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Replace rand() & ((1 << N) - 1) with randbits(N) 

Zcash: Excluding changes to tests we don't have.

(cherry picked from commit bitcoin/bitcoin@5f0b04eedc)
This commit is contained in:
Pieter Wuille 2017-06-07 11:34:58 -07:00 committed by Jack Grigg
parent 05c60b2b7e
commit 722d1c4c64
2 changed files with 2 additions and 2 deletions
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2
src/test/pmt_tests.cpp
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@ -65,7 +65,7 @@ BOOST_AUTO_TEST_CASE(pmt_test1)
std::vector<bool> vMatch(nTx, false);
std::vector<uint256> vMatchTxid1;
for (unsigned int j=0; j<nTx; j++) {
bool fInclude = (insecure_rand() & ((1 << (att/2)) - 1)) == 0;
bool fInclude = insecure_randbits(att / 2) == 0;
vMatch[j] = fInclude;
if (fInclude)
vMatchTxid1.push_back(vTxid[j]);

2
src/test/sighash_tests.cpp
View File

@ -119,7 +119,7 @@ void static RandomTransaction(CMutableTransaction &tx, bool fSingle, uint32_t co
}
tx.nExpiryHeight = (insecure_randrange(2)) ? insecure_randrange(TX_EXPIRY_HEIGHT_THRESHOLD) : 0;
} else {
tx.nVersion = insecure_rand() & 0x7FFFFFFF;
tx.nVersion = insecure_randbits(31);
}
tx.vin.clear();
tx.vout.clear();