- // MIR for `opt` before RemoveUnneededDrops + // MIR for `opt` after RemoveUnneededDrops fn opt(_1: bool) -> () { debug x => _1; let mut _0: (); let _2: (); let mut _3: bool; scope 1 (inlined std::mem::drop::) { } bb0: { - nop; StorageLive(_3); _3 = copy _1; - drop(_3) -> [return: bb1, unwind continue]; - } - - bb1: { StorageDead(_3); - nop; - nop; return; } }