- // MIR for `identity` before SeparateConstSwitch + // MIR for `identity` after SeparateConstSwitch fn identity(_1: Result) -> Result { debug x => _1; // in scope 0 at $DIR/separate_const_switch.rs:+0:13: +0:14 let mut _0: std::result::Result; // return place in scope 0 at $DIR/separate_const_switch.rs:+0:37: +0:53 let mut _2: i32; // in scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10 let mut _3: std::ops::ControlFlow, i32>; // in scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10 let mut _4: std::result::Result; // in scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:9 let mut _5: isize; // in scope 0 at $DIR/separate_const_switch.rs:+1:9: +1:10 let _6: std::result::Result; // in scope 0 at $DIR/separate_const_switch.rs:+1:9: +1:10 let mut _7: std::result::Result; // in scope 0 at $DIR/separate_const_switch.rs:+1:9: +1:10 let _8: i32; // in scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10 scope 1 { debug residual => _6; // in scope 1 at $DIR/separate_const_switch.rs:+1:9: +1:10 scope 2 { scope 8 (inlined #[track_caller] as FromResidual>>::from_residual) { // at $DIR/separate_const_switch.rs:25:8: 25:10 debug residual => _6; // in scope 8 at $SRC_DIR/core/src/result.rs:LL:COL let _13: i32; // in scope 8 at $SRC_DIR/core/src/result.rs:LL:COL let mut _14: i32; // in scope 8 at $SRC_DIR/core/src/result.rs:LL:COL scope 9 { debug e => _13; // in scope 9 at $SRC_DIR/core/src/result.rs:LL:COL scope 10 (inlined >::from) { // at $SRC_DIR/core/src/result.rs:LL:COL debug t => _13; // in scope 10 at $SRC_DIR/core/src/convert/mod.rs:LL:COL } } } } } scope 3 { debug val => _8; // in scope 3 at $DIR/separate_const_switch.rs:+1:8: +1:10 scope 4 { } } scope 5 (inlined as Try>::branch) { // at $DIR/separate_const_switch.rs:25:8: 25:10 debug self => _1; // in scope 5 at $SRC_DIR/core/src/result.rs:LL:COL let mut _9: isize; // in scope 5 at $SRC_DIR/core/src/result.rs:LL:COL let _10: i32; // in scope 5 at $SRC_DIR/core/src/result.rs:LL:COL let _11: i32; // in scope 5 at $SRC_DIR/core/src/result.rs:LL:COL let mut _12: std::result::Result; // in scope 5 at $SRC_DIR/core/src/result.rs:LL:COL scope 6 { debug v => _10; // in scope 6 at $SRC_DIR/core/src/result.rs:LL:COL } scope 7 { debug e => _11; // in scope 7 at $SRC_DIR/core/src/result.rs:LL:COL } } bb0: { StorageLive(_3); // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10 StorageLive(_10); // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10 StorageLive(_11); // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10 _9 = discriminant(_1); // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL switchInt(move _9) -> [0: bb7, 1: bb5, otherwise: bb6]; // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL } bb1: { StorageDead(_11); // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10 StorageDead(_10); // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10 _5 = discriminant(_3); // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10 switchInt(move _5) -> [0: bb2, 1: bb4, otherwise: bb3]; // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10 } bb2: { _8 = ((_3 as Continue).0: i32); // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10 _0 = Result::::Ok(_8); // scope 0 at $DIR/separate_const_switch.rs:+1:5: +1:11 StorageDead(_3); // scope 0 at $DIR/separate_const_switch.rs:+2:1: +2:2 return; // scope 0 at $DIR/separate_const_switch.rs:+2:2: +2:2 } bb3: { unreachable; // scope 0 at $DIR/separate_const_switch.rs:+1:8: +1:10 } bb4: { _6 = ((_3 as Break).0: std::result::Result); // scope 0 at $DIR/separate_const_switch.rs:+1:9: +1:10 _13 = ((_6 as Err).0: i32); // scope 8 at $SRC_DIR/core/src/result.rs:LL:COL _0 = Result::::Err(move _13); // scope 9 at $SRC_DIR/core/src/result.rs:LL:COL StorageDead(_3); // scope 0 at $DIR/separate_const_switch.rs:+2:1: +2:2 return; // scope 0 at $DIR/separate_const_switch.rs:+2:2: +2:2 } bb5: { _11 = ((_1 as Err).0: i32); // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL StorageLive(_12); // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL _12 = Result::::Err(move _11); // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL _3 = ControlFlow::, i32>::Break(move _12); // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL StorageDead(_12); // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL goto -> bb1; // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL } bb6: { unreachable; // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL } bb7: { _10 = ((_1 as Ok).0: i32); // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL _3 = ControlFlow::, i32>::Continue(move _10); // scope 6 at $SRC_DIR/core/src/result.rs:LL:COL goto -> bb1; // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL } }