acos.s fix: use the formula acos(x) = atan2(sqrt(1-x),sqrt(1+x))
[musl] / src / math / x86_64 / acosl.s
2012-03-22 nszacos.s fix: use the formula acos(x) = atan2(sqrt(1...
2012-03-21 Rich Felkerx86_64 math asm, long double functions only