locale_facets.tcc (num_get<>::_M_extract_float): Special case main parsing loop for !_M_allocated (i.e., "C" locale).

2006-04-29  Paolo Carlini  <pcarlini@suse.de>

	* include/bits/locale_facets.tcc (num_get<>::_M_extract_float):
	Special case main parsing loop for !_M_allocated (i.e., "C" locale).
	(num_get<>::_M_extract_int): Likewise.
	* include/bits/locale_facets.h (num_get<>::_M_find): New.

From-SVN: r113377