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

{
    function f(a) -> b { }
    let c := sub(f(0), f(1))
}
// ----
// step: expressionSimplifier
//
// {
//     function f(a) -> b
//     { }
//     let c := sub(f(0), f(1))
// }