[SciPy-dev] segfault in scipy.test()
Skip Montanaro
skip at pobox.com
Tue Oct 1 10:08:52 EDT 2002
Does this traceback seem familiar to anyone?
Program received signal SIGSEGV, Segmentation fault.
0xfde47060 in copy_ND_array ()
from /home/skip/tmp/sun_cc/2.2/lib/python2.2/site-packages/scipy/linalg/_flinalg.so
(gdb) bt
#0 0xfde47060 in copy_ND_array ()
from /home/skip/tmp/sun_cc/2.2/lib/python2.2/site-packages/scipy/linalg/_flinalg.so
#1 0xfde468c4 in array_from_pyobj ()
from /home/skip/tmp/sun_cc/2.2/lib/python2.2/site-packages/scipy/linalg/_flinalg.so
#2 0xfde478d4 in f2py_rout__flinalg_ddet_r ()
from /home/skip/tmp/sun_cc/2.2/lib/python2.2/site-packages/scipy/linalg/_flinalg.so
... (rest of call stack is Python "call this, eval that" stuff) ...
Here's what I have to go on at the moment. The build environment is Solaris
8 using Sun's Forte v7 compilers.
The module was build using these commands:
mycc -DNDEBUG -O
-I/home/skip/tmp/sun_cc/2.2/lib/python2.2/site-packages/f2py2e/src \
-I/home/skip/tmp/sun_cc/2.2/include/python2.2 -c \
build/temp.solaris-2.8-sun4u-2.2/_flinalgmodule.c -o \
build/temp.solaris-2.8-sun4u-2.2/_flinalgmodule.o
f77 build/temp.solaris-2.8-sun4u-2.2/fortranobject.o \
build/temp.solaris-2.8-sun4u-2.2/_flinalgmodule.o \
-L/home/skip/local/SunOS/lib/atlas -L/usr/lib \
-Lbuild/temp.solaris-2.8-sun4u-2.2 \
-Lbuild/temp.solaris-2.8-sun4u-2.2 \
-Lbuild/temp.solaris-2.8-sun4u-2.2 \
-Lbuild/temp.solaris-2.8-sun4u-2.2 -L/usr/local/ssl/lib \
-L/home/skip/local/SunOS/lib -L/usr/local/ssl/7.0/lib \
-R/usr/local/ssl/lib -R/home/skip/local/SunOS/lib \
-R/usr/local/ssl/7.0/lib -l_flinalg -lfblas -llapack -lblas -lfsu \
-lF77 -lM77 -lsunmath -lmvec -lf77compat -lm -o \
build/lib.solaris-2.8-sun4u-2.2/scipy/linalg/_flinalg.so -Bdynamic \
-G
"mycc" is a shell script which selects between C or C++ compilers based on
its command line arguments. Anyone know how to get rid of the "-L/usr/lib"?
It almost certainly shouldn't be there.
'ldd' shows these library dependencies:
$ ldd ./2.2/lib/python2.2/site-packages/scipy/linalg/_flinalg.so
libfsu.so.1 => /opt/SUNWspro/lib/libfsu.so.1
libF77.so.2 => /opt/SUNWspro/lib/libF77.so.2
libM77.so.2 => /opt/SUNWspro/lib/libM77.so.2
libsunmath.so.1 => /opt/SUNWspro/lib/libsunmath.so.1
libf77compat.so.1 => /opt/SUNWspro/lib/libf77compat.so.1
libm.so.1 => /usr/lib/libm.so.1
libc.so.1 => /usr/lib/libc.so.1
libdl.so.1 => /usr/lib/libdl.so.1
/usr/platform/SUNW,Ultra-2/lib/libc_psr.so.1
I will try building with debug symbols to see if it gives me any more useful
information.
Thx,
Skip
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