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Tests for warning about literal constant base in exponentition.

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This commit is contained in:
chriseth 2017-03-07 13:43:51 +01:00
parent 573b885337
commit 774cdb1135
1 changed files with 30 additions and 0 deletions
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30
test/libsolidity/SolidityNameAndTypeResolution.cpp
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@ -1658,6 +1658,36 @@ BOOST_AUTO_TEST_CASE(exp_operator_exponent_too_big)
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(exp_warn_literal_base)
{
char const* sourceCode = R"(
contract test {
function f() returns(uint d) {
uint8 x = 100;
return 10**x;
}
}
)";
CHECK_WARNING(sourceCode, "might overflow");
sourceCode = R"(
contract test {
function f() returns(uint d) {
uint8 x = 100;
return uint8(10)**x;
}
}
)";
CHECK_SUCCESS(sourceCode);
sourceCode = R"(
contract test {
function f() returns(uint d) {
return 2**80;
}
}
)";
CHECK_SUCCESS(sourceCode);
}
BOOST_AUTO_TEST_CASE(enum_member_access)
{
char const* text = R"(