I added -v in the local folder's makefile to produce verbose output.<br><br><div class="gmail_quote">On Mon, Apr 23, 2012 at 4:33 PM, Satish Balay <span dir="ltr"><<a href="mailto:balay@mcs.anl.gov">balay@mcs.anl.gov</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hm - we've seen these errors with -g3 but not with -g. Are you sure<br>
there is no '-g3' somewhere on the compile command?<br>
<br>
With latest petsc-dev/buildsystem one should not see -g3 [set by configure]<br>
<br>
Also - why is there 'cicc' in a petsc build?<br>
<span class="HOEnZb"><font color="#888888"><br>
Satish<br>
</font></span><div class="HOEnZb"><div class="h5"><br>
On Mon, 23 Apr 2012, Daniel Lowell wrote:<br>
<br>
> Hi all,<br>
><br>
><br>
> Has anyone run into any problems with NVCC 4.1 or .42 on PETSc with<br>
> arch=sm_20?<br>
> I have having real issues with it. I keep getting this:<br>
><br>
> #$ cicc -arch compute_20 -m64 -ftz=0 -prec_div=1 -prec_sqrt=1 -fmad=1 -g<br>
> -O0 "/tmp/tmpxft_00000b8b_00000000-10_vecgpu"<br>
> "/tmp/tmpxft_00000b8b_00000000-7_vecgpu.cpp3.i" -o<br>
> "/tmp/tmpxft_00000b8b_00000000-2_vecgpu.ptx"<br>
> <built-in>(2): error: "__STDC_HOSTED__" is predefined; attempted<br>
> redefinition ignored<br>
><br>
> <built-in>(8): error: "__WCHAR_TYPE__" is predefined; attempted<br>
> redefinition ignored<br>
><br>
> <built-in>(115): error: "__x86_64" is predefined; attempted redefinition<br>
> ignored<br>
><br>
> <built-in>(116): error: "__x86_64__" is predefined; attempted redefinition<br>
> ignored<br>
><br>
> <built-in>(126): error: "__linux__" is predefined; attempted redefinition<br>
> ignored<br>
><br>
> <built-in>(128): error: "__unix__" is predefined; attempted redefinition<br>
> ignored<br>
><br>
> 6 errors detected in the compilation of<br>
> "/tmp/tmpxft_00000b8b_00000000-7_vecgpu.cpp3.i".<br>
> # --error 0x1 --<br>
><br>
><br>
> 4.0 works fine, no issues.<br>
> 4.0 version uses the older nvopencc, in 4.1 and 4.2 they use something<br>
> called cicc, for target architecture sm_2x. Of course it does no mention<br>
> cicc in the updated nvcc documentation at all.<br>
><br>
> Tried 4.2 with GCC 4.3 and 4.4 without any difference in behavior.<br>
><br>
><br>
> PETSc configuration script:<br>
><br>
> MPI_DIR="--with-mpi-dir=$MPICH2_HOME"<br>
> LAD="--download-f-blas-lapack=yes"<br>
> CUD="--with-cuda-dir=/soft/cuda-4.2/cuda"<br>
> ./config/configure.py $MPI_DIR $LAD $CUD \<br>
> --with-debugging=1 \<br>
> --with-cudac="nvcc -m64 -g -G" \<br>
> --with-precision=double \<br>
> --with-clanguage=c \<br>
> --with-cuda-arch=sm_20<br>
><br>
><br>
><br>
><br>
><br>
<br>
</div></div></blockquote></div><br><br clear="all"><div><br></div>-- <br>Daniel Lowell<br><br>