1 files changed, 31 insertions, 0 deletions
diff --git a/tests/mir-opt/remove_unneeded_drops.dont_opt.RemoveUnneededDrops.diff b/tests/mir-opt/remove_unneeded_drops.dont_opt.RemoveUnneededDrops.diff
new file mode 100644
index 00000000000..e809ca4e900
--- /dev/null
+++ b/tests/mir-opt/remove_unneeded_drops.dont_opt.RemoveUnneededDrops.diff
@@ -0,0 +1,31 @@
+- // MIR for `dont_opt` before RemoveUnneededDrops
++ // MIR for `dont_opt` after RemoveUnneededDrops
+  
+  fn dont_opt(_1: Vec<bool>) -> () {
+      debug x => _1;                       // in scope 0 at $DIR/remove_unneeded_drops.rs:+0:13: +0:14
+      let mut _0: ();                      // return place in scope 0 at $DIR/remove_unneeded_drops.rs:+0:27: +0:27
+      let _2: ();                          // in scope 0 at $DIR/remove_unneeded_drops.rs:+1:5: +1:12
+      let mut _3: std::vec::Vec<bool>;     // in scope 0 at $DIR/remove_unneeded_drops.rs:+1:10: +1:11
+      scope 1 (inlined std::mem::drop::<Vec<bool>>) { // at $DIR/remove_unneeded_drops.rs:9:5: 9:12
+          debug _x => _3;                  // in scope 1 at $SRC_DIR/core/src/mem/mod.rs:LL:COL
+      }
+  
+      bb0: {
+          StorageLive(_2);                 // scope 0 at $DIR/remove_unneeded_drops.rs:+1:5: +1:12
+          StorageLive(_3);                 // scope 0 at $DIR/remove_unneeded_drops.rs:+1:10: +1:11
+          _3 = move _1;                    // scope 0 at $DIR/remove_unneeded_drops.rs:+1:10: +1:11
+          drop(_3) -> [return: bb2, unwind: bb1]; // scope 1 at $SRC_DIR/core/src/mem/mod.rs:LL:COL
+      }
+  
+      bb1 (cleanup): {
+          resume;                          // scope 0 at $DIR/remove_unneeded_drops.rs:+0:1: +2:2
+      }
+  
+      bb2: {
+          StorageDead(_3);                 // scope 0 at $DIR/remove_unneeded_drops.rs:+1:11: +1:12
+          StorageDead(_2);                 // scope 0 at $DIR/remove_unneeded_drops.rs:+1:12: +1:13
+          nop;                             // scope 0 at $DIR/remove_unneeded_drops.rs:+0:27: +2:2
+          return;                          // scope 0 at $DIR/remove_unneeded_drops.rs:+2:2: +2:2
+      }
+  }
+