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-rw-r--r--test/regress/CMakeLists.txt1
-rw-r--r--test/regress/regress0/strings/issue6560-indexof-reduction.smt27
2 files changed, 8 insertions, 0 deletions
diff --git a/test/regress/CMakeLists.txt b/test/regress/CMakeLists.txt
index 84ed52991..21a9f04b8 100644
--- a/test/regress/CMakeLists.txt
+++ b/test/regress/CMakeLists.txt
@@ -1131,6 +1131,7 @@ set(regress_0_tests
regress0/strings/issue6203-3-unfold-trivial-true.smt2
regress0/strings/issue6510-seq-bool.smt2
regress0/strings/issue6520.smt2
+ regress0/strings/issue6560-indexof-reduction.smt2
regress0/strings/itos-entail.smt2
regress0/strings/large-model.smt2
regress0/strings/leadingzero001.smt2
diff --git a/test/regress/regress0/strings/issue6560-indexof-reduction.smt2 b/test/regress/regress0/strings/issue6560-indexof-reduction.smt2
new file mode 100644
index 000000000..bdb9d2877
--- /dev/null
+++ b/test/regress/regress0/strings/issue6560-indexof-reduction.smt2
@@ -0,0 +1,7 @@
+; COMMAND-LINE: --strings-exp
+; EXPECT: unsat
+(set-logic ALL)
+(set-info :status unsat)
+(declare-fun a () String)
+(assert (> (str.indexof a "" (* 2 (str.len a))) 0))
+(check-sat)
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