rust/tests/mir-opt/const_goto_storage.match_nested_if.ConstGoto.diff
Ding Xiang Fei e5453b4806
lower ExprKind::Use, LogicalOp::Or and UnOp::Not
Co-authored-by: Abdulaziz Ghuloum <aghuloum@gmail.com>
2023-08-30 17:24:10 +08:00

103 lines
2.0 KiB
Diff

- // MIR for `match_nested_if` before ConstGoto
+ // MIR for `match_nested_if` after ConstGoto
fn match_nested_if() -> bool {
let mut _0: bool;
let _1: bool;
- let mut _2: ();
- let mut _3: bool;
- let mut _4: bool;
- let mut _5: bool;
- let mut _6: bool;
+ let mut _2: bool;
scope 1 {
debug val => _1;
}
bb0: {
StorageLive(_1);
StorageLive(_2);
- _2 = ();
- StorageLive(_3);
- StorageLive(_4);
- StorageLive(_5);
- StorageLive(_6);
- _6 = const true;
- switchInt(move _6) -> [0: bb2, otherwise: bb1];
+ _2 = const true;
+ switchInt(move _2) -> [0: bb2, otherwise: bb1];
}
bb1: {
- _5 = const true;
+ StorageDead(_2);
+ _1 = const true;
goto -> bb3;
}
bb2: {
- _5 = const false;
+ StorageDead(_2);
+ _1 = const false;
goto -> bb3;
}
bb3: {
- switchInt(move _5) -> [0: bb5, otherwise: bb4];
- }
-
- bb4: {
- StorageDead(_6);
- _4 = const true;
- goto -> bb6;
- }
-
- bb5: {
- StorageDead(_6);
- _4 = const false;
- goto -> bb6;
- }
-
- bb6: {
- switchInt(move _4) -> [0: bb8, otherwise: bb7];
- }
-
- bb7: {
- StorageDead(_5);
- _3 = const true;
- goto -> bb9;
- }
-
- bb8: {
- StorageDead(_5);
- _3 = const false;
- goto -> bb9;
- }
-
- bb9: {
- switchInt(move _3) -> [0: bb11, otherwise: bb10];
- }
-
- bb10: {
- StorageDead(_4);
- StorageDead(_3);
- _1 = const true;
- goto -> bb12;
- }
-
- bb11: {
- StorageDead(_4);
- StorageDead(_3);
- _1 = const false;
- goto -> bb12;
- }
-
- bb12: {
- StorageDead(_2);
_0 = _1;
StorageDead(_1);
return;
}
}