Remove comments from mir-opt MIR dumps

3 files changed, 108 insertions, 132 deletions

diff --git a/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.panic-abort.mir b/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.panic-abort.mir
index a25d8e27330..787f9ee095f 100644
--- a/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.panic-abort.mir
+++ b/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.panic-abort.mir
@@ -1,84 +1,72 @@
 // MIR for `num_to_digit` after PreCodegen
 
 fn num_to_digit(_1: char) -> u32 {
-    debug num => _1;                     // in scope 0 at $DIR/issue_59352.rs:+0:21: +0:24
-    let mut _0: u32;                     // return place in scope 0 at $DIR/issue_59352.rs:+0:35: +0:38
-    let mut _5: std::option::Option<u32>; // in scope 0 at $DIR/issue_59352.rs:+2:26: +2:41
-    scope 1 (inlined char::methods::<impl char>::is_digit) { // at $DIR/issue_59352.rs:15:12: 15:23
-        debug self => _1;                // in scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-        debug radix => const 8_u32;      // in scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-        let _2: std::option::Option<u32>; // in scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-        let mut _3: &std::option::Option<u32>; // in scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-        scope 2 (inlined Option::<u32>::is_some) { // at $SRC_DIR/core/src/char/methods.rs:LL:COL
-            debug self => _3;            // in scope 2 at $SRC_DIR/core/src/option.rs:LL:COL
-            let mut _4: isize;           // in scope 2 at $SRC_DIR/core/src/option.rs:LL:COL
+    debug num => _1;
+    let mut _0: u32;
+    let mut _5: std::option::Option<u32>;
+    scope 1 (inlined char::methods::<impl char>::is_digit) {
+        debug self => _1;
+        debug radix => const 8_u32;
+        let _2: std::option::Option<u32>;
+        let mut _3: &std::option::Option<u32>;
+        scope 2 (inlined Option::<u32>::is_some) {
+            debug self => _3;
+            let mut _4: isize;
         }
     }
-    scope 3 (inlined #[track_caller] Option::<u32>::unwrap) { // at $DIR/issue_59352.rs:15:42: 15:50
-        debug self => _5;                // in scope 3 at $SRC_DIR/core/src/option.rs:LL:COL
-        let mut _6: isize;               // in scope 3 at $SRC_DIR/core/src/option.rs:LL:COL
-        let mut _7: !;                   // in scope 3 at $SRC_DIR/core/src/option.rs:LL:COL
+    scope 3 (inlined #[track_caller] Option::<u32>::unwrap) {
+        debug self => _5;
+        let mut _6: isize;
+        let mut _7: !;
         scope 4 {
-            debug val => _0;             // in scope 4 at $SRC_DIR/core/src/option.rs:LL:COL
+            debug val => _0;
         }
     }
 
     bb0: {
-        StorageLive(_3);                 // scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-        StorageLive(_2);                 // scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-        _2 = char::methods::<impl char>::to_digit(_1, const 8_u32) -> [return: bb1, unwind unreachable]; // scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-                                         // mir::Constant
-                                         // + span: $SRC_DIR/core/src/char/methods.rs:LL:COL
-                                         // + literal: Const { ty: fn(char, u32) -> Option<u32> {char::methods::<impl char>::to_digit}, val: Value(<ZST>) }
+        StorageLive(_3);
+        StorageLive(_2);
+        _2 = char::methods::<impl char>::to_digit(_1, const 8_u32) -> [return: bb1, unwind unreachable];
     }
 
     bb1: {
-        _3 = &_2;                        // scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-        _4 = discriminant((*_3));        // scope 2 at $SRC_DIR/core/src/option.rs:LL:COL
-        StorageDead(_3);                 // scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-        StorageDead(_2);                 // scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-        switchInt(move _4) -> [1: bb2, otherwise: bb7]; // scope 0 at $DIR/issue_59352.rs:+2:8: +2:23
+        _3 = &_2;
+        _4 = discriminant((*_3));
+        StorageDead(_3);
+        StorageDead(_2);
+        switchInt(move _4) -> [1: bb2, otherwise: bb7];
     }
 
