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in check method, as_ast() call fails when True passed as assumption (#4550)

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pinzaghi 2020-06-29 18:59:10 +02:00 • committed by GitHub
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src/api/python/z3/z3.py
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@ -6670,11 +6670,12 @@ class Solver(Z3PPObject):
>>> s.check() >>> s.check()
unknown unknown
""" """
s = BoolSort(self.ctx)
assumptions = _get_args(assumptions) assumptions = _get_args(assumptions)
num = len(assumptions) num = len(assumptions)
_assumptions = (Ast * num)() _assumptions = (Ast * num)()
for i in range(num): for i in range(num):
_assumptions[i] = assumptions[i].as_ast() _assumptions[i] = s.cast(assumptions[i]).as_ast()
r = Z3_solver_check_assumptions(self.ctx.ref(), self.solver, num, _assumptions) r = Z3_solver_check_assumptions(self.ctx.ref(), self.solver, num, _assumptions)
return CheckSatResult(r) return CheckSatResult(r)