$title 'Test correct loading after multi declaration of domain set' (DECLA3,SEQ=855)

$onText
This test ensures that a domain set that was increased by multiple
declarations is not just partly used when loading data from GDX.

Contributor: Lutz Westermann, March 2021
$offText

$onEcho > data.gms
Set i /1*10/;
Parameter p(i) / #i 2 /;
$offEcho

$call.checkErrorLevel gams data.gms lo=%GAMS.lo% gdx=data

Set i / 1*5 /
    j;

Parameter q(i);

$gdxIn data
$load j=i q=p

$onMulti
Set i / 1*10 /;
Parameter p(i);
$load p

abort$(card(p)<>card(q)*2) 'Missing elements for p', p, q;