| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | "Magnus Hagander" <mha(at)sollentuna(dot)net> |
| Cc: | "Wang Haiyong" <wanghaiyong(at)neusoft(dot)com>, pgsql-bugs(at)postgresql(dot)org |
| Subject: | Re: Bug in window xp |
| Date: | 2006-04-07 14:18:10 |
| Message-ID: | 11205.1144419490@sss.pgh.pa.us |
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| Lists: | pgsql-bugs pgsql-patches |
"Magnus Hagander" <mha(at)sollentuna(dot)net> writes:
> What we get is Integer Overflow, on the instruction "idiv esi" in postgres!int4div+0x1f. (Per windows debugger.) Same does not happen on Linux.
> Tom - hints? ;-) Any idea why this happens on win32 but not linux?
Perhaps there's some process-wide setting that enables or disables that?
It seems fairly inconsistent to have a machine trap on divide overflow
when it doesn't on any other integer overflow, so I'd rather turn it off
than work around it.
regards, tom lane
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