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authorAndrew Reynolds <andrew.j.reynolds@gmail.com>2019-12-23 17:18:19 -0600
committerAndres Noetzli <andres.noetzli@gmail.com>2019-12-23 15:18:19 -0800
commitb3471b719f1cd031d35e9a431027088b0dec156b (patch)
treebc5e55a278f9e927471ce99146e9fdc992bc716b /test/regress/regress1/strings/rev-ex1.smt2
parentf5ca3e5d09b457ac21b10793eb5d1efe3fbe40f6 (diff)
Initial support for string reverse (#3581)
Type rules, parsing and printing, basic rewriting including constant evaluation, reduction for string reverse (`str.rev`). Also improves support in a few places for tolower/toupper.
Diffstat (limited to 'test/regress/regress1/strings/rev-ex1.smt2')
-rw-r--r--test/regress/regress1/strings/rev-ex1.smt29
1 files changed, 9 insertions, 0 deletions
diff --git a/test/regress/regress1/strings/rev-ex1.smt2 b/test/regress/regress1/strings/rev-ex1.smt2
new file mode 100644
index 000000000..36d40fcdd
--- /dev/null
+++ b/test/regress/regress1/strings/rev-ex1.smt2
@@ -0,0 +1,9 @@
+; COMMAND-LINE: --strings-exp
+; EXPECT: sat
+(set-logic ALL)
+(set-info :status sat)
+(declare-fun x () String)
+(declare-fun y () String)
+(declare-fun z () String)
+(assert (not (= (str.rev (str.++ x y)) (str.rev (str.++ x z)))))
+(check-sat)
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