Require 'restrict'.

diff --git a/ChangeLog b/ChangeLog
index f0e6243d4e94b26461825c21e408cb22c1985406..841208c980e7bd3b81a7bcbd075b60fc190021fd 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2007-03-11  Bruno Haible  <bruno@clisp.org>
+
+       * m4/mempcpy.m4 (gl_FUNC_MEMPCPY): Require AC_C_RESTRICT.
+
 2007-03-11  Bruno Haible  <bruno@clisp.org>
 
        * lib/unistr/u32-mbtouc-unsafe.c (u32_mbtouc_unsafe): Fix syntax error.

diff --git a/m4/mempcpy.m4 b/m4/mempcpy.m4
index e2b39d0826f64220056746b54c6a374fb532c91c..9e854e81ee0243e66c453e3df5e6e2a0b79d0e25 100644 (file)
--- a/m4/mempcpy.m4
+++ b/m4/mempcpy.m4
@@ -1,4 +1,4 @@
-# mempcpy.m4 serial 6
+# mempcpy.m4 serial 7
 dnl Copyright (C) 2003, 2004, 2006, 2007 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -9,6 +9,9 @@ AC_DEFUN([gl_FUNC_MEMPCPY],
   dnl Persuade glibc <string.h> to declare mempcpy().
   AC_REQUIRE([AC_GNU_SOURCE])
 
+  dnl The mempcpy() declaration in lib/string_.h uses 'restrict'.
+  AC_REQUIRE([AC_C_RESTRICT])
+
   AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
   AC_REPLACE_FUNCS(mempcpy)
   if test $ac_cv_func_mempcpy = no; then