floatformat.c (floatformat_always_valid): Change type of last argument to `void *'.

floatformat.c (floatformat_always_valid): Change type of last argument to `void *'.

[libiberty]
* floatformat.c (floatformat_always_valid): Change type of last
argument to `void *'.
(floatformat_i387_ext_is_valid): Likewise.
(floatformat_to_double): Change type of second argument to `const
void *'.
(floatformat_from_double): Change type of last argument to `void
*'.
(floatformat_is_valid): Change type of last argument to `const
void *'.
(ieee_test): Remove redundant casts.
[include]
* floatformat.h (struct floatformat): Change type of large
argument for is_valid member to `const void *'.
(floatformat_to_double): Change type of second argument to `const
void *'.
(floatformat_from_double): Change type of last argument to `void
*'.
(floatformat_is_valid): Change type of last argument to `const
void *'.

From-SVN: r103218