diff options
| -rw-r--r-- | src/theory/strings/sequences_rewriter.cpp | 3 | ||||
| -rw-r--r-- | test/regress/CMakeLists.txt | 1 | ||||
| -rw-r--r-- | test/regress/regress1/strings/issue6567-empty-re-range.smt2 | 4 |
3 files changed, 7 insertions, 1 deletions
diff --git a/src/theory/strings/sequences_rewriter.cpp b/src/theory/strings/sequences_rewriter.cpp index e827e87d3..bc77a9bc5 100644 --- a/src/theory/strings/sequences_rewriter.cpp +++ b/src/theory/strings/sequences_rewriter.cpp @@ -1151,7 +1151,8 @@ Node SequencesRewriter::rewriteRangeRegExp(TNode node) if (ch[0] > ch[1]) { // re.range( "B", "A" ) ---> re.none - Node retNode = nm->mkNode(REGEXP_EMPTY, {}); + std::vector<Node> emptyVec; + Node retNode = nm->mkNode(REGEXP_EMPTY, emptyVec); return returnRewrite(node, retNode, Rewrite::RE_RANGE_EMPTY); } return node; diff --git a/test/regress/CMakeLists.txt b/test/regress/CMakeLists.txt index 1478ae072..fe034c519 100644 --- a/test/regress/CMakeLists.txt +++ b/test/regress/CMakeLists.txt @@ -2086,6 +2086,7 @@ set(regress_1_tests regress1/strings/issue6270.smt2 regress1/strings/issue6271-rnf.smt2 regress1/strings/issue6271-2-rnf.smt2 + regress1/strings/issue6567-empty-re-range.smt2 regress1/strings/kaluza-fl.smt2 regress1/strings/loop002.smt2 regress1/strings/loop003.smt2 diff --git a/test/regress/regress1/strings/issue6567-empty-re-range.smt2 b/test/regress/regress1/strings/issue6567-empty-re-range.smt2 new file mode 100644 index 000000000..abf2fd294 --- /dev/null +++ b/test/regress/regress1/strings/issue6567-empty-re-range.smt2 @@ -0,0 +1,4 @@ +(set-logic ALL) +(set-info :status sat) +(assert (str.in_re "" (re.* (re.range "b" "a")))) +(check-sat) |