/* Copyright (C) 2013-2018 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or

   modify it under the terms of the GNU Lesser General Public

   License as published by the Free Software Foundation; either

   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public

   License along with the GNU C Library; if not, see

   <http://www.gnu.org/licenses/>.  */

#include <stdio.h>

#include <string.h>

int

main (void)

{

  FILE *f;

  int lost = 0;

  int c;

  double d;

  char s[] = "+.e";

  f = fmemopen (s, strlen (s), "r");

  /* This should fail to parse a floating-point number, and leave 'e' in the

     input.  */

  lost |= (fscanf (f, "%lf", &d) != 0);

  c = fgetc (f);

  lost |= c != 'e';

  puts (lost ? "Test FAILED!" : "Test succeeded.");

  return lost;

}