[PATCH 11/12] ldbl-128ibm-compat: Redirect complex math functions

[Joseph Myers]

I don't see any test infrastructure in this patch series for either the 
math.h or complex.h functions.  Is that to be added separately?

Principles include:

* As ulps are currently identified as "ldouble" and "float128", those need 
to be appropriately associated with the correct formats in testing (which 
the testing already handles for getting _FloatN tests using the 
appropriate ulps, whatever type name those ulps may be listed with).

* The libm functions built for each format should be tested.  While most 
of the functions built for float128 are at least tested under their *f128 
names, you have those such as __significandieee128 which don't have such a 
name and so need testing added for the code to get tested at all.

* There should be at least some test coverage that the redirection works, 
i.e. tests built and run with binary128 long double.

-- 
Joseph S. Myers
joseph@codesourcery.com