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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:9:7: 9:8
let mut _0: std::option::Option<u8>; // return place in scope 0 at $DIR/simplify-arm.rs:9:25: 9:35
let mut _2: isize; // in scope 0 at $DIR/simplify-arm.rs:11:9: 11:16
let _3: u8; // in scope 0 at $DIR/simplify-arm.rs:11:14: 11:15
let mut _4: u8; // in scope 0 at $DIR/simplify-arm.rs:11:25: 11:26
scope 1 {
- debug v => _3; // in scope 1 at $DIR/simplify-arm.rs:11:14: 11:15
+ debug v => ((_0 as Some).0: u8); // in scope 1 at $DIR/simplify-arm.rs:11:14: 11:15
}
bb0: {
_2 = discriminant(_1); // scope 0 at $DIR/simplify-arm.rs:10:11: 10:12
switchInt(move _2) -> [0_isize: bb1, 1_isize: bb3, otherwise: bb2]; // scope 0 at $DIR/simplify-arm.rs:10:5: 10:12
}
bb1: {
discriminant(_0) = 0; // scope 0 at $DIR/simplify-arm.rs:12:17: 12:21
goto -> bb4; // scope 0 at $DIR/simplify-arm.rs:12:17: 12:21
}
bb2: {
unreachable; // scope 0 at $DIR/simplify-arm.rs:10:11: 10:12
}
bb3: {
- StorageLive(_3); // scope 0 at $DIR/simplify-arm.rs:11:14: 11:15
- _3 = ((_1 as Some).0: u8); // scope 0 at $DIR/simplify-arm.rs:11:14: 11:15
- StorageLive(_4); // scope 1 at $DIR/simplify-arm.rs:11:25: 11:26
- _4 = _3; // scope 1 at $DIR/simplify-arm.rs:11:25: 11:26
- ((_0 as Some).0: u8) = move _4; // scope 1 at $DIR/simplify-arm.rs:11:20: 11:27
- discriminant(_0) = 1; // scope 1 at $DIR/simplify-arm.rs:11:20: 11:27
- StorageDead(_4); // scope 1 at $DIR/simplify-arm.rs:11:26: 11:27
- StorageDead(_3); // scope 0 at $DIR/simplify-arm.rs:11:26: 11:27
+ _0 = move _1; // scope 1 at $DIR/simplify-arm.rs:11:20: 11:27
goto -> bb4; // scope 0 at $DIR/simplify-arm.rs:11:26: 11:27
}
bb4: {
return; // scope 0 at $DIR/simplify-arm.rs:14:2: 14:2
}
}
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