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Copy pathrustc.id_try.SimplifyBranchSame.diff
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rustc.id_try.SimplifyBranchSame.diff
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- // MIR for `id_try` before SimplifyBranchSame
+ // MIR for `id_try` after SimplifyBranchSame
fn id_try(_1: std::result::Result<u8, i32>) -> std::result::Result<u8, i32> {
debug r => _1; // in scope 0 at $DIR/simplify-arm.rs:23:11: 23:12
let mut _0: std::result::Result<u8, i32>; // return place in scope 0 at $DIR/simplify-arm.rs:23:34: 23:49
let _2: u8; // in scope 0 at $DIR/simplify-arm.rs:24:9: 24:10
let mut _3: std::result::Result<u8, i32>; // in scope 0 at $DIR/simplify-arm.rs:24:13: 24:15
let mut _4: std::result::Result<u8, i32>; // in scope 0 at $DIR/simplify-arm.rs:24:13: 24:14
let mut _5: isize; // in scope 0 at $DIR/simplify-arm.rs:24:14: 24:15
let _6: i32; // in scope 0 at $DIR/simplify-arm.rs:24:14: 24:15
let mut _7: !; // in scope 0 at $DIR/simplify-arm.rs:24:14: 24:15
let mut _8: i32; // in scope 0 at $DIR/simplify-arm.rs:24:14: 24:15
let mut _9: i32; // in scope 0 at $DIR/simplify-arm.rs:24:14: 24:15
let _10: u8; // in scope 0 at $DIR/simplify-arm.rs:24:13: 24:15
let mut _11: u8; // in scope 0 at $DIR/simplify-arm.rs:25:8: 25:9
scope 1 {
debug x => _2; // in scope 1 at $DIR/simplify-arm.rs:24:9: 24:10
}
scope 2 {
debug err => _6; // in scope 2 at $DIR/simplify-arm.rs:24:14: 24:15
scope 3 {
}
}
scope 4 {
debug val => _10; // in scope 4 at $DIR/simplify-arm.rs:24:13: 24:15
scope 5 {
}
}
bb0: {
StorageLive(_2); // scope 0 at $DIR/simplify-arm.rs:24:9: 24:10
StorageLive(_3); // scope 0 at $DIR/simplify-arm.rs:24:13: 24:15
StorageLive(_4); // scope 0 at $DIR/simplify-arm.rs:24:13: 24:14
_4 = _1; // scope 0 at $DIR/simplify-arm.rs:24:13: 24:14
_3 = const <std::result::Result<u8, i32> as std::ops::Try>::into_result(move _4) -> bb1; // scope 0 at $DIR/simplify-arm.rs:24:13: 24:15
// ty::Const
// + ty: fn(std::result::Result<u8, i32>) -> std::result::Result<<std::result::Result<u8, i32> as std::ops::Try>::Ok, <std::result::Result<u8, i32> as std::ops::Try>::Error> {<std::result::Result<u8, i32> as std::ops::Try>::into_result}
// + val: Value(Scalar(<ZST>))
// mir::Constant
// + span: $DIR/simplify-arm.rs:24:13: 24:15
// + literal: Const { ty: fn(std::result::Result<u8, i32>) -> std::result::Result<<std::result::Result<u8, i32> as std::ops::Try>::Ok, <std::result::Result<u8, i32> as std::ops::Try>::Error> {<std::result::Result<u8, i32> as std::ops::Try>::into_result}, val: Value(Scalar(<ZST>)) }
}
bb1: {
StorageDead(_4); // scope 0 at $DIR/simplify-arm.rs:24:14: 24:15
_5 = discriminant(_3); // scope 0 at $DIR/simplify-arm.rs:24:14: 24:15
