c-attribute.m4 revision 127808
155682Smarkmdnl 2127808Snectardnl $Id: c-attribute.m4,v 1.2.34.1 2004/04/01 07:27:32 joda Exp $ 355682Smarkmdnl 455682Smarkm 555682Smarkmdnl 655682Smarkmdnl Test for __attribute__ 755682Smarkmdnl 855682Smarkm 9127808SnectarAC_DEFUN([AC_C___ATTRIBUTE__], [ 1055682SmarkmAC_MSG_CHECKING(for __attribute__) 1155682SmarkmAC_CACHE_VAL(ac_cv___attribute__, [ 1255682SmarkmAC_TRY_COMPILE([ 1355682Smarkm#include <stdlib.h> 1455682Smarkm], 1555682Smarkm[ 1655682Smarkmstatic void foo(void) __attribute__ ((noreturn)); 1755682Smarkm 1855682Smarkmstatic void 1955682Smarkmfoo(void) 2055682Smarkm{ 2155682Smarkm exit(1); 2255682Smarkm} 2355682Smarkm], 2455682Smarkmac_cv___attribute__=yes, 2555682Smarkmac_cv___attribute__=no)]) 2655682Smarkmif test "$ac_cv___attribute__" = "yes"; then 2755682Smarkm AC_DEFINE(HAVE___ATTRIBUTE__, 1, [define if your compiler has __attribute__]) 2855682Smarkmfi 2955682SmarkmAC_MSG_RESULT($ac_cv___attribute__) 3055682Smarkm]) 3155682Smarkm 32