# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!

 # Local configure fragment for sysdeps/ieee754/ldbl-opt/.

{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC $CFLAGS supports -mlong-double-128" >&5

$as_echo_n "checking whether $CC $CFLAGS supports -mlong-double-128... " >&6; }

if ${libc_cv_mlong_double_128+:} false; then :

  $as_echo_n "(cached) " >&6

else

  save_CFLAGS="$CFLAGS"

CFLAGS="$CFLAGS -mlong-double-128"

cat confdefs.h - <<_ACEOF >conftest.$ac_ext

/* end confdefs.h.  */

int

main ()

{

#ifndef __LONG_DOUBLE_128__

# error "compiler did not predefine __LONG_DOUBLE_128__ as expected"

#endif

long double foobar (long double x) { return x; }

  ;

  return 0;

}

_ACEOF

if ac_fn_c_try_compile "$LINENO"; then :

  libc_cv_mlong_double_128=yes

else

  libc_cv_mlong_double_128=no

fi

rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext

CFLAGS="$save_CFLAGS"

fi

{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_mlong_double_128" >&5

$as_echo "$libc_cv_mlong_double_128" >&6; }

if test "$libc_cv_mlong_double_128" = no; then

  as_fn_error $? "this configuration requires -mlong-double-128 support" "$LINENO" 5

fi