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zcash-patched-for-explorer
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Ignore duplicate entries after partial recreation

This commit is contained in:
Jack Grigg 2016-08-06 16:39:14 +12:00
parent a23507d086
commit 23acf86791
1 changed files with 5 additions and 1 deletions
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6
src/crypto/equihash.cpp
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@ -501,6 +501,7 @@ bool Equihash<N,K>::OptimisedSolve(const eh_HashState& base_state,
// Now for each solution run the algorithm again to recreate the indices
LogPrint("pow", "Culling solutions\n");
for (std::shared_ptr<eh_trunc> partialSoln : partialSolns) {
std::set<std::vector<eh_index>> solns;
size_t hashLen;
size_t lenIndices;
std::vector<boost::optional<std::vector<FullStepRow<FinalFullWidth>>>> X;
@ -562,7 +563,10 @@ bool Equihash<N,K>::OptimisedSolve(const eh_HashState& base_state,
// We are at the top of the tree
assert(X.size() == K+1);
for (FullStepRow<FinalFullWidth> row : *X[K]) {
if (validBlock(row.GetIndices(hashLen, lenIndices)))
solns.insert(row.GetIndices(hashLen, lenIndices));
}
for (auto soln : solns) {
if (validBlock(soln))
return true;
}
if (cancelled(PartialEnd)) throw solver_cancelled;