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Don't try to save an extra block

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This is preparation for the next commit.
This commit is contained in:
Nadrieril 2024-06-30 12:29:46 +02:00
parent c5062f7318
commit 8a222ffd6b
15 changed files with 336 additions and 320 deletions
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22
compiler/rustc_mir_build/src/build/matches/mod.rs
View File

@ -2021,19 +2021,7 @@ impl<'a, 'tcx> Builder<'a, 'tcx> {
// The block that we should branch to if none of the
// `target_candidates` match.
let remainder_start = if !remaining_candidates.is_empty() {
let remainder_start = self.cfg.start_new_block();
self.match_candidates(
span,
scrutinee_span,
remainder_start,
otherwise_block,
remaining_candidates,
);
remainder_start
} else {
otherwise_block
};
let remainder_start = self.cfg.start_new_block();
// For each outcome of test, process the candidates that still apply.
let target_blocks: FxIndexMap<_, _> = target_candidates
@ -2061,6 +2049,14 @@ impl<'a, 'tcx> Builder<'a, 'tcx> {
&test,
target_blocks,
);
self.match_candidates(
span,
scrutinee_span,
remainder_start,
otherwise_block,
remaining_candidates,
);
}
}

22
tests/mir-opt/building/issue_101867.main.built.after.mir
View File

@ -27,13 +27,13 @@ fn main() -> () {
StorageLive(_5);
PlaceMention(_1);
_6 = discriminant(_1);
switchInt(move _6) -> [1: bb4, otherwise: bb3];
switchInt(move _6) -> [1: bb5, otherwise: bb4];
}
bb1: {
StorageLive(_3);
StorageLive(_4);
_4 = begin_panic::<&str>(const "explicit panic") -> bb8;
_4 = begin_panic::<&str>(const "explicit panic") -> bb9;
}
bb2: {
@ -43,18 +43,22 @@ fn main() -> () {
}
bb3: {
goto -> bb7;
goto -> bb8;
}
bb4: {
falseEdge -> [real: bb6, imaginary: bb3];
}
bb5: {
goto -> bb3;
}
bb5: {
falseEdge -> [real: bb7, imaginary: bb3];
}
bb6: {
goto -> bb4;
}
bb7: {
_5 = ((_1 as Some).0: u8);
_0 = const ();
StorageDead(_5);
@ -62,12 +66,12 @@ fn main() -> () {
return;
}
bb7: {
bb8: {
StorageDead(_5);
goto -> bb1;
}
bb8 (cleanup): {
bb9 (cleanup): {
resume;
}
}

34
tests/mir-opt/building/issue_49232.main.built.after.mir
View File

@ -17,7 +17,7 @@ fn main() -> () {
}
bb1: {
falseUnwind -> [real: bb2, unwind: bb14];
falseUnwind -> [real: bb2, unwind: bb15];
}
bb2: {
@ -25,7 +25,7 @@ fn main() -> () {
StorageLive(_3);
_3 = const true;
PlaceMention(_3);
switchInt(_3) -> [0: bb4, otherwise: bb6];
switchInt(_3) -> [0: bb5, otherwise: bb7];
}
bb3: {
@ -34,45 +34,49 @@ fn main() -> () {
}
bb4: {
falseEdge -> [real: bb8, imaginary: bb6];
goto -> bb3;
}
bb5: {
goto -> bb3;
falseEdge -> [real: bb9, imaginary: bb7];
}
bb6: {
_0 = const ();
goto -> bb13;
goto -> bb4;
}
bb7: {
goto -> bb3;
_0 = const ();
goto -> bb14;
}
bb8: {
_2 = const 4_i32;
goto -> bb11;
goto -> bb4;
}
bb9: {
unreachable;
_2 = const 4_i32;
goto -> bb12;
}
bb10: {
goto -> bb11;
unreachable;
}
bb11: {
goto -> bb12;
}
bb12: {
FakeRead(ForLet(None), _2);
StorageDead(_3);
StorageLive(_5);
StorageLive(_6);
_6 = &_2;
_5 = std::mem::drop::<&i32>(move _6) -> [return: bb12, unwind: bb14];
_5 = std::mem::drop::<&i32>(move _6) -> [return: bb13, unwind: bb15];
}
bb12: {
bb13: {
StorageDead(_6);
StorageDead(_5);
_1 = const ();
@ -80,13 +84,13 @@ fn main() -> () {
goto -> bb1;
}
bb13: {
bb14: {
StorageDead(_3);
StorageDead(_2);
return;
}
bb14 (cleanup): {
bb15 (cleanup): {
resume;
}
}

