src/test/mir-opt/const_promotion_extern_static.BAR.PromoteTemps.diff

- // MIR for `BAR` before PromoteTemps
+ // MIR for `BAR` after PromoteTemps
  
  static mut BAR: *const &i32 = {
      let mut _0: *const &i32;             // return place in scope 0 at $DIR/const-promotion-extern-static.rs:9:17: 9:28
      let mut _1: &[&i32];                 // in scope 0 at $DIR/const-promotion-extern-static.rs:9:31: 9:35
      let mut _2: &[&i32; 1];              // in scope 0 at $DIR/const-promotion-extern-static.rs:9:31: 9:35
      let _3: [&i32; 1];                   // in scope 0 at $DIR/const-promotion-extern-static.rs:9:31: 9:35
      let mut _4: &i32;                    // in scope 0 at $DIR/const-promotion-extern-static.rs:9:32: 9:34
      let _5: &i32;                        // in scope 0 at $DIR/const-promotion-extern-static.rs:9:33: 9:34
+     let mut _6: &[&i32; 1];              // in scope 0 at $DIR/const-promotion-extern-static.rs:9:31: 9:35
  
      bb0: {
          StorageLive(_1);                 // scope 0 at $DIR/const-promotion-extern-static.rs:9:31: 9:35
          StorageLive(_2);                 // scope 0 at $DIR/const-promotion-extern-static.rs:9:31: 9:35
-         StorageLive(_3);                 // scope 0 at $DIR/const-promotion-extern-static.rs:9:31: 9:35
-         StorageLive(_4);                 // scope 0 at $DIR/const-promotion-extern-static.rs:9:32: 9:34
-         StorageLive(_5);                 // scope 0 at $DIR/const-promotion-extern-static.rs:9:33: 9:34
-         _5 = const {alloc0: &i32};       // scope 0 at $DIR/const-promotion-extern-static.rs:9:33: 9:34
+         _6 = const BAR::promoted[0];     // scope 0 at $DIR/const-promotion-extern-static.rs:9:31: 9:35
                                           // ty::Const
-                                          // + ty: &i32
-                                          // + val: Value(Scalar(alloc0))
+                                          // + ty: &[&i32; 1]
+                                          // + val: Unevaluated(WithOptConstParam { did: DefId(0:6 ~ const_promotion_extern_static[317d]::BAR), const_param_did: None }, [], Some(promoted[0]))
                                           // mir::Constant
-                                          // + span: $DIR/const-promotion-extern-static.rs:9:33: 9:34
-                                          // + literal: Const { ty: &i32, val: Value(Scalar(alloc0)) }
-         _4 = &(*_5);                     // scope 0 at $DIR/const-promotion-extern-static.rs:9:32: 9:34
-         _3 = [move _4];                  // scope 0 at $DIR/const-promotion-extern-static.rs:9:31: 9:35
-         _2 = &_3;                        // scope 0 at $DIR/const-promotion-extern-static.rs:9:31: 9:35
+                                          // + span: $DIR/const-promotion-extern-static.rs:9:31: 9:35
+                                          // + literal: Const { ty: &[&i32; 1], val: Unevaluated(WithOptConstParam { did: DefId(0:6 ~ const_promotion_extern_static[317d]::BAR), const_param_did: None }, [], Some(promoted[0])) }
+         _2 = &(*_6);                     // scope 0 at $DIR/const-promotion-extern-static.rs:9:31: 9:35
          _1 = move _2 as &[&i32] (Pointer(Unsize)); // scope 0 at $DIR/const-promotion-extern-static.rs:9:31: 9:35
          _0 = core::slice::<impl [&i32]>::as_ptr(move _1) -> [return: bb1, unwind: bb2]; // scope 0 at $DIR/const-promotion-extern-static.rs:9:31: 9:44
                                           // mir::Constant
                                           // + span: $DIR/const-promotion-extern-static.rs:9:36: 9:42
                                           // + literal: Const { ty: for<'r> fn(&'r [&i32]) -> *const &i32 {core::slice::<impl [&i32]>::as_ptr}, val: Value(Scalar(<ZST>)) }
      }
  
      bb1: {
-         StorageDead(_5);                 // scope 0 at $DIR/const-promotion-extern-static.rs:9:43: 9:44
-         StorageDead(_3);                 // scope 0 at $DIR/const-promotion-extern-static.rs:9:43: 9:44
          return;                          // scope 0 at $DIR/const-promotion-extern-static.rs:9:1: 9:45
      }
  
      bb2 (cleanup): {
          resume;                          // scope 0 at $DIR/const-promotion-extern-static.rs:9:1: 9:45
      }
- }
- 
- alloc0 (static: Y, size: 4, align: 4) {
-     2a 00 00 00                                     │ *...
  }