-
Notifications
You must be signed in to change notification settings - Fork 12.8k
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Only emit
!=
assumptions if the otherwise target is reachable.
- Loading branch information
Showing
11 changed files
with
148 additions
and
58 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
45 changes: 45 additions & 0 deletions
45
tests/mir-opt/unreachable.as_match.UnreachablePropagation.panic-abort.diff
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,45 @@ | ||
- // MIR for `as_match` before UnreachablePropagation | ||
+ // MIR for `as_match` after UnreachablePropagation | ||
|
||
fn as_match() -> () { | ||
let mut _0: (); | ||
let mut _1: std::option::Option<Empty>; | ||
let mut _2: isize; | ||
let _3: Empty; | ||
let mut _4: !; | ||
+ let mut _5: bool; | ||
scope 1 { | ||
debug _x => _3; | ||
} | ||
|
||
bb0: { | ||
StorageLive(_1); | ||
_1 = empty() -> [return: bb1, unwind unreachable]; | ||
} | ||
|
||
bb1: { | ||
_2 = discriminant(_1); | ||
- switchInt(move _2) -> [0: bb4, 1: bb2, otherwise: bb3]; | ||
+ _5 = Eq(_2, const 0_isize); | ||
+ assume(move _5); | ||
+ goto -> bb4; | ||
} | ||
|
||
bb2: { | ||
- StorageLive(_3); | ||
- _3 = move ((_1 as Some).0: Empty); | ||
- StorageLive(_4); | ||
unreachable; | ||
} | ||
|
||
bb3: { | ||
unreachable; | ||
} | ||
|
||
bb4: { | ||
_0 = const (); | ||
StorageDead(_1); | ||
return; | ||
} | ||
} | ||
|
45 changes: 45 additions & 0 deletions
45
tests/mir-opt/unreachable.as_match.UnreachablePropagation.panic-unwind.diff
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,45 @@ | ||
- // MIR for `as_match` before UnreachablePropagation | ||
+ // MIR for `as_match` after UnreachablePropagation | ||
|
||
fn as_match() -> () { | ||
let mut _0: (); | ||
let mut _1: std::option::Option<Empty>; | ||
let mut _2: isize; | ||
let _3: Empty; | ||
let mut _4: !; | ||
+ let mut _5: bool; | ||
scope 1 { | ||
debug _x => _3; | ||
} | ||
|
||
bb0: { | ||
StorageLive(_1); | ||
_1 = empty() -> [return: bb1, unwind continue]; | ||
} | ||
|
||
bb1: { | ||
_2 = discriminant(_1); | ||
- switchInt(move _2) -> [0: bb4, 1: bb2, otherwise: bb3]; | ||
+ _5 = Eq(_2, const 0_isize); | ||
+ assume(move _5); | ||
+ goto -> bb4; | ||
} | ||
|
||
bb2: { | ||
- StorageLive(_3); | ||
- _3 = move ((_1 as Some).0: Empty); | ||
- StorageLive(_4); | ||
unreachable; | ||
} | ||
|
||
bb3: { | ||
unreachable; | ||
} | ||
|
||
bb4: { | ||
_0 = const (); | ||
StorageDead(_1); | ||
return; | ||
} | ||
} | ||
|
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters