// MIR for `main` after GVN fn main() -> () { let mut _0: (); let _1: &[(std::option::Option, &[&str])]; let mut _2: &&[(std::option::Option, &[&str])]; bb0: { StorageLive(_1); StorageLive(_2); _2 = const {ALLOC9: &&[(Option, &[&str])]}; _1 = copy (*_2); StorageDead(_2); StorageDead(_1); _0 = const (); return; } } ALLOC9 (static: FOO, size: 8, align: 4) { ╾ALLOC0╼ 03 00 00 00 │ ╾──╼.... } ALLOC0 (size: 48, align: 4) { 0x00 │ 00 00 00 00 __ __ __ __ ╾ALLOC1╼ 00 00 00 00 │ ....░░░░╾──╼.... 0x10 │ 00 00 00 00 __ __ __ __ ╾ALLOC2╼ 02 00 00 00 │ ....░░░░╾──╼.... 0x20 │ 01 00 00 00 2a 00 00 00 ╾ALLOC3╼ 03 00 00 00 │ ....*...╾──╼.... } ALLOC1 (size: 0, align: 4) {} ALLOC2 (size: 16, align: 4) { ╾ALLOC4╼ 03 00 00 00 ╾ALLOC5╼ 03 00 00 00 │ ╾──╼....╾──╼.... } ALLOC4 (size: 3, align: 1) { 66 6f 6f │ foo } ALLOC5 (size: 3, align: 1) { 62 61 72 │ bar } ALLOC3 (size: 24, align: 4) { 0x00 │ ╾ALLOC6╼ 03 00 00 00 ╾ALLOC7╼ 03 00 00 00 │ ╾──╼....╾──╼.... 0x10 │ ╾ALLOC8╼ 04 00 00 00 │ ╾──╼.... } ALLOC6 (size: 3, align: 1) { 6d 65 68 │ meh } ALLOC7 (size: 3, align: 1) { 6d 6f 70 │ mop } ALLOC8 (size: 4, align: 1) { 6d c3 b6 70 │ m..p }