[Llvm-bgq-discuss] bgclang11 r206161-20140414 link error

Wed May 28 02:48:47 CDT 2014

----- Original Message -----
> From: "Christophe Prud'homme" <christophe.prudhomme at feelpp.org>
> To: llvm-bgq-discuss at lists.alcf.anl.gov
> Sent: Tuesday, May 27, 2014 11:44:51 PM
> Subject: Re: [Llvm-bgq-discuss] bgclang11 r206161-20140414 link error
> 
> 
> 
> Hello
> 
> 
> /bgsys/drivers/toolchain/V1R2M1_base_4.7.2 won't be installed on
> Fermi.
> I have however I have recompiled gcc 4.7 (with slight changes to the
> patches available on the system) and installed on my account.
> Is it ok to use bgclang with an homemade gcc 4.7 system not located
> in /bgsys/drivers/toolchain/V1R2M1_base_4.7.2 ?

Yep, that should be fine. Essentially the only thing that is really needed from the 4.7.2 install is the libstdc++ library. If you change the paths in the bgclang wrapper script I imagine that everything should work for you. If you run into any problems, please let me know.

 -Hal

> I guess I should have to recompile clang to tell where are the tools
> and libraries no ?
> I actually need the c++11 compiler.
> 
> 
> Best regards
> C.
> 
> 
> 
> 
> On Fri, Apr 25, 2014 at 1:04 PM, Hal Finkel < hfinkel at anl.gov >
> wrote:
> 
> 
> 
> ----- Original Message -----
> > From: "Christophe Prud'homme" < christophe.prudhomme at feelpp.org >
> > To: llvm-bgq-discuss at lists.alcf.anl.gov
> > Sent: Friday, April 25, 2014 3:58:56 AM
> > Subject: Re: [Llvm-bgq-discuss] bgclang11 r206161-20140414 link
> > error
> > 
> > 
> > 
> > Hi
> > 
> > 
> > I just subscribed to the list and have been reading the archive. It
> > seems to me that the problem comes from the fact that I don't have
> > access to /bgsys/drivers/toolchain/V1R2M1_base_4.7.2 on fermi at
> > cineca, I am just a user.
> 
> That is indeed the problem. Please let me know if that turns out to
> be impossible (or will take a long time) for any reason.
> 
> -Hal
> 
> 
> 
> > I will ask the sysadmins of fermi to add
> > this toolchain.
> > 
> > 
> > Best regards
> > C.
> > 
> > 
> > 
> > On Fri, Apr 25, 2014 at 10:25 AM, Christophe Prud'homme <
> > christophe.prudhomme at feelpp.org > wrote:
> > 
> > 
> > 
> > Hello
> > 
> > 
> > First thanks for bgclang!
> > 
> > 
> > I need to use bgclang++ with c++11 enabled to compile our code. I
> > get
> > an error at link time for this simple code.
> > 
> > 
> > 
> > 
> > --- t.cpp
> > 
> > 
> > #include <iostream>
> > 
> > int main(int argc, char** argv )
> > 
> > 
> > {
> > 
> > std::cout << "Hello\n";
> > 
> > return 0;
> > 
> > }
> > 
> > ----
> > 
> > 
> > 
> > bgclang++11 -o t t.cpp
> > 
> > /gpfs/work/LI03s_DDFD/bgclang/r206161-20140414/libc++/lib/libc++.a(exception.cpp.o):(.toc+0x0):
> > undefined reference to `vtable for std::nested_exception'
> > 
> > clang: error: linker command failed with exit code 1 (use -v to see
> > invocation)
> > 
> > 
> > 
> > 
> > Am I missing something ?
> > 
> > 
> > here is what I get adding -v
> > 
> > 
> > 
> > 
> > clang version 3.5.0 (trunk)
> > 