128
tests/mir-opt/building/logical_or_in_conditional.test_complex.built.after.mir
View File

@ -19,180 +19,188 @@ fn test_complex() -> () {
bb0: {
StorageLive(_1);
StorageLive(_2);
_2 = E::f() -> [return: bb1, unwind: bb34];
_2 = E::f() -> [return: bb1, unwind: bb36];
}
bb1: {
PlaceMention(_2);
_3 = discriminant(_2);
switchInt(move _3) -> [0: bb3, otherwise: bb2];
switchInt(move _3) -> [0: bb4, otherwise: bb3];
}
bb2: {
goto -> bb21;
goto -> bb22;
}
bb3: {
falseEdge -> [real: bb5, imaginary: bb2];
}
bb4: {
goto -> bb2;
}
bb4: {
falseEdge -> [real: bb6, imaginary: bb2];
}
bb5: {
StorageLive(_4);
_4 = always_true() -> [return: bb6, unwind: bb34];
goto -> bb3;
}
bb6: {
switchInt(move _4) -> [0: bb8, otherwise: bb7];
StorageLive(_4);
_4 = always_true() -> [return: bb7, unwind: bb36];
}
bb7: {
switchInt(move _4) -> [0: bb9, otherwise: bb8];
}
bb8: {
StorageLive(_5);
StorageLive(_6);
StorageLive(_7);
_7 = Droppy(const 0_u8);
_6 = (_7.0: u8);
_5 = Gt(move _6, const 0_u8);
switchInt(move _5) -> [0: bb10, otherwise: bb9];
}
bb8: {
goto -> bb14;
switchInt(move _5) -> [0: bb11, otherwise: bb10];
}
bb9: {
drop(_7) -> [return: bb11, unwind: bb34];
goto -> bb15;
}
bb10: {
goto -> bb12;
drop(_7) -> [return: bb12, unwind: bb36];
}
bb11: {
StorageDead(_7);
StorageDead(_6);
goto -> bb18;
goto -> bb13;
}
bb12: {
drop(_7) -> [return: bb13, unwind: bb34];
StorageDead(_7);
StorageDead(_6);
goto -> bb19;
}
bb13: {
StorageDead(_7);
StorageDead(_6);
goto -> bb14;
drop(_7) -> [return: bb14, unwind: bb36];
}
bb14: {
StorageDead(_7);
StorageDead(_6);
goto -> bb15;
}
bb15: {
StorageLive(_8);
StorageLive(_9);
StorageLive(_10);
_10 = Droppy(const 1_u8);
_9 = (_10.0: u8);
_8 = Gt(move _9, const 1_u8);
switchInt(move _8) -> [0: bb16, otherwise: bb15];
}
bb15: {
drop(_10) -> [return: bb17, unwind: bb34];
switchInt(move _8) -> [0: bb17, otherwise: bb16];
}
bb16: {
goto -> bb19;
drop(_10) -> [return: bb18, unwind: bb36];
}
bb17: {
StorageDead(_10);
StorageDead(_9);
goto -> bb18;
goto -> bb20;
}
bb18: {
_1 = const ();
goto -> bb22;
StorageDead(_10);
StorageDead(_9);
goto -> bb19;
}
bb19: {
drop(_10) -> [return: bb20, unwind: bb34];
_1 = const ();
goto -> bb23;
}
bb20: {
StorageDead(_10);
StorageDead(_9);
goto -> bb21;
drop(_10) -> [return: bb21, unwind: bb36];
}
bb21: {
_1 = const ();
StorageDead(_10);
StorageDead(_9);
goto -> bb22;
}
bb22: {
_1 = const ();
goto -> bb23;
}
bb23: {
StorageDead(_8);
StorageDead(_5);
StorageDead(_4);
StorageDead(_2);
StorageDead(_1);
StorageLive(_11);
_11 = always_true() -> [return: bb23, unwind: bb34];
}
bb23: {
switchInt(move _11) -> [0: bb25, otherwise: bb24];
_11 = always_true() -> [return: bb24, unwind: bb36];
}
bb24: {
goto -> bb32;
switchInt(move _11) -> [0: bb26, otherwise: bb25];
}
bb25: {
goto -> bb26;
goto -> bb34;
}
bb26: {
StorageLive(_12);
_12 = E::f() -> [return: bb27, unwind: bb34];
goto -> bb27;
}
bb27: {
PlaceMention(_12);
_13 = discriminant(_12);
switchInt(move _13) -> [1: bb29, otherwise: bb28];
StorageLive(_12);
_12 = E::f() -> [return: bb28, unwind: bb36];
}
bb28: {
goto -> bb32;
PlaceMention(_12);
_13 = discriminant(_12);
switchInt(move _13) -> [1: bb31, otherwise: bb30];
}
bb29: {
falseEdge -> [real: bb31, imaginary: bb28];
goto -> bb34;
}
bb30: {
goto -> bb28;
goto -> bb29;
}
bb31: {
_0 = const ();
goto -> bb33;
falseEdge -> [real: bb33, imaginary: bb29];
}
bb32: {
_0 = const ();
goto -> bb33;
goto -> bb30;
}
bb33: {
_0 = const ();
goto -> bb35;
}
bb34: {
_0 = const ();
goto -> bb35;
}
bb35: {
StorageDead(_11);
StorageDead(_12);
return;
}
bb34 (cleanup): {
bb36 (cleanup): {
resume;
}
}