switchInt(move _5) -> [0isize: bb2, 1isize: bb4, otherwise: bb3]; // scope 0 at $DIR/simplify-arm.rs:24:14: 24:15
}
bb2: {
StorageLive(_10); // scope 0 at $DIR/simplify-arm.rs:24:13: 24:15
_10 = ((_3 as Ok).0: u8); // scope 0 at $DIR/simplify-arm.rs:24:13: 24:15
_2 = _10; // scope 5 at $DIR/simplify-arm.rs:24:13: 24:15
StorageDead(_10); // scope 0 at $DIR/simplify-arm.rs:24:14: 24:15
StorageDead(_3); // scope 0 at $DIR/simplify-arm.rs:24:15: 24:16
StorageLive(_11); // scope 1 at $DIR/simplify-arm.rs:25:8: 25:9
_11 = _2; // scope 1 at $DIR/simplify-arm.rs:25:8: 25:9
((_0 as Ok).0: u8) = move _11; // scope 1 at $DIR/simplify-arm.rs:25:5: 25:10
discriminant(_0) = 0; // scope 1 at $DIR/simplify-arm.rs:25:5: 25:10
StorageDead(_11); // scope 1 at $DIR/simplify-arm.rs:25:9: 25:10
StorageDead(_2); // scope 0 at $DIR/simplify-arm.rs:26:1: 26:2
goto -> bb5; // scope 0 at $DIR/simplify-arm.rs:26:2: 26:2
}
bb3: {
unreachable; // scope 0 at $DIR/simplify-arm.rs:24:13: 24:15
}
bb4: {
StorageLive(_6); // scope 0 at $DIR/simplify-arm.rs:24:14: 24:15
_6 = ((_3 as Err).0: i32); // scope 0 at $DIR/simplify-arm.rs:24:14: 24:15
StorageLive(_8); // scope 3 at $DIR/simplify-arm.rs:24:14: 24:15
StorageLive(_9); // scope 3 at $DIR/simplify-arm.rs:24:14: 24:15
_9 = _6; // scope 3 at $DIR/simplify-arm.rs:24:14: 24:15
_8 = const <i32 as std::convert::From<i32>>::from(move _9) -> bb6; // scope 3 at $DIR/simplify-arm.rs:24:14: 24:15
// ty::Const
// + ty: fn(i32) -> i32 {<i32 as std::convert::From<i32>>::from}
// + val: Value(Scalar(<ZST>))
// mir::Constant
// + span: $DIR/simplify-arm.rs:24:14: 24:15
// + literal: Const { ty: fn(i32) -> i32 {<i32 as std::convert::From<i32>>::from}, val: Value(Scalar(<ZST>)) }
}
bb5: {
return; // scope 0 at $DIR/simplify-arm.rs:26:2: 26:2
}
bb6: {
StorageDead(_9); // scope 3 at $DIR/simplify-arm.rs:24:14: 24:15
_0 = const <std::result::Result<u8, i32> as std::ops::Try>::from_error(move _8) -> bb7; // scope 3 at $DIR/simplify-arm.rs:24:14: 24:15
// ty::Const
// + ty: fn(<std::result::Result<u8, i32> as std::ops::Try>::Error) -> std::result::Result<u8, i32> {<std::result::Result<u8, i32> as std::ops::Try>::from_error}
// + val: Value(Scalar(<ZST>))
// mir::Constant
// + span: $DIR/simplify-arm.rs:24:13: 24:15
// + literal: Const { ty: fn(<std::result::Result<u8, i32> as std::ops::Try>::Error) -> std::result::Result<u8, i32> {<std::result::Result<u8, i32> as std::ops::Try>::from_error}, val: Value(Scalar(<ZST>)) }
}
bb7: {
StorageDead(_8); // scope 3 at $DIR/simplify-arm.rs:24:14: 24:15
StorageDead(_6); // scope 0 at $DIR/simplify-arm.rs:24:14: 24:15
StorageDead(_3); // scope 0 at $DIR/simplify-arm.rs:24:15: 24:16
StorageDead(_2); // scope 0 at $DIR/simplify-arm.rs:26:1: 26:2
goto -> bb5; // scope 0 at $DIR/simplify-arm.rs:24:14: 24:15
}
}