#include <stdio.h>

#include <stdlib.h>

#include <string.h>

static const struct

{

  const char *str;

  const char *expected;

} tests[] =

  {

    { "1e308", "1e+308" },

    { "100000000e300", "1e+308" },

    { "0x1p1023", "8.98847e+307" },

    { "0x1000p1011", "8.98847e+307" },

    { "0x1p1020", "1.12356e+307" },

    { "0x0.00001p1040", "1.12356e+307" },

    { "1e-307", "1e-307" },

    { "0.000001e-301", "1e-307" },

    { "0.0000001e-300", "1e-307" },

    { "0.00000001e-299", "1e-307" },

    { "1000000e-313", "1e-307" },

    { "10000000e-314", "1e-307" },

    { "100000000e-315", "1e-307" },

    { "0x1p-1021", "4.45015e-308" },

    { "0x1000p-1033", "4.45015e-308" },

    { "0x10000p-1037", "4.45015e-308" },

    { "0x0.001p-1009", "4.45015e-308" },

    { "0x0.0001p-1005", "4.45015e-308" },

  };

#define NTESTS (sizeof (tests) / sizeof (tests[0]))

static int

do_test (void)

{

  int status = 0;

  for (int i = 0; i < NTESTS; ++i)

    {

      char buf[100];

      snprintf (buf, sizeof (buf), "%g", atof (tests[i].str));

      if (strcmp (buf, tests[i].expected) != 0)

	{

	  printf ("%d: got \"%s\", expected \"%s\"\n",

		  i, buf, tests[i].expected);

	  status = 1;

	}

    }

  return status;

}

#define TEST_FUNCTION do_test ()

#include "../test-skeleton.c"