Date: Thu, 06 Sep 2012 20:28:38 +0200 From: "O. Hartmann" <ohartman@zedat.fu-berlin.de> To: Dimitry Andric <dim@FreeBSD.org> Cc: "O. Hartmann" <ohartman@mail.zedat.fu-berlin.de>, "freebsd-performance@freebsd.org" <freebsd-performance@freebsd.org>, Ports FreeBSD <freebsd-ports@FreeBSD.org> Subject: Re: Help. Porting "FreeOCL" fails (atomic_ops.h missing, CLANG++ libc++ issues ...) Message-ID: <5048EB56.2070402@zedat.fu-berlin.de> In-Reply-To: <50489C47.4040101@FreeBSD.org> References: <5047659D.8000107@mail.zedat.fu-berlin.de> <50489C47.4040101@FreeBSD.org>
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This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigD4E7CD31FFDFB764121CBF17 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable On 09/06/12 14:51, Dimitry Andric wrote: > On 2012-09-05 16:45, O. Hartmann wrote: > ... >> Well, I tried LLVM/CLANG, but Cmake of the sources fairly fails many >> checks especuially for OpenMP. >=20 > Yes, it is currently not supported. I am not sure if there are serious= > attempts to add it. >=20 >=20 >> Using clang++ requisites the usage of the >> new libc++ (CXXFLAGS+=3D -stdlib=3Dlibc++). But this fails with this e= rror: > ... >> /usr/ports/devel/freeocl/work/FreeOCL-0.3.6-Source/src/parser/parser.h= :118:15: >> >> error: no viable conversion from 'std::__1::basic_istream<char>' to >> 'const bool' >> const bool ok =3D in.get(c); >> ^ ~~~~~~~~~ >=20 > This is a bug in FreeOCL. The istream::get() function returns an > istream reference, which can't be cast directly to bool. However, ther= e > is a negation operator defined for istream, so the line can be changed > to: >=20 > const bool ok =3D !!in.get(c); >=20 > I have attached a patch for the port as I have built it here with clang= =2E > I didn't add the dependency on atomic_ops yet, but it should be fairly > trivial. >=20 > Note I also needed a fix for Mk/bsd.cmake.mk, otherwise the required > ${CPPFLAGS} would not be passed along to CMake, and then the build woul= d > still fail to find the atomic_ops headers in /usr/local/include. With the patch for Mk/bsd.cmake.mk attached, I can not compile the port with CLANG, compilation results in [ 15%] Building CXX object src/CMakeFiles/FreeOCL.dir/image.cpp.o /usr/ports/devel/freeocl/work/FreeOCL-0.3.6-Source/src/image.cpp:442:27: error: member access into incomplete type 'struct _cl_event' if (event_wait_list[i]->status < 0) ^ /usr/local/include/CL/cl.h:46:16: note: forward declaration of '_cl_event= ' typedef struct _cl_event * cl_event; ^ /usr/ports/devel/freeocl/work/FreeOCL-0.3.6-Source/src/image.cpp:449:58: error: allocation of incomplete type '_cl_event' cmd->event =3D (blocking_read =3D=3D CL_TRUE || event) ? = new _cl_event(command_queue->context) : NULL; ^~~~~~~~~ /usr/local/include/CL/cl.h:46:16: note: forward declaration of '_cl_event= ' typedef struct _cl_event * cl_event; ^ /usr/ports/devel/freeocl/work/FreeOCL-0.3.6-Source/src/image.cpp:463:14: error: member access into incomplete type '_cl_event' cmd->event->command_queue =3D command_queue; ^ /usr/local/include/CL/cl.h:46:16: note: forward declaration of '_cl_event= ' typedef struct _cl_event * cl_event; ^ /usr/ports/devel/freeocl/work/FreeOCL-0.3.6-Source/src/image.cpp:464:14: error: member access into incomplete type '_cl_event' cmd->event->command_type =3D CL_COMMAND_READ_IMAG= E; ^ /usr/local/include/CL/cl.h:46:16: note: forward declaration of '_cl_event= ' typedef struct _cl_event * cl_event; Without the patch, CLANG++ doesn't find the atomic_ops.h header as you wrote. Oliver --------------enigD4E7CD31FFDFB764121CBF17 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (FreeBSD) iQEcBAEBAgAGBQJQSOtbAAoJEOgBcD7A/5N8GYMIAMcRzFu0/Mc8a1Jke+tO6gT4 QsPTDGUPJo+K8irt/tPXtMnV6jwYGpgSVlOt4QehZiwV822Y9IepXTT4snl2lVcc OhjfWnLhiljTJF9fSlw6j4/4PP4L82oPXfGJKMhb4mv6XF7v2ySIk1qVvaTtXZSM Rg4ToiYeD4/5xNf6GDTTU2cRWFDwV2g551jf9htH/WqJPYq51WjJ7BIeaklEmqds rMg0l+e33jSBY9/qNdVVZrUlrS47QvLMBkc69TttwxGIAOAX13YdBSNuGdhB/yDo /IpVbToGewqDKk7EAIbq1nWQUQ1drtzbkoLmpC+T3NvLwRPJf+4V3SG+SklWo3w= =ixdR -----END PGP SIGNATURE----- --------------enigD4E7CD31FFDFB764121CBF17--
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