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[BZ #3855]

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* stdlib/strtod_l.c (____STRTOF_INTERNAL): 0x. not followed by
	hexadecimal digit should accept just the initial 0.
	* stdlib/tst-strtod2.c (tests): New variable.
	(do_test): Run several tests rather than just one.

2007-01-11  Jakub Jelinek  <jakub@redhat.com>
This commit is contained in:
Ulrich Drepper
2007-01-11 17:28:58 +00:00
parent 66193697e0
commit 43b9d65740
3 changed files with 54 additions and 17 deletions
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41
stdlib/tst-strtod2.c
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@ -1,22 +1,41 @@
#include <stdio.h>
#include <stdlib.h>
struct test
{
const char *str;
double result;
size_t offset;
} tests[] =
{
{ "0xy", 0.0, 1 },
{ "0x.y", 0.0, 1 },
{ "0x0.y", 0.0, 4 },
{ "0x.0y", 0.0, 4 },
{ ".y", 0.0, 0 },
{ "0.y", 0.0, 2 },
{ ".0y", 0.0, 2 }
};
static int
do_test (void)
{
int status = 0;
const char s[] = "0x";
char *ep;
double r = strtod (s, &ep);
if (r != 0)
for (size_t i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i)
{
printf ("r = %g, expect 0\n", r);
status = 1;
}
if (ep != s + 1)
{
printf ("strtod parsed %ju characters, expected 1\n", ep - s);
status = 1;
char *ep;
double r = strtod (tests[i].str, &ep);
if (r != tests[i].result)
{
printf ("test %zu r = %g, expect %g\n", i, r, tests[i].result);
status = 1;
}
if (ep != tests[i].str + tests[i].offset)
{
printf ("test %zu strtod parsed %ju characters, expected %zu\n",
i, ep - tests[i].str, tests[i].offset);
status = 1;
}
}
return status;
}