rust/tests/mir-opt/reference_prop.maybe_dead.ReferencePropagation.diff
2023-05-13 10:17:28 +00:00

57 lines
3.6 KiB
Diff

- // MIR for `maybe_dead` before ReferencePropagation
+ // MIR for `maybe_dead` after ReferencePropagation
fn maybe_dead(_1: bool) -> () {
let mut _0: (); // return place in scope 0 at $DIR/reference_prop.rs:+0:24: +0:24
let mut _2: i32; // in scope 0 at $SRC_DIR/core/src/intrinsics/mir.rs:LL:COL
let mut _3: i32; // in scope 0 at $SRC_DIR/core/src/intrinsics/mir.rs:LL:COL
let mut _4: &i32; // in scope 0 at $SRC_DIR/core/src/intrinsics/mir.rs:LL:COL
let mut _5: &mut i32; // in scope 0 at $SRC_DIR/core/src/intrinsics/mir.rs:LL:COL
let mut _6: i32; // in scope 0 at $SRC_DIR/core/src/intrinsics/mir.rs:LL:COL
let mut _7: i32; // in scope 0 at $SRC_DIR/core/src/intrinsics/mir.rs:LL:COL
let mut _8: i32; // in scope 0 at $SRC_DIR/core/src/intrinsics/mir.rs:LL:COL
bb0: {
StorageLive(_2); // scope 0 at $DIR/reference_prop.rs:+7:13: +7:27
StorageLive(_3); // scope 0 at $DIR/reference_prop.rs:+8:13: +8:27
_2 = const 5_i32; // scope 0 at $DIR/reference_prop.rs:+9:13: +9:18
_3 = const 5_i32; // scope 0 at $DIR/reference_prop.rs:+10:13: +10:18
_4 = &_2; // scope 0 at $SRC_DIR/core/src/intrinsics/mir.rs:LL:COL
_5 = &mut _3; // scope 0 at $SRC_DIR/core/src/intrinsics/mir.rs:LL:COL
(*_5) = const 7_i32; // scope 0 at $DIR/reference_prop.rs:+14:13: +14:19
- _6 = (*_4); // scope 0 at $SRC_DIR/core/src/intrinsics/mir.rs:LL:COL
+ _6 = _2; // scope 0 at $SRC_DIR/core/src/intrinsics/mir.rs:LL:COL
switchInt(_1) -> [1: bb1, otherwise: bb2]; // scope 0 at $DIR/reference_prop.rs:+17:13: +17:46
}
bb1: {
StorageDead(_2); // scope 0 at $DIR/reference_prop.rs:+20:13: +20:27
StorageDead(_3); // scope 0 at $DIR/reference_prop.rs:+21:13: +21:27
_0 = opaque::<i32>(_6) -> bb2; // scope 0 at $DIR/reference_prop.rs:+22:13: +22:38
// mir::Constant
// + span: $DIR/reference_prop.rs:489:28: 489:34
// + literal: Const { ty: fn(i32) {opaque::<i32>}, val: Value(<ZST>) }
}
bb2: {
_7 = (*_4); // scope 0 at $SRC_DIR/core/src/intrinsics/mir.rs:LL:COL
_0 = opaque::<i32>(_7) -> bb3; // scope 0 at $DIR/reference_prop.rs:+27:13: +27:38
// mir::Constant
// + span: $DIR/reference_prop.rs:494:28: 494:34
// + literal: Const { ty: fn(i32) {opaque::<i32>}, val: Value(<ZST>) }
}
bb3: {
_8 = (*_5); // scope 0 at $SRC_DIR/core/src/intrinsics/mir.rs:LL:COL
_0 = opaque::<i32>(_8) -> bb4; // scope 0 at $DIR/reference_prop.rs:+33:13: +33:43
// mir::Constant
// + span: $DIR/reference_prop.rs:500:33: 500:39
// + literal: Const { ty: fn(i32) {opaque::<i32>}, val: Value(<ZST>) }
}
bb4: {
return; // scope 0 at $DIR/reference_prop.rs:+36:13: +36:21
}
}