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fix #4426

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-05-21 21:27:26 -07:00
parent 9da0b61d30
commit 18bb90f93d
1 changed files with 7 additions and 0 deletions
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7
src/ast/rewriter/rewriter_def.h
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@ -799,6 +799,13 @@ void rewriter_tpl<Config>::resume_core(expr_ref & result, proof_ref & result_pr)
template<typename Config>
void rewriter_tpl<Config>::operator()(expr * t, expr_ref & result, proof_ref & result_pr) {
if (!frame_stack().empty() || m_cache != m_cache_stack[0]) {
frame_stack().reset();
result_stack().reset();
m_scopes.reset();
reset_cache();
}
if (m_proof_gen)
main_loop<true>(t, result, result_pr);
else