     bb2: {
-        StorageLive(_5);                 // scope 0 at $DIR/issue_59352.rs:+2:26: +2:41
-        _5 = char::methods::<impl char>::to_digit(_1, const 8_u32) -> [return: bb3, unwind unreachable]; // scope 0 at $DIR/issue_59352.rs:+2:26: +2:41
-                                         // mir::Constant
-                                         // + span: $DIR/issue_59352.rs:15:30: 15:38
-                                         // + literal: Const { ty: fn(char, u32) -> Option<u32> {char::methods::<impl char>::to_digit}, val: Value(<ZST>) }
+        StorageLive(_5);
+        _5 = char::methods::<impl char>::to_digit(_1, const 8_u32) -> [return: bb3, unwind unreachable];
     }
 
     bb3: {
-        _6 = discriminant(_5);           // scope 3 at $SRC_DIR/core/src/option.rs:LL:COL
-        switchInt(move _6) -> [0: bb4, 1: bb5, otherwise: bb6]; // scope 3 at $SRC_DIR/core/src/option.rs:LL:COL
+        _6 = discriminant(_5);
+        switchInt(move _6) -> [0: bb4, 1: bb5, otherwise: bb6];
     }
 
     bb4: {
-        _7 = core::panicking::panic(const "called `Option::unwrap()` on a `None` value") -> unwind unreachable; // scope 3 at $SRC_DIR/core/src/option.rs:LL:COL
-                                         // mir::Constant
-                                         // + span: $SRC_DIR/core/src/option.rs:LL:COL
-                                         // + literal: Const { ty: fn(&'static str) -> ! {core::panicking::panic}, val: Value(<ZST>) }
-                                         // mir::Constant
-                                         // + span: $SRC_DIR/core/src/option.rs:LL:COL
-                                         // + literal: Const { ty: &str, val: Value(Slice(..)) }
+        _7 = core::panicking::panic(const "called `Option::unwrap()` on a `None` value") -> unwind unreachable;
     }
 
     bb5: {
-        _0 = move ((_5 as Some).0: u32); // scope 3 at $SRC_DIR/core/src/option.rs:LL:COL
-        StorageDead(_5);                 // scope 0 at $DIR/issue_59352.rs:+2:49: +2:50
-        goto -> bb8;                     // scope 0 at $DIR/issue_59352.rs:+2:5: +2:63
+        _0 = move ((_5 as Some).0: u32);
+        StorageDead(_5);
+        goto -> bb8;
     }
 
     bb6: {
-        unreachable;                     // scope 3 at $SRC_DIR/core/src/option.rs:LL:COL
+        unreachable;
     }
 
     bb7: {
-        _0 = const 0_u32;                // scope 0 at $DIR/issue_59352.rs:+2:60: +2:61
-        goto -> bb8;                     // scope 0 at $DIR/issue_59352.rs:+2:5: +2:63
+        _0 = const 0_u32;
+        goto -> bb8;
     }
 
     bb8: {
-        return;                          // scope 0 at $DIR/issue_59352.rs:+3:2: +3:2
+        return;
     }
 }
diff --git a/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.panic-unwind.mir b/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.panic-unwind.mir
index fac4b8a2d25..e7c1be7e6e6 100644
--- a/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.panic-unwind.mir
+++ b/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.panic-unwind.mir
@@ -1,84 +1,72 @@
 // MIR for `num_to_digit` after PreCodegen
 
