// MIR for `unwrap_unchecked` after PreCodegen fn unwrap_unchecked(_1: Option) -> T { debug slf => _1; // in scope 0 at $DIR/unwrap_unchecked.rs:+0:35: +0:38 let mut _0: T; // return place in scope 0 at $DIR/unwrap_unchecked.rs:+0:54: +0:55 scope 1 (inlined #[track_caller] Option::::unwrap_unchecked) { // at $DIR/unwrap_unchecked.rs:10:9: 10:27 debug self => _1; // in scope 1 at $SRC_DIR/core/src/option.rs:LL:COL let mut _2: &std::option::Option; // in scope 1 at $SRC_DIR/core/src/option.rs:LL:COL let mut _3: isize; // in scope 1 at $SRC_DIR/core/src/option.rs:LL:COL let _4: T; // in scope 1 at $SRC_DIR/core/src/option.rs:LL:COL scope 2 { debug val => _4; // in scope 2 at $SRC_DIR/core/src/option.rs:LL:COL } scope 3 { scope 5 (inlined unreachable_unchecked) { // at $SRC_DIR/core/src/option.rs:LL:COL scope 6 { scope 7 (inlined unreachable_unchecked::runtime) { // at $SRC_DIR/core/src/intrinsics.rs:LL:COL } } } } scope 4 (inlined Option::::is_some) { // at $SRC_DIR/core/src/option.rs:LL:COL debug self => _2; // in scope 4 at $SRC_DIR/core/src/option.rs:LL:COL } } bb0: { StorageLive(_2); // scope 0 at $DIR/unwrap_unchecked.rs:+1:9: +1:27 _3 = discriminant(_1); // scope 1 at $SRC_DIR/core/src/option.rs:LL:COL switchInt(move _3) -> [1: bb2, otherwise: bb1]; // scope 1 at $SRC_DIR/core/src/option.rs:LL:COL } bb1: { unreachable; // scope 6 at $SRC_DIR/core/src/intrinsics.rs:LL:COL } bb2: { StorageLive(_4); // scope 1 at $SRC_DIR/core/src/option.rs:LL:COL _4 = move ((_1 as Some).0: T); // scope 1 at $SRC_DIR/core/src/option.rs:LL:COL _0 = move _4; // scope 2 at $SRC_DIR/core/src/option.rs:LL:COL StorageDead(_4); // scope 1 at $SRC_DIR/core/src/option.rs:LL:COL StorageDead(_2); // scope 0 at $DIR/unwrap_unchecked.rs:+1:9: +1:27 return; // scope 0 at $DIR/unwrap_unchecked.rs:+2:2: +2:2 } }