> > Target: powerpc64-bgq-linux
> > 
> > Thread model: posix
> > 
> > Found candidate GCC installation:
> > /bgsys/drivers/V1R2M1/ppc64/gnu-linux/lib/gcc/powerpc64-bgq-linux/4.4.6
> > 
> > Selected GCC installation:
> > /bgsys/drivers/V1R2M1/ppc64/gnu-linux/lib/gcc/powerpc64-bgq-linux/4.4.6
> > 
> > Candidate multilib: .;@m64
> > 
> > Selected multilib: .;@m64
> > 
> > "/gpfs/work/LI03s_DDFD/bgclang/r206161-20140414/bin/clang" -cc1
> > -triple powerpc64-bgq-linux -S -disable-free -main-file-name t.cpp
> > -static-define -mrelocation-model static -mdisable-fp-elim
> > -ffp-contract=fast -no-integrated-as -mconstructor-aliases
> > -target-cpu a2q -target-linker-version 2.20.51.0.2 -v -resource-dir
> > /gpfs/work/LI03s_DDFD/bgclang/r206161-20140414/bin/../lib/clang/3.5.0
> > -D __bgclang__=1 -D "__bgclang_version__=\"r206161-20140414\"" -I
> > /gpfs/work/LI03s_DDFD/bgclang/r206161-20140414/sleef/include
> > -internal-isystem /usr/local/include -internal-isystem
> > /gpfs/work/LI03s_DDFD/bgclang/r206161-20140414/bin/../lib/clang/3.5.0/include
> > -internal-externc-isystem /include -internal-externc-isystem
> > /usr/include -std=gnu++11 -fdeprecated-macro
> > -fno-dwarf-directory-asm -fdebug-compilation-dir /tmp -ferror-limit
> > 19 -fmessage-length 143 -mstackrealign -fno-signed-char
> > -fobjc-runtime=gcc -fcxx-exceptions -fexceptions
> > -fdiagnostics-show-option -fcolor-diagnostics -vectorize-slp
> > -isystem
> > /gpfs/work/LI03s_DDFD/bgclang/r206161-20140414/libc++/include
> > -isystem
> > /gpfs/work/LI03s_DDFD/bgclang/r206161-20140414/libstdc++fixup/include
> > -isystem
> > /bgsys/drivers/V1R2M1/ppc64/gnu-linux/powerpc64-bgq-linux/include/c++/4.4.6
> > -isystem
> > /bgsys/drivers/V1R2M1/ppc64/gnu-linux/powerpc64-bgq-linux/include/c++/4.4.6/powerpc64-bgq-linux
> > -isystem
> > /bgsys/drivers/V1R2M1/ppc64/gnu-linux/powerpc64-bgq-linux/sys-include
> > -mllvm -optimize-regalloc -mllvm -fast-isel=0 -o /tmp/t-bcbb9c.s -x
> > c++ t.cpp
> > 
> > clang -cc1 version 3.5.0 based upon LLVM 3.5.0svn default target
> > powerpc64-unknown-linux-gnu
> > 
> > ignoring nonexistent directory
> > "/gpfs/work/LI03s_DDFD/bgclang/r206161-20140414/libstdc++fixup/include"
> > 
> > ignoring nonexistent directory "/include"
> > 
> > #include "..." search starts here:
> > 
> > #include <...> search starts here:
> > 
> > /gpfs/work/LI03s_DDFD/bgclang/r206161-20140414/sleef/include
> > 
> > /gpfs/work/LI03s_DDFD/bgclang/r206161-20140414/libc++/include
> > 
> > /bgsys/drivers/V1R2M1/ppc64/gnu-linux/powerpc64-bgq-linux/include/c++/4.4.6
> > 
> > /bgsys/drivers/V1R2M1/ppc64/gnu-linux/powerpc64-bgq-linux/include/c++/4.4.6/powerpc64-bgq-linux
> > 
> > /bgsys/drivers/V1R2M1/ppc64/gnu-linux/powerpc64-bgq-linux/sys-include
> > 
> > /usr/local/include
> > 
> > /gpfs/work/LI03s_DDFD/bgclang/r206161-20140414/bin/../lib/clang/3.5.0/include
> > 
> > /usr/include
> > 
> > End of search list.
> > 
> > "/gpfs/work/LI03s_DDFD/bgclang/r206161-20140414/binutils/bin/as"
> > -a64
> > -mppc64 -many -ma2q -o /tmp/t-1e5725.o /tmp/t-bcbb9c.s
