Re: Segmentation fault for the following Fortran program at -O3 on x86-64.

2010-08-06 Thread Toon Moene
Sebastian Pop wrote: On Thu, Aug 5, 2010 at 15:17, Sebastian Pop wrote: On Thu, Aug 5, 2010 at 15:07, Sebastian Pop wrote: I'm delta reducing this. Reduced it looks like this, and it seems like the bug is in the loop distribution for memset zero changes. parameter(numlev=3,numob

Re: Segmentation fault for the following Fortran program at -O3 on x86-64.

2010-08-05 Thread Sebastian Pop
On Thu, Aug 5, 2010 at 15:17, Sebastian Pop wrote: > On Thu, Aug 5, 2010 at 15:07, Sebastian Pop wrote: >> I'm delta reducing this. > > Reduced it looks like this, and it seems like the bug is in the loop > distribution > for memset zero changes. > >      parameter(numlev=3,numoblev=1000) >      

Re: Segmentation fault for the following Fortran program at -O3 on x86-64.

2010-08-05 Thread Sebastian Pop
On Thu, Aug 5, 2010 at 15:07, Sebastian Pop wrote: > I'm delta reducing this. Reduced it looks like this, and it seems like the bug is in the loop distribution for memset zero changes. parameter(numlev=3,numoblev=1000) integer i_otyp(numoblev,numlev), i_styp(numoblev,numlev) lo

Re: Segmentation fault for the following Fortran program at -O3 on x86-64.

2010-08-05 Thread Sebastian Pop
I'm delta reducing this. Toon, have you opened a bug, or do you want me to open the bug report? Thanks, Sebastian

Re: Segmentation fault for the following Fortran program at -O3 on x86-64.

2010-08-05 Thread Sebastian Pop
On Thu, Aug 5, 2010 at 15:00, H.J. Lu wrote: > I saw > ==23110==    by 0xAA5809: tree_loop_distribution > (tree-loop-distribution.c:1199) Mine. Thanks for running the trace, Sebastian

Re: Segmentation fault for the following Fortran program at -O3 on x86-64.

2010-08-05 Thread H.J. Lu
On Thu, Aug 5, 2010 at 12:33 PM, Sebastian Pop wrote: > Toon, > From your backtrace it looks like a problem in LNO. > Please submit a bug report and attach your testcase. > I saw GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096 ==23110== Invalid read of size 8 ==23110==

Re: Segmentation fault for the following Fortran program at -O3 on x86-64.

2010-08-05 Thread Sebastian Pop
Toon, >From your backtrace it looks like a problem in LNO. Please submit a bug report and attach your testcase. Thanks, Sebastian

Segmentation fault for the following Fortran program at -O3 on x86-64.

2010-08-05 Thread Toon Moene
The program is attached. The command line was: gfortran -c -O3 inv_dee_main.f with this gfortran: Using built-in specs. COLLECT_GCC=/usr/crz/bin/gfortran COLLECT_LTO_WRAPPER=/usr/crz/libexec/gcc/x86_64-unknown-linux-gnu/4.6.0/lto-wrapper Target: x86_64-unknown-linux-gnu Configured with: ../gc