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cjgillotcjgillot
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Add test.
1 parent f018b46 commit de73af9

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‎tests/mir-opt/building/match/array_len.const_array_len.built.after.panic-abort.mir‎

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// MIR for `const_array_len` after built
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fn const_array_len(_1: [T; 5]) -> () {
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debug x => _1;
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let mut _0: ();
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let _6: ();
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let mut _7: T;
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let _8: ();
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let mut _9: T;
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let _10: ();
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let mut _11: [T; 2];
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let _12: ();
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let mut _13: T;
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scope 1 {
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debug a => _2;
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debug b => _3;
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debug rest => _4;
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debug e => _5;
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let _2: T;
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let _3: T;
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let _4: [T; 2];
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let _5: T;
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}
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bb0: {
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PlaceMention(_1);
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falseEdge -> [real: bb2, imaginary: bb1];
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}
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bb1: {
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goto -> bb7;
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}
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bb2: {
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StorageLive(_2);
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_2 = move _1[0 of 5];
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StorageLive(_3);
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_3 = move _1[1 of 5];
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StorageLive(_4);
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_4 = move _1[2..4];
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StorageLive(_5);
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_5 = move _1[4 of 5];
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StorageLive(_6);
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StorageLive(_7);
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_7 = move _2;
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_6 = opaque::<T>(move _7) -> [return: bb3, unwind: bb17];
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}
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bb3: {
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StorageDead(_7);
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StorageDead(_6);
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StorageLive(_8);
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StorageLive(_9);
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_9 = move _3;
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_8 = opaque::<T>(move _9) -> [return: bb4, unwind: bb16];
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}
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bb4: {
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StorageDead(_9);
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StorageDead(_8);
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StorageLive(_10);
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StorageLive(_11);
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_11 = move _4;
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_10 = opaque::<[T; 2]>(move _11) -> [return: bb5, unwind: bb15];
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}
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bb5: {
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StorageDead(_11);
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StorageDead(_10);
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StorageLive(_12);
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StorageLive(_13);
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_13 = move _5;
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_12 = opaque::<T>(move _13) -> [return: bb6, unwind: bb14];
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}
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bb6: {
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StorageDead(_13);
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StorageDead(_12);
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_0 = const ();
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drop(_5) -> [return: bb8, unwind: bb19];
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}
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bb7: {
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_0 = const ();
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goto -> bb12;
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}
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bb8: {
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StorageDead(_5);
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drop(_4) -> [return: bb9, unwind: bb20];
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}
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bb9: {
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StorageDead(_4);
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drop(_3) -> [return: bb10, unwind: bb21];
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}
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bb10: {
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StorageDead(_3);
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drop(_2) -> [return: bb11, unwind: bb22];
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}
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bb11: {
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StorageDead(_2);
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goto -> bb12;
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}
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bb12: {
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drop(_1) -> [return: bb13, unwind: bb23];
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}
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bb13: {
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return;
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}
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bb14 (cleanup): {
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drop(_13) -> [return: bb18, unwind terminate(cleanup)];
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}
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bb15 (cleanup): {
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drop(_11) -> [return: bb18, unwind terminate(cleanup)];
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}
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bb16 (cleanup): {
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drop(_9) -> [return: bb18, unwind terminate(cleanup)];
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}
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bb17 (cleanup): {
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drop(_7) -> [return: bb18, unwind terminate(cleanup)];
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}
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bb18 (cleanup): {
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drop(_5) -> [return: bb19, unwind terminate(cleanup)];
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}
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bb19 (cleanup): {
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drop(_4) -> [return: bb20, unwind terminate(cleanup)];
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}
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bb20 (cleanup): {
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drop(_3) -> [return: bb21, unwind terminate(cleanup)];
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}
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bb21 (cleanup): {
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drop(_2) -> [return: bb22, unwind terminate(cleanup)];
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}
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bb22 (cleanup): {
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drop(_1) -> [return: bb23, unwind terminate(cleanup)];
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}
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bb23 (cleanup): {
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resume;
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}
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}

‎tests/mir-opt/building/match/array_len.const_array_len.built.after.panic-unwind.mir‎

