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Test for internal "variable already present" error.

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This commit is contained in:
chriseth 2017-07-04 18:28:24 +02:00
parent 331b0b1c6b
commit 0cb93a5f7b
1 changed files with 27 additions and 0 deletions
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27
test/libsolidity/SolidityEndToEndTest.cpp
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@ -9696,6 +9696,33 @@ BOOST_AUTO_TEST_CASE(keccak256_assembly)
BOOST_CHECK(callContractFunction("i()") == fromHex("0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470"));
}
BOOST_AUTO_TEST_CASE(multi_modifiers)
{
// This triggered a bug in some version because the variable in the modifier was not
// unregistered correctly.
char const* sourceCode = R"(
contract C {
uint public x;
modifier m1 {
address a1 = msg.sender;
x++;
_;
}
function f1() m1() {
x += 7;
}
function f2() m1() {
x += 3;
}
}
)";
compileAndRun(sourceCode, 0, "C");
BOOST_CHECK(callContractFunction("f1()") == bytes());
BOOST_CHECK(callContractFunction("x()") == encodeArgs(u256(8)));
BOOST_CHECK(callContractFunction("f2()") == bytes());
BOOST_CHECK(callContractFunction("x()") == encodeArgs(u256(12)));
}
BOOST_AUTO_TEST_SUITE_END()
}