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-rw-r--r--test/regress/regress0/strings/issue2958.smt27
-rw-r--r--test/regress/regress0/strings/stoi-solve.smt26
2 files changed, 7 insertions, 6 deletions
diff --git a/test/regress/regress0/strings/issue2958.smt2 b/test/regress/regress0/strings/issue2958.smt2
new file mode 100644
index 000000000..7ed5ef7f3
--- /dev/null
+++ b/test/regress/regress0/strings/issue2958.smt2
@@ -0,0 +1,7 @@
+(set-info :smt-lib-version 2.5)
+(set-logic QF_SLIA)
+(set-info :status unsat)
+(declare-const x String)
+(assert (not (str.prefixof "ab" x)))
+(assert (str.in.re (str.substr x 0 2) (re.++ (str.to.re "ab") (re.* (str.to.re "dcab")))))
+(check-sat)
diff --git a/test/regress/regress0/strings/stoi-solve.smt2 b/test/regress/regress0/strings/stoi-solve.smt2
deleted file mode 100644
index 4fbbdcfc1..000000000
--- a/test/regress/regress0/strings/stoi-solve.smt2
+++ /dev/null
@@ -1,6 +0,0 @@
-(set-logic ALL)
-(set-info :status sat)
-(set-option :strings-exp true)
-(declare-fun x () String)
-(assert (= (str.to.int x) 12345))
-(check-sat)
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