#11967: os x 10.7 Lion -- Sage segfaults on startup when initializing GiNaC
-----------------------+----------------------------------------------------
Reporter: was | Owner: drkirkby
Type: defect | Status: new
Priority: major | Milestone: sage-4.7.3
Component: porting | Keywords:
Work_issues: | Upstream: N/A
Reviewer: | Author:
Merged: | Dependencies:
-----------------------+----------------------------------------------------
After getting Sage to building (as explained at #11881), we get
{{{
$ sage -gdb
then "bt" for a backtrace:
...
Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: KERN_INVALID_ADDRESS at address: 0x0000000000000000
PyInt_FromLong (ival=Cannot access memory at address 0x0
) at intobject.c:91
91 intobject.c: No such file or directory.
in intobject.c
(gdb) bt
#0 PyInt_FromLong (ival=Cannot access memory at address 0x0
) at intobject.c:91
#1 0x0000000107781951 in GiNaC::numeric::numeric ()
#2 0x00000001077c865a in GiNaC::library_init::library_init ()
#3 0x0000000107662029 in global constructors keyed to _ZN5GiNaC8py_funcsE
()
#4 0x00007fff5fc0fd1a in
__dyld__ZN16ImageLoaderMachO18doModInitFunctionsERKN11ImageLoader11LinkContextE
()
#5 0x00007fff5fc0fa66 in
__dyld__ZN16ImageLoaderMachO16doInitializationERKN11ImageLoader11LinkContextE
()
#6 0x00007fff5fc0d258 in
__dyld__ZN11ImageLoader23recursiveInitializationERKNS_11LinkContextEjRNS_21InitializerTimingListE
()
#7 0x00007fff5fc0d1f1 in
__dyld__ZN11ImageLoader23recursiveInitializationERKNS_11LinkContextEjRNS_21InitializerTimingListE
()
#8 0x00007fff5fc0e02b in
__dyld__ZN11ImageLoader15runInitializersERKNS_11LinkContextERNS_21InitializerTimingListE
()
#9 0x00007fff5fc03189 in __dyld__ZN4dyld15runInitializersEP11ImageLoader
()
#10 0x00007fff5fc095cb in __dyld_dlopen ()
#11 0x00007fff8fddb95b in dlopen ()
#12 0x00000001000c957a in _PyImport_GetDynLoadFunc ()
#13 0x00000001000b7095 in _PyImport_LoadDynamicModule ()
#14 0x00000001000b56d3 in import_submodule ()
#15 0x00000001000b58eb in load_next ()
...
}}}
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/11967>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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