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authorchriseth <chris@ethereum.org>2017-07-05 00:28:24 +0800
committerchriseth <chris@ethereum.org>2017-07-05 01:33:54 +0800
commit0cb93a5f7b0a12d205d9acfc9ed342494c90ab1f (patch)
tree342ad16ae708cd36af33344a5ae42acafcde22a7 /test
parent331b0b1c6ba79011025292d6247cf629fff40c6e (diff)
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Test for internal "variable already present" error.
Diffstat (limited to 'test')
-rw-r--r--test/libsolidity/SolidityEndToEndTest.cpp27
1 files changed, 27 insertions, 0 deletions
diff --git a/test/libsolidity/SolidityEndToEndTest.cpp b/test/libsolidity/SolidityEndToEndTest.cpp
index a6c01283..c9771fbd 100644
--- a/test/libsolidity/SolidityEndToEndTest.cpp
+++ b/test/libsolidity/SolidityEndToEndTest.cpp
@@ -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()
}