 fn num_to_digit(_1: char) -> u32 {
-    debug num => _1;                     // in scope 0 at $DIR/issue_59352.rs:+0:21: +0:24
-    let mut _0: u32;                     // return place in scope 0 at $DIR/issue_59352.rs:+0:35: +0:38
-    let mut _5: std::option::Option<u32>; // in scope 0 at $DIR/issue_59352.rs:+2:26: +2:41
-    scope 1 (inlined char::methods::<impl char>::is_digit) { // at $DIR/issue_59352.rs:15:12: 15:23
-        debug self => _1;                // in scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-        debug radix => const 8_u32;      // in scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-        let _2: std::option::Option<u32>; // in scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-        let mut _3: &std::option::Option<u32>; // in scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-        scope 2 (inlined Option::<u32>::is_some) { // at $SRC_DIR/core/src/char/methods.rs:LL:COL
-            debug self => _3;            // in scope 2 at $SRC_DIR/core/src/option.rs:LL:COL
-            let mut _4: isize;           // in scope 2 at $SRC_DIR/core/src/option.rs:LL:COL
+    debug num => _1;
+    let mut _0: u32;
+    let mut _5: std::option::Option<u32>;
+    scope 1 (inlined char::methods::<impl char>::is_digit) {
+        debug self => _1;
+        debug radix => const 8_u32;
+        let _2: std::option::Option<u32>;
+        let mut _3: &std::option::Option<u32>;
+        scope 2 (inlined Option::<u32>::is_some) {
+            debug self => _3;
+            let mut _4: isize;
         }
     }
-    scope 3 (inlined #[track_caller] Option::<u32>::unwrap) { // at $DIR/issue_59352.rs:15:42: 15:50
-        debug self => _5;                // in scope 3 at $SRC_DIR/core/src/option.rs:LL:COL
-        let mut _6: isize;               // in scope 3 at $SRC_DIR/core/src/option.rs:LL:COL
-        let mut _7: !;                   // in scope 3 at $SRC_DIR/core/src/option.rs:LL:COL
+    scope 3 (inlined #[track_caller] Option::<u32>::unwrap) {
+        debug self => _5;
+        let mut _6: isize;
+        let mut _7: !;
         scope 4 {
-            debug val => _0;             // in scope 4 at $SRC_DIR/core/src/option.rs:LL:COL
+            debug val => _0;
         }
     }
 
     bb0: {
-        StorageLive(_3);                 // scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-        StorageLive(_2);                 // scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-        _2 = char::methods::<impl char>::to_digit(_1, const 8_u32) -> bb1; // scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-                                         // mir::Constant
-                                         // + span: $SRC_DIR/core/src/char/methods.rs:LL:COL
-                                         // + literal: Const { ty: fn(char, u32) -> Option<u32> {char::methods::<impl char>::to_digit}, val: Value(<ZST>) }
+        StorageLive(_3);
+        StorageLive(_2);
+        _2 = char::methods::<impl char>::to_digit(_1, const 8_u32) -> bb1;
     }
 
     bb1: {
-        _3 = &_2;                        // scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-        _4 = discriminant((*_3));        // scope 2 at $SRC_DIR/core/src/option.rs:LL:COL
-        StorageDead(_3);                 // scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-        StorageDead(_2);                 // scope 1 at $SRC_DIR/core/src/char/methods.rs:LL:COL
-        switchInt(move _4) -> [1: bb2, otherwise: bb7]; // scope 0 at $DIR/issue_59352.rs:+2:8: +2:23
+        _3 = &_2;
+        _4 = discriminant((*_3));
+        StorageDead(_3);
+        StorageDead(_2);
+        switchInt(move _4) -> [1: bb2, otherwise: bb7];
     }
 
     bb2: {
-        StorageLive(_5);                 // scope 0 at $DIR/issue_59352.rs:+2:26: +2:41
-        _5 = char::methods::<impl char>::to_digit(_1, const 8_u32) -> bb3; // scope 0 at $DIR/issue_59352.rs:+2:26: +2:41
-                                         // mir::Constant
-                                         // + span: $DIR/issue_59352.rs:15:30: 15:38
-                                         // + literal: Const { ty: fn(char, u32) -> Option<u32> {char::methods::<impl char>::to_digit}, val: Value(<ZST>) }
+        StorageLive(_5);
+        _5 = char::methods::<impl char>::to_digit(_1, const 8_u32) -> bb3;
     }
 
