#18240: fix MPIR's compliance with c++
-------------------------------------+-------------------------------------
Reporter: dimpase | Owner:
Type: defect | Status: needs_review
Priority: major | Milestone: sage-6.7
Component: packages: | Resolution:
standard | Merged in:
Keywords: | Reviewers: Jakob Kroeker, Leif
Authors: Dima Pasechnik | Leonhardy
Report Upstream: Reported | Work issues:
upstream. Developers acknowledge | Commit:
bug. | 6785ef2000d220f511fcf3e9830b05099500ef47
Branch: u/dimpase/18240 | Stopgaps:
Dependencies: |
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Changes (by leif):
* reviewer: => Jakob Kroeker, Leif Leonhardy
Comment:
Replying to [comment:28 leif]:
> Replying to [comment:22 jakobkroeker]:
> > it seems that the HAVE_MPZ_INT64_CONVERSION check by the configure
script fails in case
> > g++ is used without enabling c++ 2011 standard. When using g++ with
'-std=c++11' flag (or similar), the HAVE_MPZ_INT64_CONVERSION check
should succeed and define '_4ti2_HAVE_MPZ_INT64_CONVERSION'.
As posted, they fail, but for a different reason... (see below)
> Haven't digged deeper yet. (Should take a look at the `config.log`s,
and `configure`.)
Ok, sorry, my bad: I had only rebuilt MPIR with GCC 5.1, and so 4ti2's
conversion checks failed with the earlier versions (4.8.4 and 4.9.2) due
to a rather unrelated linker error.
[[BR]]
Dima, if nobody objects, I think you can set the ticket to positive
review. (Although "GCC 4.9 work-around" stills seems a bit misleading, as
it's not a compiler bug. ;-) )
--
Ticket URL: <http://trac.sagemath.org/ticket/18240#comment:29>
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