src/test/mir-opt/simplify_match.rs

   1 fn main() {
   2     match { let x = false; x } {
   3         true => println!("hello world!"),
   4         false => {},
   5     }
   6 }
   7
   8 // END RUST SOURCE
   9 // START rustc.main.SimplifyBranches-after-copy-prop.before.mir
  10 // bb0: {
  11 //     ...
  12 //     switchInt(const false) -> [false: bb3, otherwise: bb1];
  13 // }
  14 // bb1: {
  15 // END rustc.main.SimplifyBranches-after-copy-prop.before.mir
  16 // START rustc.main.SimplifyBranches-after-copy-prop.after.mir
  17 // bb0: {
  18 //     ...
  19 //     goto -> bb3;
  20 // }
  21 // bb1: {
  22 // END rustc.main.SimplifyBranches-after-copy-prop.after.mir