google3/third_party/grte/v5_src/glibc-2.27/stdlib/bug-strtod2.c

#include <locale.h>
#include <math.h>
#include <stdio.h>
#include <stdlib.h>

#include "tst-strtod.h"

static const char *tests[] =
  {
    "inf", "Inf", "iNf", "inF", "INf", "iNF", "INF", "InF",
    "infinity", "Infinity", "InfInity", "INFINITY"
  };
#define ntests (sizeof (tests) / sizeof (tests[0]))

#define TEST_STRTOD(FSUF, FTYPE, FTOSTR, LSUF, CSUF)			\
static int								\
test_strto ## FSUF (void)						\
{									\
  int res = 0;								\
  for (int i = 0; i < ntests; ++i)					\
    {									\
      char *endp;							\
      FTYPE d = strto ## FSUF (tests[i], &endp);			\
      if (*endp != '\0')						\
	{								\
	  printf ("did not consume all of '%s'\n", tests[i]);		\
	  res = 1;							\
	}								\
      if (!isinf (d))							\
	{								\
	  printf ("'%s' does not pass isinf\n", tests[i]);		\
	  res = 1;							\
	}								\
    }									\
									\
  return res;								\
}

GEN_TEST_STRTOD_FOREACH (TEST_STRTOD)

static int
do_test (void)
{
  /* The Turkish locale is notorious because tolower() maps 'I' to the
     dotless lowercase 'i' and toupper() maps 'i' to an 'I' with a dot
     above.  */
  if (setlocale (LC_ALL, "tr_TR.UTF-8") == NULL)
    {
      puts ("cannot set locale");
      return 0;
    }

  return STRTOD_TEST_FOREACH (test_strto);
}

#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"