[Bug libstdc++/31836] [4.3 Regression] FAIL: 27_io/basic_istream/extractors_arithmetic/char/12.cc execution test

[amylaar at spamcop dot net]

------- Comment #34 from amylaar at spamcop dot net  2007-05-14 19:25 -------
Subject: Re:  [4.3 Regression] FAIL:
        27_io/basic_istream/extractors_arithmetic/char/12.cc execution test

Quoting pcarlini at suse dot de <gcc-bugzilla@gcc.gnu.org>:

> Now, the strange thing is that, before these two last patches (in 4_2-branch
> in
> other terms), errno doesn't turn out to be == ERANGE for your target: strtof
> should have set it...

It's lameness in newlib.

newlib/libc/stdlib/strtod.c defines:

float
_DEFUN (strtof, (s00, se),
        _CONST char *s00 _AND
        char **se)
{
  double retval = _strtod_r (_REENT, s00, se);
  if (isnan (retval))
    return nanf (NULL);
  return (float)retval;
}


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31836