solidity/test/libsolidity/smtCheckerTests/loops/while_nested_break.sol

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pragma experimental SMTChecker;
contract C
{
function f(uint x, uint y, bool b, bool c) public pure {
require(x < 10);
while (x < 10) {
if (b) {
++x;
if (x == 10)
x = 15;
}
else {
require(y < 10);
while (y < 10) {
if (c)
++y;
else {
y = 20;
break;
}
}
assert(y >= 10);
x = 15;
break;
}
}
assert(x >= 15);
}
}