1178825Sdfrdnl
2178825Sdfrdnl $Id: vararray.m4 14166 2004-08-26 12:35:42Z joda $
3178825Sdfrdnl
4178825Sdfrdnl Test for variable size arrays.
5178825Sdfrdnl
6178825Sdfr
7178825SdfrAC_DEFUN([rk_C_VARARRAY], [
8178825Sdfr	AC_CACHE_CHECK([if the compiler supports variable-length arrays],[rk_cv_c_vararray],[
9178825Sdfr	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]],[[int x = 0; { int y[x]; }]])],
10178825Sdfr		[rk_cv_c_vararray=yes],
11178825Sdfr		[rk_cv_c_vararray=no])])
12178825Sdfr	if test "$rk_cv_c_vararray" = yes; then
13178825Sdfr		AC_DEFINE([HAVE_VARIABLE_LENGTH_ARRAY], [1],
14178825Sdfr			[Define if your compiler supports variable-length arrays.])
15178825Sdfr	fi
16178825Sdfr])
17