tree 4719b653c8cbb3e0651e97ebb7acb96ac3a7a13d
parent 7c3cb71fa48fbe84d9d9c664eb646446fb80898b
author Roberto Ierusalimschy <roberto@inf.puc-rio.br> 1596822320 -0300
committer Roberto Ierusalimschy <roberto@inf.puc-rio.br> 1596822320 -0300

Better tests for gray lists

Test uses an extra bit in 'marked' to mark all elements in gray lists
and then check against elements colored gray.