rev-conv1.smt2 « strings « regress1 « regress « test - cvc5.git - CVC4 is an efficient open-source automatic theorem prover for satisfiability modulo theories (SMT) problems.

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CVC4 is an efficient open-source automatic theorem prover for satisfiability modulo theories (SMT) problems.

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; COMMAND-LINE: --strings-exp
; EXPECT: sat
(set-logic ALL)
(set-info :status sat)
(declare-fun x () String)
(assert (= (str.rev (str.toupper x)) "CBA"))
(assert (not (= x "ABC")))
(assert (not (= x "abc")))
(check-sat)

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