985,1989-93,1995-98,2000,2001 Free Software Foundation, Inc.
This file is part of the GNU C Library. Its master source is NOT part of
the C library, however. The master source lives in /gd/gnu/lib.
@@ -529,10 +529,14 @@ extern int re_exec _RE_ARGS ((const char *));
# endif
# endif
#endif
-/* For now unconditionally 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
+/* gcc 3.1 and up support the [restrict] syntax. */
+#ifndef __restrict_arr
+# if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1)
+# define __restrict_arr __restrict
+# else
+# define __restrict_arr
+# endif
+#endif
/* POSIX compatibility. */
extern int regcomp _RE_ARGS ((regex_t *__restrict __preg,