rust/tests/mir-opt/if_condition_int.opt_u32.SimplifyComparisonIntegral.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

38 lines
789 B
Diff

- // MIR for `opt_u32` before SimplifyComparisonIntegral
+ // MIR for `opt_u32` after SimplifyComparisonIntegral
fn opt_u32(_1: u32) -> u32 {
debug x => _1;
let mut _0: u32;
let mut _2: bool;
let mut _3: u32;
bb0: {
StorageLive(_2);
StorageLive(_3);
_3 = _1;
- _2 = Eq(move _3, const 42_u32);
- switchInt(move _2) -> [0: bb2, otherwise: bb1];
+ nop;
+ switchInt(move _3) -> [42: bb1, otherwise: bb2];
}
bb1: {
StorageDead(_3);
_0 = const 0_u32;
goto -> bb3;
}
bb2: {
StorageDead(_3);
_0 = const 1_u32;
goto -> bb3;
}
bb3: {
StorageDead(_2);
return;
}
}