Port Bug Report: large object insertion in table dumps core

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                        POSTGRESQL BUG REPORT TEMPLATE
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Your name        : Alessandro Baldoni
Your email address    : abaldoni@csr.unibo.it

Category        : runtime: back-end
Severity        : serious

Summary: large object insertion in table dumps core

System Configuration
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  Operating System   : Irix 6.3

  PostgreSQL version : 6.4.2

  Compiler used      : native cc 7.1

Hardware:
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IRIX BIAS_o2 6.3 12161207 IP32
MIPS R10000, 128Mb RAM

Versions of other tools:
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Problem Description:
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Unable to add a large object to a table.

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Test Case:
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create table foo (a oid);
insert into foo values (lo_import ('/tmp/foo.obj'));

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Solution:
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CVD debugger reports error at line 1067 of inv_api.c

*((int32 *) attptr) = obj_desc->offset + nwrite - 1;

Here, obj_desc->offset is 0, nwrite is 1024, lhs is 0,
attptr is a hex location.

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