solidity/test/libyul/yulOptimizerTests/expressionSimplifier/unassigend_vars_multi.yul

// Unassigned variables are assumed to be zero.
{
	let c, d
	let y := add(d, add(c, 7))
	sstore(0, y)
}
// ----
// step: expressionSimplifier
//
// {
//     {
//         let c, d
//         sstore(d, 7)
//     }
// }
Support unassigned variables in the SSA value tracker and the data flow analyzer. 2018-12-11 23:49:36 +00:00			`// Unassigned variables are assumed to be zero.`
Tests for SSAValueTracker ignoring function call on rhs 2018-12-05 11:16:06 +00:00			`{`
			`let c, d`
			`let y := add(d, add(c, 7))`
Remove flag. 2020-08-03 20:42:39 +00:00			`sstore(0, y)`
Tests for SSAValueTracker ignoring function call on rhs 2018-12-05 11:16:06 +00:00			`}`
			`// ----`
Moved "step" from settings to expectations. 2020-03-17 22:31:56 +00:00			`// step: expressionSimplifier`
			`//`
Tests for SSAValueTracker ignoring function call on rhs 2018-12-05 11:16:06 +00:00			`// {`
Update tests. 2021-11-09 12:25:25 +00:00			`// {`
			`// let c, d`
			`// sstore(d, 7)`
			`// }`
Tests for SSAValueTracker ignoring function call on rhs 2018-12-05 11:16:06 +00:00			`// }`