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fix #4826

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This commit is contained in:
Nikolaj Bjorner 2020-11-27 10:42:02 -08:00
parent f58618aa04
commit 1619311ff7
4 changed files with 20 additions and 7 deletions
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5
src/ast/rewriter/poly_rewriter_def.h
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@ -85,15 +85,16 @@ expr * poly_rewriter<Config>::mk_mul_app(unsigned num_args, expr * const * args)
return args[0];
default:
if (use_power()) {
sort* s = m().get_sort(args[0]);
rational k_prev;
expr * prev = get_power_body(args[0], k_prev);
rational k;
ptr_buffer<expr> new_args;
auto push_power = [&]() {
if (k_prev.is_one())
new_args.push_back(prev);
new_args.push_back(this->coerce(prev, s));
else
new_args.push_back(this->mk_power(prev, k_prev));
new_args.push_back(this->mk_power(prev, k_prev, s));
};
for (unsigned i = 1; i < num_args; i++) {