Undefined behaviour causing problems on AVR32

Torbjorn Granlund tg at gmplib.org
Tue Apr 14 09:38:33 CEST 2009

Bradley Smith <bradsmith at debian.org> writes:

  static int
  scan (const char **sp, const char *fmt, ...)
      va_list ap;
      int ret;
      va_start(ap, fmt);
      ret = vsscanf(*sp, fmt, ap);
      return ret;
Unfortunately, vsscanf seems to be missing from some systems GMP tries
to support.


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