Alan Modra aa5f0ff11a Correct IBM long double frexpl.
Besides fixing the bugzilla, this also fixes corner-cases where the high
and low double differ greatly in magnitude, and handles a denormal
input without resorting to a fp rescale.

	[BZ #16740]
	[BZ #16619]
	* sysdeps/ieee754/ldbl-128ibm/s_frexpl.c (__frexpl): Rewrite.
	* math/libm-test.inc (frexp_test_data): Add tests.
2014-04-16 19:33:32 +09:30
..
2014-04-16 19:33:32 +09:30