[PATCH] Include s_sin.c in s_sincos.c

[Siddhesh Poyarekar]

On Tuesday 17 November 2015 08:29 PM, Joseph Myers wrote:
> OK.  I imagine there should be more optimization scope from sharing the 
> range reduction between sin and cos, though that might be harder given how 
> the code is structured.

Yeah, I tried consolidating some of the overlapping ranges by hand, but
did not get any interesting results.  The compiler seems to do a better
job without any help.

Siddhesh