AC_TRY_COMPILE([
$1
+#ifdef HAVE_STDDEF_H
+#include <stddef.h>
+#endif
#ifndef offsetof
#define offsetof(TYPE, MEMBER) ((int) &((TYPE *)0)->MEMBER)
#endif
AC_DEFUN([FR_TLS],
[
AC_MSG_CHECKING(for TLS)
- AC_RUN_IFELSE([AC_LANG_SOURCE([[ static __thread int val; int main() { return 0; } ]])],[have_tls=yes],[have_tls=no],[have_tls=no ])
+ AC_RUN_IFELSE([AC_LANG_SOURCE([[ static __thread int val; int main(int argc, char *argv[]) { return val = argc; } ]])],[have_tls=yes],[have_tls=no],[have_tls=no ])
AC_MSG_RESULT($have_tls)
if test "$have_tls" = "yes"; then
AC_DEFINE([HAVE_THREAD_TLS],[1],[Define if the compiler supports __thread])