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fix #3363, already fixed in Debug branch, importing fix

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2020-03-16 11:45:11 -07:00
parent ed70d246d3
commit 9c9ce0b920
1 changed files with 5 additions and 2 deletions
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src/math/grobner/pdd_simplifier.cpp
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@ -119,6 +119,9 @@ namespace dd {
if (has_conflict) { if (has_conflict) {
break; break;
} }
if (s.is_trivial(*src)) {
continue;
}
unsigned v = src->poly().var(); unsigned v = src->poly().var();
equation_vector const& uses = use_list[v]; equation_vector const& uses = use_list[v];
TRACE("dd.solver", TRACE("dd.solver",