56
tests/mir-opt/building/match/match_false_edges.full_tested_match.built.after.mir
View File

@ -28,7 +28,7 @@ fn full_tested_match() -> () {
_2 = Option::<i32>::Some(const 42_i32);
PlaceMention(_2);
_4 = discriminant(_2);
switchInt(move _4) -> [0: bb5, 1: bb2, otherwise: bb1];
switchInt(move _4) -> [0: bb6, 1: bb3, otherwise: bb2];
}
bb1: {
@ -37,39 +37,43 @@ fn full_tested_match() -> () {
}
bb2: {
falseEdge -> [real: bb7, imaginary: bb3];
goto -> bb1;
}
bb3: {
falseEdge -> [real: bb12, imaginary: bb5];
falseEdge -> [real: bb8, imaginary: bb4];
}
bb4: {
goto -> bb1;
falseEdge -> [real: bb13, imaginary: bb6];
}
bb5: {
_1 = (const 3_i32, const 3_i32);
goto -> bb13;
goto -> bb2;
}
bb6: {
goto -> bb1;
_1 = (const 3_i32, const 3_i32);
goto -> bb14;
}
bb7: {
goto -> bb2;
}
bb8: {
StorageLive(_6);
_6 = &((_2 as Some).0: i32);
_3 = &fake shallow _2;
StorageLive(_7);
_7 = guard() -> [return: bb8, unwind: bb16];
}
bb8: {
switchInt(move _7) -> [0: bb10, otherwise: bb9];
_7 = guard() -> [return: bb9, unwind: bb17];
}
bb9: {
switchInt(move _7) -> [0: bb11, otherwise: bb10];
}
bb10: {
StorageDead(_7);
FakeRead(ForMatchGuard, _3);
FakeRead(ForGuardBinding, _6);
@ -81,20 +85,20 @@ fn full_tested_match() -> () {
StorageDead(_8);
StorageDead(_5);
StorageDead(_6);
goto -> bb13;
}
bb10: {
goto -> bb11;
goto -> bb14;
}
bb11: {
StorageDead(_7);
StorageDead(_6);
goto -> bb3;
goto -> bb12;
}
bb12: {
StorageDead(_7);
StorageDead(_6);
goto -> bb4;
}
bb13: {
StorageLive(_9);
_9 = ((_2 as Some).0: i32);
StorageLive(_10);
@ -102,10 +106,10 @@ fn full_tested_match() -> () {
_1 = (const 2_i32, move _10);
StorageDead(_10);
StorageDead(_9);
goto -> bb13;
goto -> bb14;
}
bb13: {
bb14: {
PlaceMention(_1);
StorageDead(_2);
StorageDead(_1);
@ -113,16 +117,16 @@ fn full_tested_match() -> () {
return;
}
bb14: {
bb15: {
FakeRead(ForMatchedPlace(None), _1);
unreachable;
}
bb15: {
goto -> bb14;
bb16: {
goto -> bb15;
}
bb16 (cleanup): {
bb17 (cleanup): {
resume;
}
}

60
tests/mir-opt/building/match/match_false_edges.full_tested_match2.built.after.mir
View File

