Fix issue#1082, testnet difficulty unsigned integer underflow
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@ -865,12 +865,12 @@ unsigned int static GetNextWorkRequired(const CBlockIndex* pindexLast, const CBl
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// Only change once per interval
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// Only change once per interval
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if ((pindexLast->nHeight+1) % nInterval != 0)
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if ((pindexLast->nHeight+1) % nInterval != 0)
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{
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{
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// Special rules for testnet after 15 Feb 2012:
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// Special difficulty rule for testnet:
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if (fTestNet && pblock->nTime > 1329264000)
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if (fTestNet)
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{
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{
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// If the new block's timestamp is more than 2* 10 minutes
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// If the new block's timestamp is more than 2* 10 minutes
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// then allow mining of a min-difficulty block.
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// then allow mining of a min-difficulty block.
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if (pblock->nTime - pindexLast->nTime > nTargetSpacing*2)
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if (pblock->nTime > pindexLast->nTime + nTargetSpacing*2)
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return nProofOfWorkLimit;
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return nProofOfWorkLimit;
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else
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else
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{
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{
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