> > 
> > "/gpfs/work/LI03s_DDFD/bgclang/r206161-20140414/binutils/bin/ld"
> > --hash-style=gnu --no-add-needed --build-id -m elf64ppc -static -o
> > t
> > /bgsys/drivers/V1R2M1/ppc64/gnu-linux/powerpc64-bgq-linux/lib/crt1.o
> > /bgsys/drivers/V1R2M1/ppc64/gnu-linux/powerpc64-bgq-linux/lib/crti.o
> > /bgsys/drivers/V1R2M1/ppc64/gnu-linux/lib/gcc/powerpc64-bgq-linux/4.4.6/crtbeginT.o
> > -L/gpfs/work/LI03s_DDFD/bgclang/r206161-20140414/libc++/lib
> > -L/bgsys/drivers/V1R2M1/ppc64/gnu-linux/powerpc64-bgq-linux/lib
> > -L/gpfs/work/LI03s_DDFD/bgclang/r206161-20140414/sleef/lib
> > -L/bgsys/drivers/V1R2M1/ppc64/gnu-linux/lib/gcc/powerpc64-bgq-linux/4.4.6
> > -L/bgsys/drivers/V1R2M1/ppc64/gnu-linux/lib/gcc/powerpc64-bgq-linux/4.4.6/../../../../lib64
> > -L/lib/../lib64 -L/usr/lib/../lib64
> > -L/bgsys/drivers/V1R2M1/ppc64/gnu-linux/lib/gcc/powerpc64-bgq-linux/4.4.6/../../../../powerpc64-bgq-linux/lib
> > -L/bgsys/drivers/V1R2M1/ppc64/gnu-linux/lib/gcc/powerpc64-bgq-linux/4.4.6/../../..
> > -L/gpfs/work/LI03s_DDFD/bgclang/r206161-20140414/bin/../lib -L/lib
> > -L/usr/lib /tmp/t-1e5725.o --as-needed -lsleef --no-as-needed -lc++
> > -lrt -lpthread -lstdc++ -lm --start-group -lgcc -lgcc_eh -ldl -lc
> > -lnss_files -lnss_dns -lresolv -lm --end-group
> > /bgsys/drivers/V1R2M1/ppc64/gnu-linux/lib/gcc/powerpc64-bgq-linux/4.4.6/crtend.o
> > /bgsys/drivers/V1R2M1/ppc64/gnu-linux/powerpc64-bgq-linux/lib/crtn.o
> > 
> > /gpfs/work/LI03s_DDFD/bgclang/r206161-20140414/libc++/lib/libc++.a(exception.cpp.o):(.toc+0x0):
> > undefined reference to `vtable for std::nested_exception'
> > 
> > 
> > 
> > clang: error: linker command failed with exit code 1 (use -v to see
> > invocation)
> > 
> > 
> > 
> > 
> > Thank you in advance for any feedback you may have
> > 
> > 
> > Best regards
> > C. --
> > Christophe Prud'homme
> > Feel++ Project Manager
> > Professor in Applied Mathematics
> > @ Université Joseph Fourier (Grenoble, France)
> > @ Université de Strasbourg (France)
> > 
> > 
> > 
> > --
> > Christophe Prud'homme
> > Feel++ Project Manager
> > Professor in Applied Mathematics
> > @ Université Joseph Fourier (Grenoble, France)
> > @ Université de Strasbourg (France)
> > _______________________________________________
> > llvm-bgq-discuss mailing list
> > llvm-bgq-discuss at lists.alcf.anl.gov
> > https://lists.alcf.anl.gov/mailman/listinfo/llvm-bgq-discuss
> > 
> 
> --
> Hal Finkel
> Assistant Computational Scientist
> Leadership Computing Facility
> Argonne National Laboratory
> 
> 
> 
> 
> --
> Christophe Prud'homme
> Feel++ Project Manager
> Professor in Applied Mathematics
> @ Université Joseph Fourier (Grenoble, France)
> @ Université de Strasbourg (France)
> _______________________________________________
> llvm-bgq-discuss mailing list
> llvm-bgq-discuss at lists.alcf.anl.gov
> https://lists.alcf.anl.gov/mailman/listinfo/llvm-bgq-discuss
> 

-- 
Hal Finkel
Assistant Computational Scientist
Leadership Computing Facility
Argonne National Laboratory