#14406: Various prereq fixes
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Reporter: jdemeyer | Owner: drkirkby
Type: enhancement | Status: needs_review
Priority: major | Milestone: sage-5.9
Component: porting | Resolution:
Keywords: | Work issues:
Report Upstream: N/A | Reviewers:
Authors: Jeroen Demeyer | Merged in:
Dependencies: | Stopgaps:
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Comment (by jpflori):
Replying to [comment:36 jdemeyer]:
> Replying to [comment:21 jpflori]:
> > Indeed, we cheat for logl/sqrtl/tgammal/lgammal in
sage/symbolic/pynac_cc.h just as we do with the R patch for logl.
>
> I wouldn't mind always "cheating", i.e. not supporting `logl()` at all
and drop all the Cygwin/FreeBSD hassle. Especially because long doubles
don't have a portable meaning (they have a different precision on
different systems).
Ive got a slight preference for the SAGE_INST_CEPHES solution, espoecially
it "could" be easier to maintain, but for the moment I could go with not
even testing sqrtl anywhere assuming that its in the libm of supported
platforms or were dealing with Cygwin or FreeBSD.
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/14406#comment:43>
Sage <http://www.sagemath.org>
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