@ -28,7 +28,7 @@ fn full_tested_match2() -> () {
_2 = Option::<i32>::Some(const 42_i32);
PlaceMention(_2);
_4 = discriminant(_2);
switchInt(move _4) -> [0: bb5, 1: bb2, otherwise: bb1];
switchInt(move _4) -> [0: bb6, 1: bb3, otherwise: bb2];
}
bb1: {
@ -37,10 +37,14 @@ fn full_tested_match2() -> () {
}
bb2: {
falseEdge -> [real: bb7, imaginary: bb5];
goto -> bb1;
}
bb3: {
falseEdge -> [real: bb8, imaginary: bb6];
}
bb4: {
StorageLive(_9);
_9 = ((_2 as Some).0: i32);
StorageLive(_10);
@ -48,34 +52,34 @@ fn full_tested_match2() -> () {
_1 = (const 2_i32, move _10);
StorageDead(_10);
StorageDead(_9);
goto -> bb13;
}
bb4: {
goto -> bb1;
goto -> bb14;
}
bb5: {
falseEdge -> [real: bb12, imaginary: bb3];
goto -> bb2;
}
bb6: {
goto -> bb1;
falseEdge -> [real: bb13, imaginary: bb4];
}
bb7: {
goto -> bb2;
}
bb8: {
StorageLive(_6);
_6 = &((_2 as Some).0: i32);
_3 = &fake shallow _2;
StorageLive(_7);
_7 = guard() -> [return: bb8, unwind: bb16];
}
bb8: {
switchInt(move _7) -> [0: bb10, otherwise: bb9];
_7 = guard() -> [return: bb9, unwind: bb17];
}
bb9: {
switchInt(move _7) -> [0: bb11, otherwise: bb10];
}
bb10: {
StorageDead(_7);
FakeRead(ForMatchGuard, _3);
FakeRead(ForGuardBinding, _6);
@ -87,25 +91,25 @@ fn full_tested_match2() -> () {
StorageDead(_8);
StorageDead(_5);
StorageDead(_6);
goto -> bb13;
}
bb10: {
goto -> bb11;
goto -> bb14;
}
bb11: {
StorageDead(_7);
StorageDead(_6);
falseEdge -> [real: bb3, imaginary: bb5];
goto -> bb12;
}
bb12: {
_1 = (const 3_i32, const 3_i32);
goto -> bb13;
StorageDead(_7);
StorageDead(_6);
falseEdge -> [real: bb4, imaginary: bb6];
}
bb13: {
_1 = (const 3_i32, const 3_i32);
goto -> bb14;
}
bb14: {
PlaceMention(_1);
StorageDead(_2);
StorageDead(_1);
@ -113,16 +117,16 @@ fn full_tested_match2() -> () {
return;
}
bb14: {
bb15: {
FakeRead(ForMatchedPlace(None), _1);
unreachable;
}
bb15: {
goto -> bb14;
bb16: {
goto -> bb15;
}
bb16 (cleanup): {
bb17 (cleanup): {
resume;
}
}

36
tests/mir-opt/building/match/match_false_edges.main.built.after.mir
View File

@ -38,8 +38,8 @@ fn main() -> () {
StorageLive(_2);
_2 = Option::<i32>::Some(const 1_i32);
PlaceMention(_2);
_5 = discriminant(_2);
switchInt(move _5) -> [1: bb8, otherwise: bb2];
_4 = discriminant(_2);
switchInt(move _4) -> [1: bb3, otherwise: bb2];
}
bb1: {
@ -48,15 +48,23 @@ fn main() -> () {
}
bb2: {
falseEdge -> [real: bb15, imaginary: bb3];
falseEdge -> [real: bb15, imaginary: bb5];
}
bb3: {
_4 = discriminant(_2);
switchInt(move _4) -> [1: bb6, otherwise: bb4];
falseEdge -> [real: bb10, imaginary: bb2];
}
bb4: {
goto -> bb2;
}
bb5: {
_5 = discriminant(_2);
switchInt(move _5) -> [1: bb7, otherwise: bb6];
}
bb6: {
StorageLive(_14);
_14 = _2;
_1 = const 4_i32;
@ -64,24 +72,16 @@ fn main() -> () {
goto -> bb21;
}
bb5: {
goto -> bb1;
}
bb6: {
falseEdge -> [real: bb16, imaginary: bb4];
}
bb7: {
goto -> bb4;
falseEdge -> [real: bb16, imaginary: bb6];
}
bb8: {
falseEdge -> [real: bb10, imaginary: bb2];
goto -> bb6;
}
bb9: {
goto -> bb2;
goto -> bb1;
}
bb10: {
@ -115,7 +115,7 @@ fn main() -> () {
bb14: {
StorageDead(_8);
StorageDead(_7);
falseEdge -> [real: bb9, imaginary: bb2];
falseEdge -> [real: bb4, imaginary: bb2];
}
bb15: {
@ -161,7 +161,7 @@ fn main() -> () {
StorageDead(_13);
StorageDead(_12);
StorageDead(_11);
falseEdge -> [real: bb7, imaginary: bb4];
falseEdge -> [real: bb8, imaginary: bb6];
}
bb21: {

