main is not found
tooltips:
testdata/where.lc 7:13-7:16  'Float
testdata/where.lc 5:9-5:10  'Float
testdata/where.lc 8:9-8:12  'Float
testdata/where.lc 3:5-3:6  'Float
testdata/where.lc 3:1-3:2  'Float