1 files changed, 35 insertions, 0 deletions
diff --git a/tests/mir-opt/bool_compare.opt2.InstCombine.diff b/tests/mir-opt/bool_compare.opt2.InstCombine.diff
new file mode 100644
index 00000000000..f5d1febd991
--- /dev/null
+++ b/tests/mir-opt/bool_compare.opt2.InstCombine.diff
@@ -0,0 +1,35 @@
+- // MIR for `opt2` before InstCombine
++ // MIR for `opt2` after InstCombine
+  
+  fn opt2(_1: bool) -> u32 {
+      debug x => _1;                       // in scope 0 at $DIR/bool_compare.rs:+0:9: +0:10
+      let mut _0: u32;                     // return place in scope 0 at $DIR/bool_compare.rs:+0:21: +0:24
+      let mut _2: bool;                    // in scope 0 at $DIR/bool_compare.rs:+1:8: +1:17
+      let mut _3: bool;                    // in scope 0 at $DIR/bool_compare.rs:+1:16: +1:17
+  
+      bb0: {
+          StorageLive(_2);                 // scope 0 at $DIR/bool_compare.rs:+1:8: +1:17
+          StorageLive(_3);                 // scope 0 at $DIR/bool_compare.rs:+1:16: +1:17
+          _3 = _1;                         // scope 0 at $DIR/bool_compare.rs:+1:16: +1:17
+-         _2 = Ne(const true, move _3);    // scope 0 at $DIR/bool_compare.rs:+1:8: +1:17
++         _2 = Not(move _3);               // scope 0 at $DIR/bool_compare.rs:+1:8: +1:17
+          StorageDead(_3);                 // scope 0 at $DIR/bool_compare.rs:+1:16: +1:17
+          switchInt(move _2) -> [0: bb2, otherwise: bb1]; // scope 0 at $DIR/bool_compare.rs:+1:8: +1:17
+      }
+  
+      bb1: {
+          _0 = const 0_u32;                // scope 0 at $DIR/bool_compare.rs:+1:20: +1:21
+          goto -> bb3;                     // scope 0 at $DIR/bool_compare.rs:+1:5: +1:34
+      }
+  
+      bb2: {
+          _0 = const 1_u32;                // scope 0 at $DIR/bool_compare.rs:+1:31: +1:32
+          goto -> bb3;                     // scope 0 at $DIR/bool_compare.rs:+1:5: +1:34
+      }
+  
+      bb3: {
+          StorageDead(_2);                 // scope 0 at $DIR/bool_compare.rs:+1:33: +1:34
+          return;                          // scope 0 at $DIR/bool_compare.rs:+2:2: +2:2
+      }
+  }
+