#13164: Givaro 3.7.0 bus error on SPARC Solaris
----------------------+-----------------------------------------------------
Reporter: vbraun | Owner: cpernet
Type: defect | Status: new
Priority: minor | Milestone: sage-5.2
Component: givaro | Keywords: SPARC givaro bus error
Work issues: | Report Upstream: Reported upstream. Developers
acknowledge bug.
Reviewers: | Authors:
Merged in: | Dependencies:
Stopgaps: |
----------------------+-----------------------------------------------------
The `test-crt` in the Givaro test suite fails on SPARC with the following
backtrace:
{{{
-bash-3.00$ /home/vbraun/opt/mark/gdb-7.4.1/gdb/gdb test-crt
GNU gdb (GDB) 7.4.1
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later
<http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law. Type "show copying"
and "show warranty" for details.
This GDB was configured as "sparc-sun-solaris2.10".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from
/home/vbraun/opt/mark/sage-5.1.beta3/spkg/build/givaro-3.7.0/src/tests
/test-crt...done.
(gdb) run
Starting program:
/home/vbraun/opt/mark/sage-5.1.beta3/spkg/build/givaro-3.7.0/src/tests
/test-crt
[Thread debugging using libthread_db enabled]
[New Thread 1 (LWP 1)]
Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 1 (LWP 1)]
0x00029030 in Givaro::GFqDom<long>::GFqDom (this=0x7eaec, F=...)
at
/home/vbraun/opt/mark/sage-5.1.beta3/local//include/givaro/givgfq.h:100
100 _dcharacteristic = F._dcharacteristic;
(gdb) bt
#0 0x00029030 in Givaro::GFqDom<long>::GFqDom (this=0x7eaec, F=...)
at
/home/vbraun/opt/mark/sage-5.1.beta3/local//include/givaro/givgfq.h:100
#1 0x00033c3c in Givaro::GivaroMM<Givaro::GFqDom<long> >::initone
(p=0x7eaec, V=...)
at
/home/vbraun/opt/mark/sage-5.1.beta3/local//include/givaro/givaromm.h:297
#2 0x00031110 in Givaro::GivaroMM<Givaro::GFqDom<long> >::initialize
(bloc=0x7eaec, s=15, V=...)
at
/home/vbraun/opt/mark/sage-5.1.beta3/local//include/givaro/givaromm.h:300
#3 0x000268f8 in Givaro::Array0<Givaro::GFqDom<long> >::build
(this=0xffbff890, s=15, t=...)
at
/home/vbraun/opt/mark/sage-5.1.beta3/local//include/givaro/givarray0.inl:30
#4 0x00021ad0 in Givaro::Array0<Givaro::GFqDom<long> >::Array0
(this=0xffbff890, s=15)
at
/home/vbraun/opt/mark/sage-5.1.beta3/local//include/givaro/givarray0.inl:39
#5 0x0001bf04 in tmain<Givaro::GFqDom<long> > (argc=1,
argv=0xffbffb3c, generator=...) at test-crt.C:49
#6 0x00013d00 in main (argc=1, argv=0xffbffb3c) at test-crt.C:151
(gdb) l
95 {
96 zero = F.zero;
97 one = F.one;
98 mOne = F.mOne;
99 _characteristic = F._characteristic;
100 _dcharacteristic = F._dcharacteristic;
101 _exponent = F._exponent;
102 _irred = F._irred;
103 _q = F._q;
104 _qm1 = F._qm1;
}}}
This is related to placement new in the Givaro array class, which we do
not use in Sage at this point. Nevertheless it would be nice to clean this
up eventually.
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/13164>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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