Merging upstream version 1.71.1+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 25 insertions, 0 deletions

diff --git a/tests/mir-opt/casts.redundant.InstSimplify.diff b/tests/mir-opt/casts.redundant.InstSimplify.diff
new file mode 100644
index 000000000..a641b69de
--- /dev/null
+++ b/tests/mir-opt/casts.redundant.InstSimplify.diff
@@ -0,0 +1,25 @@
+- // MIR for `redundant` before InstSimplify
++ // MIR for `redundant` after InstSimplify
+  
+  fn redundant(_1: *const &u8) -> *const &u8 {
+      debug x => _1;                       // in scope 0 at $DIR/casts.rs:+0:30: +0:31
+      let mut _0: *const &u8;              // return place in scope 0 at $DIR/casts.rs:+0:51: +0:64
+      let mut _2: *const &u8;              // in scope 0 at $DIR/casts.rs:+1:5: +1:55
+      let mut _3: *const &u8;              // in scope 0 at $DIR/casts.rs:+1:36: +1:37
+      scope 1 (inlined generic_cast::<&u8, &u8>) { // at $DIR/casts.rs:6:5: 6:38
+          debug x => _3;                   // in scope 1 at $DIR/casts.rs:10:23: 10:24
+      }
+  
+      bb0: {
+          StorageLive(_2);                 // scope 0 at $DIR/casts.rs:+1:5: +1:55
+          StorageLive(_3);                 // scope 0 at $DIR/casts.rs:+1:36: +1:37
+          _3 = _1;                         // scope 0 at $DIR/casts.rs:+1:36: +1:37
+-         _2 = _3 as *const &u8 (PtrToPtr); // scope 1 at $DIR/casts.rs:11:5: 11:18
++         _2 = _3;                         // scope 1 at $DIR/casts.rs:11:5: 11:18
+          StorageDead(_3);                 // scope 0 at $DIR/casts.rs:+1:37: +1:38
+          _0 = _2;                         // scope 0 at $DIR/casts.rs:+1:5: +1:55
+          StorageDead(_2);                 // scope 0 at $DIR/casts.rs:+2:1: +2:2
+          return;                          // scope 0 at $DIR/casts.rs:+2:2: +2:2
+      }
+  }
+