summaryrefslogtreecommitdiffstats
path: root/tests/mir-opt/casts.redundant.InstCombine.diff
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--tests/mir-opt/casts.redundant.InstCombine.diff25
1 files changed, 25 insertions, 0 deletions
diff --git a/tests/mir-opt/casts.redundant.InstCombine.diff b/tests/mir-opt/casts.redundant.InstCombine.diff
new file mode 100644
index 000000000..528a8e5a9
--- /dev/null
+++ b/tests/mir-opt/casts.redundant.InstCombine.diff
@@ -0,0 +1,25 @@
+- // MIR for `redundant` before InstCombine
++ // MIR for `redundant` after InstCombine
+
+ 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
+ }
+ }
+