12
tests/mir-opt/building/match/simple_match.match_bool.built.after.mir
View File

@ -6,7 +6,7 @@ fn match_bool(_1: bool) -> usize {
bb0: {
PlaceMention(_1);
switchInt(_1) -> [0: bb2, otherwise: bb4];
switchInt(_1) -> [0: bb2, otherwise: bb3];
}
bb1: {
@ -20,17 +20,17 @@ fn match_bool(_1: bool) -> usize {
}
bb3: {
goto -> bb1;
}
bb4: {
falseEdge -> [real: bb6, imaginary: bb2];
}
bb5: {
bb4: {
goto -> bb2;
}
bb5: {
goto -> bb1;
}
bb6: {
_0 = const 10_usize;
goto -> bb7;

26
tests/mir-opt/building/match/simple_match.match_enum.built.after.mir
View File

@ -8,7 +8,7 @@ fn match_enum(_1: E1) -> bool {
bb0: {
PlaceMention(_1);
_2 = discriminant(_1);
switchInt(move _2) -> [0: bb3, 1: bb5, 2: bb7, otherwise: bb2];
switchInt(move _2) -> [0: bb4, 1: bb6, 2: bb8, otherwise: bb3];
}
bb1: {
@ -21,40 +21,44 @@ fn match_enum(_1: E1) -> bool {
}
bb3: {
goto -> bb9;
goto -> bb2;
}
bb4: {
goto -> bb2;
goto -> bb10;
}
bb5: {
goto -> bb9;
goto -> bb3;
}
bb6: {
goto -> bb2;
goto -> bb10;
}
bb7: {
_0 = const false;
goto -> bb11;
goto -> bb3;
}
bb8: {
goto -> bb2;
_0 = const false;
goto -> bb12;
}
bb9: {
falseEdge -> [real: bb10, imaginary: bb7];
goto -> bb3;
}
bb10: {
_0 = const true;
goto -> bb11;
falseEdge -> [real: bb11, imaginary: bb8];
}
bb11: {
_0 = const true;
goto -> bb12;
}
bb12: {
return;
}
}

72
tests/mir-opt/building/match/sort_candidates.constant_eq.SimplifyCfg-initial.after.mir
View File

@ -23,52 +23,52 @@ fn constant_eq(_1: &str, _2: bool) -> u32 {
StorageDead(_5);
StorageDead(_4);
PlaceMention(_3);
_9 = <str as PartialEq>::eq((_3.0: &str), const "a") -> [return: bb11, unwind: bb19];
_9 = <str as PartialEq>::eq((_3.0: &str), const "a") -> [return: bb9, unwind: bb19];
}
bb1: {
switchInt((_3.1: bool)) -> [0: bb2, otherwise: bb3];
switchInt((_3.1: bool)) -> [0: bb10, otherwise: bb11];
}
bb2: {
falseEdge -> [real: bb12, imaginary: bb5];
}
bb3: {
switchInt((_3.1: bool)) -> [0: bb1, otherwise: bb4];
}
bb4: {
falseEdge -> [real: bb16, imaginary: bb1];
}
bb5: {
_8 = <str as PartialEq>::eq((_3.0: &str), const "b") -> [return: bb8, unwind: bb19];
}
bb6: {
switchInt((_3.1: bool)) -> [0: bb1, otherwise: bb7];
}
bb7: {
falseEdge -> [real: bb15, imaginary: bb3];
}
bb8: {
switchInt(move _8) -> [0: bb1, otherwise: bb6];
}
bb9: {
switchInt(move _9) -> [0: bb5, otherwise: bb2];
}
bb10: {
_0 = const 5_u32;
goto -> bb18;
}
bb3: {
falseEdge -> [real: bb17, imaginary: bb2];
}
bb4: {
falseEdge -> [real: bb12, imaginary: bb7];
}
bb5: {
switchInt((_3.1: bool)) -> [0: bb1, otherwise: bb6];
}
bb6: {
falseEdge -> [real: bb16, imaginary: bb1];
}
bb7: {
_8 = <str as PartialEq>::eq((_3.0: &str), const "b") -> [return: bb10, unwind: bb19];
}
bb8: {
switchInt((_3.1: bool)) -> [0: bb1, otherwise: bb9];
}
bb9: {
falseEdge -> [real: bb15, imaginary: bb5];
}
bb10: {
switchInt(move _8) -> [0: bb1, otherwise: bb8];
}
bb11: {
switchInt(move _9) -> [0: bb7, otherwise: bb4];
falseEdge -> [real: bb17, imaginary: bb10];
}
bb12: {
@ -89,7 +89,7 @@ fn constant_eq(_1: &str, _2: bool) -> u32 {
bb14: {
StorageDead(_10);
falseEdge -> [real: bb5, imaginary: bb7];
falseEdge -> [real: bb3, imaginary: bb5];
}
bb15: {

