X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=m4%2Fvararrays.m4;h=3d7b56769c931dbb9c2da12f0d2cde5d59caf2cd;hb=4c70b27d0ef674b04f414b8e7f6717e6a1d73a46;hp=192b612274d4ac8f7df7566ab112769519f932fd;hpb=42d1eda5dcce2d68deab7a642e7f29bcd7144a0d;p=gnulib.git

diff --git a/m4/vararrays.m4 b/m4/vararrays.m4
index 192b61227..3d7b56769 100644
--- a/m4/vararrays.m4
+++ b/m4/vararrays.m4
@@ -1,10 +1,10 @@
 # Check for variable-length arrays.
 
-# serial 3
+# serial 4
 
 # From Paul Eggert
 
-# Copyright (C) 2001, 2009 Free Software Foundation, Inc.
+# Copyright (C) 2001, 2009-2013 Free Software Foundation, Inc.
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.
@@ -13,9 +13,9 @@ AC_DEFUN([AC_C_VARARRAYS],
 [
   AC_CACHE_CHECK([for variable-length arrays],
     ac_cv_c_vararrays,
-    [AC_TRY_COMPILE(
-       [],
-       [static int x; char a[++x]; a[sizeof a - 1] = 0; return a[0];],
+    [AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
+         [],
+         [[static int x; char a[++x]; a[sizeof a - 1] = 0; return a[0];]])],
        ac_cv_c_vararrays=yes,
        ac_cv_c_vararrays=no)])
   if test $ac_cv_c_vararrays = yes; then