Static Analyzer for Solidity
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slither/tests/detectors/variable-scope/0.4.25/predeclaration_usage_local.sol

18 lines
461 B

contract C {
function f(uint z) public {
uint y;
y = x + 9 + z; // x is being used before declaration
uint x = 7;
for (uint j = 0; j < z; j++) {
for (uint i = 10; i > 0; i--) {
x += i;
}
}
// On lines below, 'i' could be used pre-declaration if the outer loop above did not enter to declare it.
for (i = 10; i > 0; i--) {
x += i;
}
}
}