Lines changed: 155 additions & 0 deletions
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// MIR for `const_array_len` after built
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fn const_array_len(_1: [T; 5]) -> () {
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debug x => _1;
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let mut _0: ();
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let _6: ();
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let mut _7: T;
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let _8: ();
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let mut _9: T;
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let _10: ();
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let mut _11: [T; 2];
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let _12: ();
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let mut _13: T;
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scope 1 {
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debug a => _2;
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debug b => _3;
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debug rest => _4;
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debug e => _5;
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let _2: T;
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let _3: T;
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let _4: [T; 2];
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let _5: T;
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}
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bb0: {
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PlaceMention(_1);
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falseEdge -> [real: bb2, imaginary: bb1];
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}
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bb1: {
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goto -> bb7;
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}
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bb2: {
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StorageLive(_2);
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_2 = move _1[0 of 5];
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StorageLive(_3);
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_3 = move _1[1 of 5];
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StorageLive(_4);
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_4 = move _1[2..4];
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StorageLive(_5);
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_5 = move _1[4 of 5];
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StorageLive(_6);
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StorageLive(_7);
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_7 = move _2;
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_6 = opaque::<T>(move _7) -> [return: bb3, unwind: bb17];
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}
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bb3: {
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StorageDead(_7);
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StorageDead(_6);
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StorageLive(_8);
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StorageLive(_9);
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_9 = move _3;
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_8 = opaque::<T>(move _9) -> [return: bb4, unwind: bb16];
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}
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bb4: {
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StorageDead(_9);
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StorageDead(_8);
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StorageLive(_10);
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StorageLive(_11);
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_11 = move _4;
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_10 = opaque::<[T; 2]>(move _11) -> [return: bb5, unwind: bb15];
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}
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bb5: {
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StorageDead(_11);
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StorageDead(_10);
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StorageLive(_12);
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StorageLive(_13);
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_13 = move _5;
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_12 = opaque::<T>(move _13) -> [return: bb6, unwind: bb14];
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}
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bb6: {
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StorageDead(_13);
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StorageDead(_12);
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_0 = const ();
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drop(_5) -> [return: bb8, unwind: bb19];
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}
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bb7: {
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_0 = const ();
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goto -> bb12;
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}
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bb8: {
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StorageDead(_5);
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drop(_4) -> [return: bb9, unwind: bb20];
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}
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bb9: {
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StorageDead(_4);
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drop(_3) -> [return: bb10, unwind: bb21];
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}
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bb10: {
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StorageDead(_3);
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drop(_2) -> [return: bb11, unwind: bb22];
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}
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bb11: {
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StorageDead(_2);
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goto -> bb12;
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}
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bb12: {
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drop(_1) -> [return: bb13, unwind: bb23];
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}
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bb13: {
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return;
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}
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bb14 (cleanup): {
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drop(_13) -> [return: bb18, unwind terminate(cleanup)];
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}
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bb15 (cleanup): {
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drop(_11) -> [return: bb18, unwind terminate(cleanup)];
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}
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bb16 (cleanup): {
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drop(_9) -> [return: bb18, unwind terminate(cleanup)];
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}
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bb17 (cleanup): {
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drop(_7) -> [return: bb18, unwind terminate(cleanup)];
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}
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bb18 (cleanup): {
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drop(_5) -> [return: bb19, unwind terminate(cleanup)];
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}
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bb19 (cleanup): {
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drop(_4) -> [return: bb20, unwind terminate(cleanup)];
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}
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bb20 (cleanup): {
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drop(_3) -> [return: bb21, unwind terminate(cleanup)];
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}
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bb21 (cleanup): {
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drop(_2) -> [return: bb22, unwind terminate(cleanup)];
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}
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bb22 (cleanup): {
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drop(_1) -> [return: bb23, unwind terminate(cleanup)];
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}
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bb23 (cleanup): {
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resume;
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}
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}

‎tests/mir-opt/building/match/array_len.rs‎

Lines changed: 31 additions & 0 deletions
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// EMIT_MIR_FOR_EACH_PANIC_STRATEGY
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//@ compile-flags: -Zmir-opt-level=0
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fn opaque<T>(x: T) {}
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// EMIT_MIR array_len.const_array_len.built.after.mir
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fn const_array_len<T>(x: [T; 5]) {
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// CHECK-LABEL: fn const_array_len(
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// CHECK-NOT: Len
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// CHECK-NOT: PtrMetadata
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// CHECK: = const 5_usize;
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if let [a, b, rest @ .., e] = x {
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opaque(a);
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opaque(b);
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opaque(rest);
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opaque(e);
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}
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}
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// EMIT_MIR array_len.slice_len.built.after.mir
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fn slice_len<T>(x: &[T]) {
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// CHECK-LABEL: fn slice_len(
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// CHECK-NOT: Len
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// CHECK: = PtrMetadata(copy _1);
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if let [a, b, rest @ .., e] = x {
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opaque(a);
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opaque(b);
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opaque(rest);
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opaque(e);
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}
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}

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