Current master:

```
test_bitcoin.exe

Running 389 test cases...

test/script_p2sh_tests.cpp(200): error: in "script_p2sh_tests/set": txTo[1].IsStandard

test/script_p2sh_tests.cpp(200): error: in "script_p2sh_tests/set": txTo[2].IsStandard

test/script_p2sh_tests.cpp(200): error: in "script_p2sh_tests/set": txTo[3].IsStandard
```

https://github.com/bitcoin/bitcoin/blame/master/src/test/script_p2sh_tests.cpp#L200
CheckWithFlag(output2, input2, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, false);
    BOOST_CHECK(*output1 == *output2);
    UpdateInput(input1.vin[0], CombineSignatures(input1, input2, output1));
    CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, true);
    CheckWithFlag(output1, input1, STANDARD_SCRIPT_VERIFY_FLAGS, true);
    
    CreateCreditAndSpend(keystore, GetScriptForDestination(ScriptHash(GetScriptForWitness(scriptMulti))), output1, input1, false);
    CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH, true);
    CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, false);
    CreateCreditAndSpend(keystore2, GetScriptForDestination(ScriptHash(GetScriptForWitness(scriptMulti))), output2, input2, false);
    CheckWithFlag(output2, input2, SCRIPT_VERIFY_P2SH, true);
    CheckWithFlag(output2, input2, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, false);
    BOOST_CHECK(*output1 == *output2);
    UpdateInput(input1.vin[0], CombineSignatures(input1, input2, output1));
    CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, true);
    CheckWithFlag(output1, input1, STANDARD_SCRIPT_VERIFY_FLAGS, true);
}
BOOST_AUTO_TEST_CASE(test_IsStandard)
{
    LOCK(cs_main);
    FillableSigningProvider keystore;
    CCoinsView coinsDummy;
    CCoinsViewCache coins(&coinsDummy);
    std::vector<CMutableTransaction> dummyTransactions = SetupDummyInputs(keystore, coins);
    CMutableTransaction t;
    t.vin.resize(1);
    t.vin[0].prevout.hash = dummyTransactions[0].GetHash();
    t.vin[0].prevout.n = 1;
    t.vin[0].scriptSig << std::vector<unsigned char>(65, 0);
    t.vout.resize(1);