Re: Error when defining a set returning function - Mailing list pgsql-hackers

From Esteban Zimanyi
Subject Re: Error when defining a set returning function
Date
Msg-id CAPqRbE7j=vV1Osp1vo5hx8+tZWLYHB4_-GJW8kGEZViXCs3iYg@mail.gmail.com
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In response to Re: Error when defining a set returning function  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: Error when defining a set returning function
List pgsql-hackers
Many thanks Tom for your help ! 

I removed the flag -fshort-enums and everything works fine !

On Fri, Apr 16, 2021 at 7:04 PM Tom Lane <tgl@sss.pgh.pa.us> wrote:
Esteban Zimanyi <ezimanyi@ulb.ac.be> writes:
> When debugging the function with gdb, I noticed that the rsinfo variable of
> the PostgreSQL function ExecMakeFunctionResultSet  is modified in the
> macro  SRF_RETURN_NEXT causing the problem. Any idea how to solve this?

Well, what SRF_RETURN_NEXT thinks it's doing is

                rsi->isDone = ExprMultipleResult; \

which surely shouldn't change the returnMode field.  At this point
I'm guessing that you are compiling the PG headers with some compiler
pragma that changes the struct packing rules.  Don't do that.

                        regards, tom lane

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