64
tests/mir-opt/deduplicate_blocks.is_line_doc_comment_2.DeduplicateBlocks.panic-abort.diff
View File

@ -22,59 +22,55 @@
bb1: {
StorageDead(_3);
_7 = Len((*_2));
_8 = const 4_usize;
_9 = Ge(move _7, move _8);
- switchInt(move _9) -> [0: bb2, otherwise: bb7];
+ switchInt(move _9) -> [0: bb2, otherwise: bb6];
_4 = Len((*_2));
_5 = const 4_usize;
_6 = Ge(move _4, move _5);
switchInt(move _6) -> [0: bb2, otherwise: bb3];
}
bb2: {
_4 = Len((*_2));
_5 = const 3_usize;
_6 = Ge(move _4, move _5);
- switchInt(move _6) -> [0: bb3, otherwise: bb4];
+ switchInt(move _6) -> [0: bb10, otherwise: bb3];
_7 = Len((*_2));
_8 = const 3_usize;
_9 = Ge(move _7, move _8);
- switchInt(move _9) -> [0: bb7, otherwise: bb8];
+ switchInt(move _9) -> [0: bb10, otherwise: bb7];
}
bb3: {
- _0 = const false;
- goto -> bb14;
+ switchInt((*_2)[0 of 3]) -> [47: bb4, otherwise: bb10];
switchInt((*_2)[0 of 4]) -> [47: bb4, otherwise: bb2];
}
bb4: {
- switchInt((*_2)[0 of 3]) -> [47: bb5, otherwise: bb3];
+ switchInt((*_2)[1 of 3]) -> [47: bb5, otherwise: bb10];
switchInt((*_2)[1 of 4]) -> [47: bb5, otherwise: bb2];
}
bb5: {
- switchInt((*_2)[1 of 3]) -> [47: bb6, otherwise: bb3];
+ switchInt((*_2)[2 of 3]) -> [47: bb11, 33: bb11, otherwise: bb10];
switchInt((*_2)[2 of 4]) -> [47: bb6, otherwise: bb2];
}
bb6: {
- switchInt((*_2)[2 of 3]) -> [47: bb12, 33: bb13, otherwise: bb3];
+ switchInt((*_2)[0 of 4]) -> [47: bb7, otherwise: bb2];
}
bb7: {
- switchInt((*_2)[0 of 4]) -> [47: bb8, otherwise: bb2];
+ switchInt((*_2)[1 of 4]) -> [47: bb8, otherwise: bb2];
}
bb8: {
- switchInt((*_2)[1 of 4]) -> [47: bb9, otherwise: bb2];
+ switchInt((*_2)[2 of 4]) -> [47: bb9, otherwise: bb2];
}
bb9: {
- switchInt((*_2)[2 of 4]) -> [47: bb10, otherwise: bb2];
- switchInt((*_2)[3 of 4]) -> [47: bb11, otherwise: bb2];
+ switchInt((*_2)[3 of 4]) -> [47: bb10, otherwise: bb2];
}
bb7: {
- _0 = const false;
- goto -> bb14;
+ switchInt((*_2)[0 of 3]) -> [47: bb8, otherwise: bb10];
}
bb8: {
- switchInt((*_2)[0 of 3]) -> [47: bb9, otherwise: bb7];
+ switchInt((*_2)[1 of 3]) -> [47: bb9, otherwise: bb10];
}
bb9: {
- switchInt((*_2)[1 of 3]) -> [47: bb10, otherwise: bb7];
+ switchInt((*_2)[2 of 3]) -> [47: bb11, 33: bb11, otherwise: bb10];
}
bb10: {
- switchInt((*_2)[3 of 4]) -> [47: bb11, otherwise: bb2];
- switchInt((*_2)[2 of 3]) -> [47: bb12, 33: bb13, otherwise: bb7];
- }
-
- bb11: {

64
tests/mir-opt/deduplicate_blocks.is_line_doc_comment_2.DeduplicateBlocks.panic-unwind.diff
View File

