$title 'Test CLP gp_solveline' (gpsollin,SEQ=971)

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This program tests the hidden CLP gp_solveline.

Contributor: Michael Bussieck, November 2024
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$call.checkErrorLevel gamslib -q trnsport
$call.checkErrorLevel gams trnsport lo=2 gp_solveline="foo.py line 987654321"
$call.checkErrorLevel grep "Range Statistics    SOLVE transport Using LP From foo.py line 987654321" trnsport.lst > %system.NullFile%