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/* Test to strtod etc for numbers like x000...0000.000e-nn.
This file is part of the GNU C Library.
Copyright (C) 2001-2020 Free Software Foundation, Inc.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2001.
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
<https://www.gnu.org/licenses/>. */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "tst-strtod.h"
#define TEST_STRTOD(FSUF, FTYPE, FTOSTR, LSUF, CSUF) \
static int \
test_strto ## FSUF (void) \
{ \
char buf[300]; \
int cnt; \
int result = 0; \
\
for (cnt = 0; cnt < 200; ++cnt) \
{ \
ssize_t n; \
FTYPE f; \
\
n = sprintf (buf, "%d", cnt); \
memset (buf + n, '0', cnt); \
sprintf (buf + n + cnt, ".000e-%d", cnt); \
f = strto ## FSUF (buf, NULL); \
\
if (f != (FTYPE) cnt) \
{ \
char fstr[FSTRLENMAX]; \
char fcntstr[FSTRLENMAX]; \
FTOSTR (fstr, sizeof (fstr), "%g", f); \
FTOSTR (fcntstr, sizeof (fstr), "%g", (FTYPE) cnt); \
printf ("strto" #FSUF "(\"%s\") " \
"failed for cnt == %d (%s instead of %s)\n", \
buf, cnt, fstr, fcntstr); \
result = 1; \
} \
else \
printf ( "strto" #FSUF "() fine for cnt == %d\n", cnt); \
} \
return result; \
}
GEN_TEST_STRTOD_FOREACH (TEST_STRTOD)
int
main (void)
{
return STRTOD_TEST_FOREACH (test_strto);
}
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