[BZ #3919]

[BZ #3919]

	* math/libm-test.inc (log_test): Test -Inf and NaN.
	(log10_test, log1p_test, log2_test): Test -Inf.
	* sysdeps/i386/fpu/e_log.S (__ieee754_log): Don't raise
	FE_INVALID when argument is qNaN.
	* sysdeps/i386/fpu/e_logl.S (__ieee754_logl): Likewise.
	* sysdeps/i386/fpu/e_logf.S (__ieee754_logf): Likewise.
	* sysdeps/x86_64/fpu/e_logl.S (__ieee754_logl): Likewise.
	* sysdeps/x86_64/fpu/e_log10l.S (__ieee754_log10l): Replace
	andb $1, %ah with testb $1, %ah, don't test for parity, instead
	testb $4, %ah and jump if non-zero.
	* sysdeps/x86_64/fpu/e_log2l.S (__ieee754_log2l): Likewise.
	* sysdeps/x86_64/fpu/s_log1pl.S (__log1pl): Likewise.

2007-03-15  Jakub Jelinek  <jakub@redhat.com>