| - // MIR for `main` before GVN | |
| + // MIR for `main` after GVN | |
| fn main() -> () { | |
| let mut _0: (); | |
| let mut _1: i32; | |
| bb0: { | |
| StorageLive(_1); | |
| _1 = const 1_i32; | |
| - switchInt(copy _1) -> [1: bb2, otherwise: bb1]; | |
| + switchInt(const 1_i32) -> [1: bb2, otherwise: bb1]; | |
| } | |
| bb1: { | |
| _0 = foo(const -1_i32) -> [return: bb3, unwind unreachable]; | |
| } | |
| bb2: { | |
| _0 = foo(const 0_i32) -> [return: bb3, unwind unreachable]; | |
| } | |
| bb3: { | |
| StorageDead(_1); | |
| return; | |
| } | |
| } | |