rust/tests/mir-opt/issue_78192.f.InstCombine.diff
2023-01-11 09:32:08 +00:00

30 lines
1.8 KiB
Diff

- // MIR for `f` before InstCombine
+ // MIR for `f` after InstCombine
fn f(_1: &T) -> *const T {
debug a => _1; // in scope 0 at $DIR/issue_78192.rs:+0:13: +0:14
let mut _0: *const T; // return place in scope 0 at $DIR/issue_78192.rs:+0:23: +0:31
let _2: &*const T; // in scope 0 at $DIR/issue_78192.rs:+1:9: +1:10
let _3: &*const T; // in scope 0 at $DIR/issue_78192.rs:+1:24: +1:40
let _4: *const T; // in scope 0 at $DIR/issue_78192.rs:+1:25: +1:40
scope 1 {
debug b => _2; // in scope 1 at $DIR/issue_78192.rs:+1:9: +1:10
}
bb0: {
StorageLive(_2); // scope 0 at $DIR/issue_78192.rs:+1:9: +1:10
StorageLive(_3); // scope 0 at $DIR/issue_78192.rs:+1:24: +1:40
StorageLive(_4); // scope 0 at $DIR/issue_78192.rs:+1:25: +1:40
_4 = &raw const (*_1); // scope 0 at $DIR/issue_78192.rs:+1:26: +1:27
_3 = &_4; // scope 0 at $DIR/issue_78192.rs:+1:24: +1:40
- _2 = &(*_3); // scope 0 at $DIR/issue_78192.rs:+1:24: +1:40
+ _2 = _3; // scope 0 at $DIR/issue_78192.rs:+1:24: +1:40
StorageDead(_3); // scope 0 at $DIR/issue_78192.rs:+1:40: +1:41
_0 = (*_2); // scope 1 at $DIR/issue_78192.rs:+2:5: +2:7
StorageDead(_4); // scope 0 at $DIR/issue_78192.rs:+3:1: +3:2
StorageDead(_2); // scope 0 at $DIR/issue_78192.rs:+3:1: +3:2
return; // scope 0 at $DIR/issue_78192.rs:+3:2: +3:2
}
}