Bugs item #2791356, was opened at 2009-05-13 21:19
Message generated for change (Comment added) made by stmane
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Category: SQL/Core
Group: None
>Status: Open
Resolution: Fixed
Priority: 5
Private: No
Submitted By: Stefan de Konink (skinkie)
>Assigned to: Martin Kersten (mlkersten)
Summary: Floating point exception
Initial Comment:
create table test (bla1 int, bla2 int);
insert into test values (1,1);
select case when (bla1 - bla2) > 0 then 1/(bla1 - bla2) else 0 end from test;
Program received signal SIGFPE, Arithmetic exception.
[Switching to Thread 0x7fffe24f8950 (LWP 9926)]
0x00007fffe888c0cc in CMDcstDIVbat_int_int_int (ret=0x125dfc8, cst=0x125dfb8,
l=0x125df68)
at ../../../../src/modules/kernel/batcalc.mx:381
381 *o = c @2 *p;
(gdb) bt
#0 0x00007fffe888c0cc in CMDcstDIVbat_int_int_int (ret=0x125dfc8,
cst=0x125dfb8, l=0x125df68)
at ../../../../src/modules/kernel/batcalc.mx:381
#1 0x00007ffff7d0bb9a in DFLOWstep (t=0x1290c90, fs=0x7fffe2cfb1c8) at
../../../src/mal/mal_interpreter.mx:1672
#2 0x00007ffff7d1031b in runDFLOWworker (t=0x1290c90) at
../../../src/mal/mal_interpreter.mx:877
#3 0x0000003c1a4073da in start_thread () from /lib64/libpthread.so.0
#4 0x0000003c19ce62bd in clone () from /lib64/libc.so.6
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>Comment By: Stefan Manegold (stmane)
Date: 2009-06-07 19:25
Message:
Re-opened to remind us that we should add a test for this bug report
(or at least give a reason why none can / need to be added).
----------------------------------------------------------------------
Comment By: Martin Kersten (mlkersten)
Date: 2009-06-07 17:10
Message:
Added protective test in the code. Creates an exception without segfault.
For the remainder this error message relates to 2791361
----------------------------------------------------------------------
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