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- // MIR for `id` before SimplifyArmIdentity
+ // MIR for `id` after SimplifyArmIdentity
fn id(_1: Option<u8>) -> Option<u8> {
debug o => _1; // in scope 0 at $DIR/simplify-arm.rs:+0:7: +0:8
let mut _0: std::option::Option<u8>; // return place in scope 0 at $DIR/simplify-arm.rs:+0:25: +0:35
let mut _2: isize; // in scope 0 at $DIR/simplify-arm.rs:+2:9: +2:16
let _3: u8; // in scope 0 at $DIR/simplify-arm.rs:+2:14: +2:15
let mut _4: u8; // in scope 0 at $DIR/simplify-arm.rs:+2:25: +2:26
scope 1 {
debug v => _3; // in scope 1 at $DIR/simplify-arm.rs:+2:14: +2:15
}
bb0: {
_2 = discriminant(_1); // scope 0 at $DIR/simplify-arm.rs:+1:11: +1:12
switchInt(move _2) -> [0_isize: bb1, 1_isize: bb3, otherwise: bb2]; // scope 0 at $DIR/simplify-arm.rs:+1:5: +1:12
}
bb1: {
Deinit(_0); // scope 0 at $DIR/simplify-arm.rs:+3:17: +3:21
discriminant(_0) = 0; // scope 0 at $DIR/simplify-arm.rs:+3:17: +3:21
goto -> bb4; // scope 0 at $DIR/simplify-arm.rs:+3:17: +3:21
}
bb2: {
unreachable; // scope 0 at $DIR/simplify-arm.rs:+1:11: +1:12
}
bb3: {
StorageLive(_3); // scope 0 at $DIR/simplify-arm.rs:+2:14: +2:15
_3 = ((_1 as Some).0: u8); // scope 0 at $DIR/simplify-arm.rs:+2:14: +2:15
StorageLive(_4); // scope 1 at $DIR/simplify-arm.rs:+2:25: +2:26
_4 = _3; // scope 1 at $DIR/simplify-arm.rs:+2:25: +2:26
Deinit(_0); // scope 1 at $DIR/simplify-arm.rs:+2:20: +2:27
((_0 as Some).0: u8) = move _4; // scope 1 at $DIR/simplify-arm.rs:+2:20: +2:27
discriminant(_0) = 1; // scope 1 at $DIR/simplify-arm.rs:+2:20: +2:27
StorageDead(_4); // scope 1 at $DIR/simplify-arm.rs:+2:26: +2:27
StorageDead(_3); // scope 0 at $DIR/simplify-arm.rs:+2:26: +2:27
goto -> bb4; // scope 0 at $DIR/simplify-arm.rs:+2:26: +2:27
}
bb4: {
return; // scope 0 at $DIR/simplify-arm.rs:+5:2: +5:2
}
}
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