@ -22,59 +22,55 @@
bb1: {
StorageDead(_3);
_7 = Len((*_2));
_8 = const 4_usize;
_9 = Ge(move _7, move _8);
- switchInt(move _9) -> [0: bb2, otherwise: bb7];
+ switchInt(move _9) -> [0: bb2, otherwise: bb6];
_4 = Len((*_2));
_5 = const 4_usize;
_6 = Ge(move _4, move _5);
switchInt(move _6) -> [0: bb2, otherwise: bb3];
}
bb2: {
_4 = Len((*_2));
_5 = const 3_usize;
_6 = Ge(move _4, move _5);
- switchInt(move _6) -> [0: bb3, otherwise: bb4];
+ switchInt(move _6) -> [0: bb10, otherwise: bb3];
_7 = Len((*_2));
_8 = const 3_usize;
_9 = Ge(move _7, move _8);
- switchInt(move _9) -> [0: bb7, otherwise: bb8];
+ switchInt(move _9) -> [0: bb10, otherwise: bb7];
}
bb3: {
- _0 = const false;
- goto -> bb14;
+ switchInt((*_2)[0 of 3]) -> [47: bb4, otherwise: bb10];
switchInt((*_2)[0 of 4]) -> [47: bb4, otherwise: bb2];
}
bb4: {
- switchInt((*_2)[0 of 3]) -> [47: bb5, otherwise: bb3];
+ switchInt((*_2)[1 of 3]) -> [47: bb5, otherwise: bb10];
switchInt((*_2)[1 of 4]) -> [47: bb5, otherwise: bb2];
}
bb5: {
- switchInt((*_2)[1 of 3]) -> [47: bb6, otherwise: bb3];
+ switchInt((*_2)[2 of 3]) -> [47: bb11, 33: bb11, otherwise: bb10];
switchInt((*_2)[2 of 4]) -> [47: bb6, otherwise: bb2];
}
bb6: {
- switchInt((*_2)[2 of 3]) -> [47: bb12, 33: bb13, otherwise: bb3];
+ switchInt((*_2)[0 of 4]) -> [47: bb7, otherwise: bb2];
}
bb7: {
- switchInt((*_2)[0 of 4]) -> [47: bb8, otherwise: bb2];
+ switchInt((*_2)[1 of 4]) -> [47: bb8, otherwise: bb2];
}
bb8: {
- switchInt((*_2)[1 of 4]) -> [47: bb9, otherwise: bb2];
+ switchInt((*_2)[2 of 4]) -> [47: bb9, otherwise: bb2];
}
bb9: {
- switchInt((*_2)[2 of 4]) -> [47: bb10, otherwise: bb2];
- switchInt((*_2)[3 of 4]) -> [47: bb11, otherwise: bb2];
+ switchInt((*_2)[3 of 4]) -> [47: bb10, otherwise: bb2];
}
bb7: {
- _0 = const false;
- goto -> bb14;
+ switchInt((*_2)[0 of 3]) -> [47: bb8, otherwise: bb10];
}
bb8: {
- switchInt((*_2)[0 of 3]) -> [47: bb9, otherwise: bb7];
+ switchInt((*_2)[1 of 3]) -> [47: bb9, otherwise: bb10];
}
bb9: {
- switchInt((*_2)[1 of 3]) -> [47: bb10, otherwise: bb7];
+ switchInt((*_2)[2 of 3]) -> [47: bb11, 33: bb11, otherwise: bb10];
}
bb10: {
- switchInt((*_2)[3 of 4]) -> [47: bb11, otherwise: bb2];
- switchInt((*_2)[2 of 3]) -> [47: bb12, 33: bb13, otherwise: bb7];
- }
-
- bb11: {

26
tests/mir-opt/match_arm_scopes.complicated_match.panic-abort.SimplifyCfg-initial.after-ElaborateDrops.after.diff
View File

