diff options
Diffstat (limited to 'src/test/mir-opt/issue_62289.test.ElaborateDrops.before.mir')
| -rw-r--r-- | src/test/mir-opt/issue_62289.test.ElaborateDrops.before.mir | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/src/test/mir-opt/issue_62289.test.ElaborateDrops.before.mir b/src/test/mir-opt/issue_62289.test.ElaborateDrops.before.mir new file mode 100644 index 000000000..72603dc5d --- /dev/null +++ b/src/test/mir-opt/issue_62289.test.ElaborateDrops.before.mir @@ -0,0 +1,122 @@ +// MIR for `test` before ElaborateDrops + +fn test() -> Option<Box<u32>> { + let mut _0: std::option::Option<std::boxed::Box<u32>>; // return place in scope 0 at $DIR/issue-62289.rs:+0:14: +0:30 + let mut _1: std::boxed::Box<u32>; // in scope 0 at $DIR/issue-62289.rs:+1:10: +1:21 + let mut _2: usize; // in scope 0 at $DIR/issue-62289.rs:+1:10: +1:21 + let mut _3: usize; // in scope 0 at $DIR/issue-62289.rs:+1:10: +1:21 + let mut _4: *mut u8; // in scope 0 at $DIR/issue-62289.rs:+1:10: +1:21 + let mut _5: std::boxed::Box<u32>; // in scope 0 at $DIR/issue-62289.rs:+1:10: +1:21 + let mut _6: std::ops::ControlFlow<std::option::Option<std::convert::Infallible>, u32>; // in scope 0 at $DIR/issue-62289.rs:+1:15: +1:20 + let mut _7: std::option::Option<u32>; // in scope 0 at $DIR/issue-62289.rs:+1:15: +1:19 + let mut _8: isize; // in scope 0 at $DIR/issue-62289.rs:+1:19: +1:20 + let _9: std::option::Option<std::convert::Infallible>; // in scope 0 at $DIR/issue-62289.rs:+1:19: +1:20 + let mut _10: !; // in scope 0 at $DIR/issue-62289.rs:+1:19: +1:20 + let mut _11: std::option::Option<std::convert::Infallible>; // in scope 0 at $DIR/issue-62289.rs:+1:19: +1:20 + let _12: u32; // in scope 0 at $DIR/issue-62289.rs:+1:15: +1:20 + scope 1 { + } + scope 2 { + debug residual => _9; // in scope 2 at $DIR/issue-62289.rs:+1:19: +1:20 + scope 3 { + } + } + scope 4 { + debug val => _12; // in scope 4 at $DIR/issue-62289.rs:+1:15: +1:20 + scope 5 { + } + } + + bb0: { + StorageLive(_1); // scope 0 at $DIR/issue-62289.rs:+1:10: +1:21 + _2 = SizeOf(u32); // scope 1 at $DIR/issue-62289.rs:+1:10: +1:21 + _3 = AlignOf(u32); // scope 1 at $DIR/issue-62289.rs:+1:10: +1:21 + _4 = alloc::alloc::exchange_malloc(move _2, move _3) -> bb1; // scope 1 at $DIR/issue-62289.rs:+1:10: +1:21 + // mir::Constant + // + span: $DIR/issue-62289.rs:9:10: 9:21 + // + literal: Const { ty: unsafe fn(usize, usize) -> *mut u8 {alloc::alloc::exchange_malloc}, val: Value(<ZST>) } + } + + bb1: { + StorageLive(_5); // scope 0 at $DIR/issue-62289.rs:+1:10: +1:21 + _5 = ShallowInitBox(move _4, u32); // scope 0 at $DIR/issue-62289.rs:+1:10: +1:21 + StorageLive(_6); // scope 0 at $DIR/issue-62289.rs:+1:15: +1:20 + StorageLive(_7); // scope 0 at $DIR/issue-62289.rs:+1:15: +1:19 + _7 = Option::<u32>::None; // scope 0 at $DIR/issue-62289.rs:+1:15: +1:19 + _6 = <Option<u32> as Try>::branch(move _7) -> [return: bb2, unwind: bb12]; // scope 0 at $DIR/issue-62289.rs:+1:15: +1:20 + // mir::Constant + // + span: $DIR/issue-62289.rs:9:15: 9:20 + // + literal: Const { ty: fn(Option<u32>) -> ControlFlow<<Option<u32> as Try>::Residual, <Option<u32> as Try>::Output> {<Option<u32> as Try>::branch}, val: Value(<ZST>) } + } + + bb2: { + StorageDead(_7); // scope 0 at $DIR/issue-62289.rs:+1:19: +1:20 + _8 = discriminant(_6); // scope 0 at $DIR/issue-62289.rs:+1:15: +1:20 + switchInt(move _8) -> [0_isize: bb3, 1_isize: bb5, otherwise: bb4]; // scope 0 at $DIR/issue-62289.rs:+1:15: +1:20 + } + + bb3: { + StorageLive(_12); // scope 0 at $DIR/issue-62289.rs:+1:15: +1:20 + _12 = ((_6 as Continue).0: u32); // scope 0 at $DIR/issue-62289.rs:+1:15: +1:20 + (*_5) = _12; // scope 5 at $DIR/issue-62289.rs:+1:15: +1:20 + StorageDead(_12); // scope 0 at $DIR/issue-62289.rs:+1:19: +1:20 + _1 = move _5; // scope 0 at $DIR/issue-62289.rs:+1:10: +1:21 + drop(_5) -> [return: bb7, unwind: bb11]; // scope 0 at $DIR/issue-62289.rs:+1:20: +1:21 + } + + bb4: { + unreachable; // scope 0 at $DIR/issue-62289.rs:+1:15: +1:20 + } + + bb5: { + StorageLive(_9); // scope 0 at $DIR/issue-62289.rs:+1:19: +1:20 + _9 = ((_6 as Break).0: std::option::Option<std::convert::Infallible>); // scope 0 at $DIR/issue-62289.rs:+1:19: +1:20 + StorageLive(_11); // scope 3 at $DIR/issue-62289.rs:+1:19: +1:20 + _11 = _9; // scope 3 at $DIR/issue-62289.rs:+1:19: +1:20 + _0 = <Option<Box<u32>> as FromResidual<Option<Infallible>>>::from_residual(move _11) -> [return: bb6, unwind: bb12]; // scope 3 at $DIR/issue-62289.rs:+1:15: +1:20 + // mir::Constant + // + span: $DIR/issue-62289.rs:9:19: 9:20 + // + literal: Const { ty: fn(Option<Infallible>) -> Option<Box<u32>> {<Option<Box<u32>> as FromResidual<Option<Infallible>>>::from_residual}, val: Value(<ZST>) } + } + + bb6: { + StorageDead(_11); // scope 3 at $DIR/issue-62289.rs:+1:19: +1:20 + StorageDead(_9); // scope 0 at $DIR/issue-62289.rs:+1:19: +1:20 + drop(_5) -> bb9; // scope 0 at $DIR/issue-62289.rs:+1:20: +1:21 + } + + bb7: { + StorageDead(_5); // scope 0 at $DIR/issue-62289.rs:+1:20: +1:21 + _0 = Option::<Box<u32>>::Some(move _1); // scope 0 at $DIR/issue-62289.rs:+1:5: +1:22 + drop(_1) -> bb8; // scope 0 at $DIR/issue-62289.rs:+1:21: +1:22 + } + + bb8: { + StorageDead(_1); // scope 0 at $DIR/issue-62289.rs:+1:21: +1:22 + StorageDead(_6); // scope 0 at $DIR/issue-62289.rs:+2:1: +2:2 + goto -> bb10; // scope 0 at $DIR/issue-62289.rs:+2:2: +2:2 + } + + bb9: { + StorageDead(_5); // scope 0 at $DIR/issue-62289.rs:+1:20: +1:21 + StorageDead(_1); // scope 0 at $DIR/issue-62289.rs:+1:21: +1:22 + StorageDead(_6); // scope 0 at $DIR/issue-62289.rs:+2:1: +2:2 + goto -> bb10; // scope 0 at $DIR/issue-62289.rs:+2:2: +2:2 + } + + bb10: { + return; // scope 0 at $DIR/issue-62289.rs:+2:2: +2:2 + } + + bb11 (cleanup): { + drop(_1) -> bb13; // scope 0 at $DIR/issue-62289.rs:+1:21: +1:22 + } + + bb12 (cleanup): { + drop(_5) -> bb13; // scope 0 at $DIR/issue-62289.rs:+1:20: +1:21 + } + + bb13 (cleanup): { + resume; // scope 0 at $DIR/issue-62289.rs:+0:1: +2:2 + } +} |