Re: [Lapackpp-devel] Help me: syntax errors from "COMPLEX" in Lapack++

[Christian S. <sti...@tu...>]

Questions about the program *always* to the mailinglist, *never* to=20
individual developers. Thanks.

mohamad chaitou schrieb:
> Hi Christian,
> Thank you for your invaluable help. The tests are passed very well, but=
=20
> when i had tried to compile a simple program i got many errors of kinds=
=20
> "undefined references". for example when compiling the file=20
> "$HOME/lapackpp-2.0.3/testing/tEigSolve.cc" errors like the following=20
> appears:
> (tEigSolve.o(.text+0x284): In function `eig_residual(LaSymmMatDouble=20
> const&, double, LaVectorDouble const&)':
> : undefined reference to =AB Mach_eps_double()    =BB). what could be t=
he=20
> problem?
> I hope some suggestions from you,
> Thank you a lot,

Please send your full compile command line so that we can see how you=20
compiled your test program.

Christian

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> Christian Stimming a =E9crit :
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>> Dear Mohamad,
>>
>> when using Lapack++ and using the complex-valued matrices, you need to=
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>> define the constant LA_COMPLEX_SUPPORT because otherwise lapack++=20
>> would have the complex numbers disabled. Either you insert
>> #define LA_COMPLEX_SUPPORT
>> into your personal source code before including the headers, or you=20
>> call gcc with -DLA_COMPLEX_SUPPORT. If you want to run the example=20
>> files, you can have this done automatically by the command "make check=
".
>>
>> Christian
>>
>> mohamad chaitou schrieb:
>>
>>> HI all,
>>> I'm new to C++. I've just installed Lapackpp-2.0.3. The installation=20
>>> seems to be fine but when i tried to do a test (i've tried the=20
>>> command "gcc tEigSolve.cc" under the directory=20
>>> lapackpp-2.0.3/testing) i have got many syntax errors!!, these errors=
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>>> come from files: vc.h, gmc.h, lavc.h, blas1pp.h, blaspp.h and=20
>>> blas++.h. Most of these errors claim about the struct "COMPLEX", when=
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>>> declaring a pointer or a reference to "COMPLEX" saying that this is a=
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>>> syntax error!
>>> Please give me some feedback,
>>> Thanks in advances!
>>>
>>>
>>>
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>>
>>
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