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Re: Building Octave on Mac OS 10.10 (Yosemite)

From: c.
Subject: Re: Building Octave on Mac OS 10.10 (Yosemite)
Date: Mon, 20 Oct 2014 08:04:17 +0200

On 20 Oct 2014, at 04:06, Alexander Hansen <address@hidden> wrote:

> On 10/19/14, 4:59 PM, Ben Abbott wrote:
>>> On Oct 19, 2014, at 7:57 PM, Ben Abbott <address@hidden> wrote:
>>> For any who upgrade to Yosemite (MacOS 10.10), it is necessary to install 
>>> Xcode 6.1 and the command line tools (i.e. not Xcode 6.0.1).  The 6.1 
>>> release includes a fix that allows cmake to be built, cmake is needed to 
>>> build gl2ps.
>>> I had to download the Xcode 6.1 tools directly from Apple's developers 
>>> website.
>>>     https://developer.apple.com/downloads/index.action#
>>> Ben
>> I just noticed the command line tools for Xcode 6.1 are beta 3.
>> Ben
> I've had consistent problems building Octave-3.6.4 or 3.8.2 with any 6.x 
> Xcode Command Line Tools.  The error is of the following form ("oct-cxx" is 
> really clang++ --I'm using wrapper scripts to make maintenance easier for 
> me-- and we're using libc++ to build all of our C++ libraries because it's 
> the default on OS X 10.9 and later:
> libtool: compile:  oct-cxx -DHAVE_CONFIG_H -I. -I.. -I./array -I./cruft/misc 
> -Inumeric -I./numeric -Ioperators -I./operators -I./system -I./util 
> -I../libgnu -I../libgnu -I/usr/X11/include -I/sw/include -Wall -W -Wshadow 
> -Wold-style-cast -Wformat -Wpointer-arith -Wwrite-strings -Wcast-align 
> -Wcast-qual -O3 -MD -D_THREAD_SAFE -pthread -MT 
> array/array_libarray_la-int32NDArray.lo -MD -MP -MF 
> array/.deps/array_libarray_la-int32NDArray.Tpo -c array/int32NDArray.cc  
> -fno-common -DPIC -o array/.libs/array_libarray_la-int32NDArray.o
> In file included from array/int16NDArray.cc:28:
> In file included from ./array/int16NDArray.h:26:
> In file included from ./array/intNDArray.h:26:
> In file included from ./array/MArray.h:28:
> In file included from ./array/Array.h:32:
> In file included from 
> /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../include/c++/v1/algorithm:624:
> /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../include/c++/v1/type_traits:1169:21:
>  error:
>      call to '__test' is ambiguous
>   typedef decltype(__test(declval<_Tp>())) type;
> My understanding is that Macports has determined that this a clang bug and 
> has blacklisted the Xcode Command Line Tools version 6 or newer (optional on 
> 10.9, mandatory on 10.10) to build Octave for this reason.
> Is this something which has been addressed in the post-3.8.2 Octave code?  Or 
> is this not triggered on Yosemite?  Or would I have to use libstdc++, in 
> which case I'll blacklist Xcode >= 6 and Octave won't be available for 
> Yosemite in Fink at all until it gets resolved, since we're only using libc++.

this bug is being discussed her:


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