@ -32,25 +32,33 @@
bb0: {
PlaceMention(_2);
- switchInt((_2.0: bool)) -> [0: bb6, otherwise: bb1];
- switchInt((_2.0: bool)) -> [0: bb2, otherwise: bb1];
+ switchInt((_2.0: bool)) -> [0: bb5, otherwise: bb1];
}
bb1: {
- switchInt((_2.1: bool)) -> [0: bb5, otherwise: bb2];
- switchInt((_2.1: bool)) -> [0: bb4, otherwise: bb3];
+ switchInt((_2.1: bool)) -> [0: bb10, otherwise: bb2];
}
bb2: {
- switchInt((_2.0: bool)) -> [0: bb4, otherwise: bb3];
- falseEdge -> [real: bb8, imaginary: bb1];
+ switchInt((_2.0: bool)) -> [0: bb3, otherwise: bb17];
}
bb3: {
- falseEdge -> [real: bb20, imaginary: bb4];
- switchInt((_2.0: bool)) -> [0: bb6, otherwise: bb5];
- }
-
- bb4: {
- falseEdge -> [real: bb13, imaginary: bb3];
- }
-
- bb5: {
- falseEdge -> [real: bb20, imaginary: bb6];
- }
-
- bb6: {
StorageLive(_15);
_15 = (_2.1: bool);
StorageLive(_16);
@ -59,14 +67,6 @@
+ goto -> bb16;
}
- bb5: {
- falseEdge -> [real: bb13, imaginary: bb2];
- }
-
- bb6: {
- falseEdge -> [real: bb8, imaginary: bb1];
- }
-
- bb7: {
+ bb4: {
_0 = const 1_i32;
@ -184,7 +184,7 @@
StorageDead(_12);
StorageDead(_8);
StorageDead(_6);
- falseEdge -> [real: bb2, imaginary: bb2];
- falseEdge -> [real: bb3, imaginary: bb3];
+ goto -> bb2;
}

26
tests/mir-opt/match_arm_scopes.complicated_match.panic-unwind.SimplifyCfg-initial.after-ElaborateDrops.after.diff
View File

@ -32,25 +32,33 @@
bb0: {
PlaceMention(_2);
- switchInt((_2.0: bool)) -> [0: bb6, otherwise: bb1];
- switchInt((_2.0: bool)) -> [0: bb2, otherwise: bb1];
+ switchInt((_2.0: bool)) -> [0: bb5, otherwise: bb1];
}
bb1: {
- switchInt((_2.1: bool)) -> [0: bb5, otherwise: bb2];
- switchInt((_2.1: bool)) -> [0: bb4, otherwise: bb3];
+ switchInt((_2.1: bool)) -> [0: bb10, otherwise: bb2];
}
bb2: {
- switchInt((_2.0: bool)) -> [0: bb4, otherwise: bb3];
- falseEdge -> [real: bb8, imaginary: bb1];
+ switchInt((_2.0: bool)) -> [0: bb3, otherwise: bb17];
}
bb3: {
- falseEdge -> [real: bb20, imaginary: bb4];
- switchInt((_2.0: bool)) -> [0: bb6, otherwise: bb5];
- }
-
- bb4: {
- falseEdge -> [real: bb13, imaginary: bb3];
- }
-
- bb5: {
- falseEdge -> [real: bb20, imaginary: bb6];
- }
-
- bb6: {
StorageLive(_15);
_15 = (_2.1: bool);
StorageLive(_16);
@ -59,14 +67,6 @@
+ goto -> bb16;
}
- bb5: {
- falseEdge -> [real: bb13, imaginary: bb2];
- }
-
- bb6: {
- falseEdge -> [real: bb8, imaginary: bb1];
- }
-
- bb7: {
+ bb4: {
_0 = const 1_i32;
@ -184,7 +184,7 @@
StorageDead(_12);
StorageDead(_8);
StorageDead(_6);
- falseEdge -> [real: bb2, imaginary: bb2];
- falseEdge -> [real: bb3, imaginary: bb3];
+ goto -> bb2;
}

8
tests/mir-opt/or_pattern.shortcut_second_or.SimplifyCfg-initial.after.mir
View File

@ -18,7 +18,7 @@ fn shortcut_second_or() -> () {
_1 = (move _2, const 0_i32);
StorageDead(_2);
PlaceMention(_1);
switchInt(((_1.0: (i32, i32)).0: i32)) -> [0: bb4, otherwise: bb2];
switchInt(((_1.0: (i32, i32)).0: i32)) -> [0: bb3, otherwise: bb2];
}
bb1: {
@ -27,15 +27,15 @@ fn shortcut_second_or() -> () {
}
bb2: {
switchInt(((_1.0: (i32, i32)).1: i32)) -> [1: bb3, otherwise: bb1];
switchInt(((_1.0: (i32, i32)).1: i32)) -> [1: bb4, otherwise: bb1];
}
bb3: {
switchInt((_1.1: i32)) -> [2: bb7, 3: bb8, otherwise: bb1];
switchInt((_1.1: i32)) -> [2: bb5, 3: bb6, otherwise: bb1];
}
bb4: {
switchInt((_1.1: i32)) -> [2: bb5, 3: bb6, otherwise: bb1];
switchInt((_1.1: i32)) -> [2: bb7, 3: bb8, otherwise: bb1];
}
bb5: {