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use acyclic iteration when projecting onto query vars

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This commit is contained in:
Mark Thom
2019-02-22 17:48:49 -07:00
parent f41b5f465e
commit 6ba47b6b08
6 changed files with 30 additions and 14 deletions
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2
src/tests.rs
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@@ -1715,7 +1715,7 @@ fn test_queries_on_builtins()
assert_prolog_success!(&mut wam, "?- findall(X, (X = 1 ; X = 2), S).",
[["S = [1, 2]", "X = _0"]]);
assert_prolog_success!(&mut wam, "?- findall(X+Y, (X = 1), S).",
[["S = [1+_18]", "X = _1", "Y = _2"]]);
[["S = [1+_31]", "X = _1", "Y = _2"]]);
assert_prolog_success!(&mut wam, "?- findall(X, false, S).",
[["S = []", "X = _0"]]);
assert_prolog_success!(&mut wam, "?- findall(X, (X = 1 ; X = 1), S).",