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make offset_claim structured similar to fixed_claim

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Nikolaj Bjorner 2023-12-25 11:19:37 -08:00
parent b1072d0a1c
commit f0c23f9b7b
3 changed files with 24 additions and 9 deletions
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5
src/sat/smt/polysat/fixed_bits.cpp
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@ -41,11 +41,12 @@ namespace polysat {
// val 1011
// next 1100
// algorith: Let i be the most significant index where fixed bits disagree with val.
// algorithm: Let i be the most significant index where fixed bits disagree with val.
// Set non-fixed values below i to 0.
// If m_fixed[i] == l_true; then updating val to mask by fixed bits sufficies.
// Otherwise, the range above the disagreement has to be incremented.
// Increment the non-fixed bits by 1
// The first non-fixed 0 position is set to 1, non-fixed positions below are set to 0.s
// The first non-fixed 0 position is set to 1, non-fixed positions below are set to 0.
// If there are none, then the value is maximal and we return false.
bool fixed_bits::next(rational& val) {