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| author | Andrew Reynolds <andrew.j.reynolds@gmail.com> | 2019-06-10 16:19:35 -0500 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-06-10 16:19:35 -0500 |
| commit | b38fc2ed13342524cefe7480c06c9afbcc73aedd (patch) | |
| tree | 821cc8436e31a23ed81a6990c70938ad5ee37e1b /test/regress/regress1/strings | |
| parent | 736713253104bcc5c3c0e19b0abcda4d20c68ab7 (diff) | |
Optimization for negative concatenation membership. (#3048)
Diffstat (limited to 'test/regress/regress1/strings')
| -rw-r--r-- | test/regress/regress1/strings/re-neg-concat-reduct.smt2 | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test/regress/regress1/strings/re-neg-concat-reduct.smt2 b/test/regress/regress1/strings/re-neg-concat-reduct.smt2 new file mode 100644 index 000000000..cbe8c4a8b --- /dev/null +++ b/test/regress/regress1/strings/re-neg-concat-reduct.smt2 @@ -0,0 +1,12 @@ +(set-info :smt-lib-version 2.5) +(set-logic QF_S) +(set-info :status sat) +(set-option :strings-exp true) + +(declare-fun x () String) + +(assert (not (= x ""))) +(assert (not (str.in.re x (re.++ (str.to.re "AB") (re.* (str.to.re "A")))))) +(assert (not (str.in.re x (re.++ (re.* (str.to.re "A")) (str.to.re "B"))))) + +(check-sat) |