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deal with subtraction that manages to sneak in. Issue #996

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2017-05-01 15:22:06 -07:00
parent aceee3fac8
commit d14f2af5ae
8 changed files with 84 additions and 47 deletions
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2
src/ast/simplifier/poly_simplifier_plugin.h
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@ -37,7 +37,7 @@ protected:
expr * mk_add(expr * arg1, expr * arg2) { expr * args[2] = { arg1, arg2 }; return mk_add(2, args); }
expr * mk_mul(unsigned num_args, expr * const * args);
expr * mk_mul(expr * arg1, expr * arg2) { expr * args[2] = { arg1, arg2 }; return mk_mul(2, args); }
expr * mk_sub(unsigned num_args, expr * const * args) { return m_manager.mk_app(m_fid, m_SUB, num_args, args); }
// expr * mk_sub(unsigned num_args, expr * const * args) { return m_manager.mk_app(m_fid, m_SUB, num_args, args); }
expr * mk_uminus(expr * arg) { return m_manager.mk_app(m_fid, m_UMINUS, arg); }
void process_monomial(unsigned num_args, expr * const * args, numeral & k, ptr_buffer<expr> & result);