     bb3: {
-        _6 = discriminant(_5);           // scope 3 at $SRC_DIR/core/src/option.rs:LL:COL
-        switchInt(move _6) -> [0: bb4, 1: bb5, otherwise: bb6]; // scope 3 at $SRC_DIR/core/src/option.rs:LL:COL
+        _6 = discriminant(_5);
+        switchInt(move _6) -> [0: bb4, 1: bb5, otherwise: bb6];
     }
 
     bb4: {
-        _7 = core::panicking::panic(const "called `Option::unwrap()` on a `None` value"); // scope 3 at $SRC_DIR/core/src/option.rs:LL:COL
-                                         // mir::Constant
-                                         // + span: $SRC_DIR/core/src/option.rs:LL:COL
-                                         // + literal: Const { ty: fn(&'static str) -> ! {core::panicking::panic}, val: Value(<ZST>) }
-                                         // mir::Constant
-                                         // + span: $SRC_DIR/core/src/option.rs:LL:COL
-                                         // + literal: Const { ty: &str, val: Value(Slice(..)) }
+        _7 = core::panicking::panic(const "called `Option::unwrap()` on a `None` value");
     }
 
     bb5: {
-        _0 = move ((_5 as Some).0: u32); // scope 3 at $SRC_DIR/core/src/option.rs:LL:COL
-        StorageDead(_5);                 // scope 0 at $DIR/issue_59352.rs:+2:49: +2:50
-        goto -> bb8;                     // scope 0 at $DIR/issue_59352.rs:+2:5: +2:63
+        _0 = move ((_5 as Some).0: u32);
+        StorageDead(_5);
+        goto -> bb8;
     }
 
     bb6: {
-        unreachable;                     // scope 3 at $SRC_DIR/core/src/option.rs:LL:COL
+        unreachable;
     }
 
     bb7: {
-        _0 = const 0_u32;                // scope 0 at $DIR/issue_59352.rs:+2:60: +2:61
-        goto -> bb8;                     // scope 0 at $DIR/issue_59352.rs:+2:5: +2:63
+        _0 = const 0_u32;
+        goto -> bb8;
     }
 
     bb8: {
-        return;                          // scope 0 at $DIR/issue_59352.rs:+3:2: +3:2
+        return;
     }
 }
diff --git a/tests/mir-opt/issues/issue_75439.foo.MatchBranchSimplification.diff b/tests/mir-opt/issues/issue_75439.foo.MatchBranchSimplification.diff
index 8e6e6fc0ec2..f1d18b0f7ff 100644
--- a/tests/mir-opt/issues/issue_75439.foo.MatchBranchSimplification.diff
+++ b/tests/mir-opt/issues/issue_75439.foo.MatchBranchSimplification.diff
@@ -2,17 +2,17 @@
 + // MIR for `foo` after MatchBranchSimplification
   
   fn foo(_1: [u8; 16]) -> Option<[u8; 4]> {
-      debug bytes => _1;                   // in scope 0 at $DIR/issue_75439.rs:+0:12: +0:17
-      let mut _0: std::option::Option<[u8; 4]>; // return place in scope 0 at $DIR/issue_75439.rs:+0:32: +0:47
-      let _2: [u32; 4];                    // in scope 0 at $DIR/issue_75439.rs:+2:9: +2:15
-      let mut _3: [u8; 16];                // in scope 0 at $DIR/issue_75439.rs:+2:47: +2:52
-      let mut _5: [u8; 4];                 // in scope 0 at $DIR/issue_75439.rs:+5:14: +5:38
-      let mut _6: u32;                     // in scope 0 at $DIR/issue_75439.rs:+5:33: +5:35
+      debug bytes => _1;
+      let mut _0: std::option::Option<[u8; 4]>;
+      let _2: [u32; 4];
+      let mut _3: [u8; 16];
+      let mut _5: [u8; 4];
+      let mut _6: u32;
       scope 1 {
-          debug dwords => _2;              // in scope 1 at $DIR/issue_75439.rs:+2:9: +2:15
+          debug dwords => _2;
           scope 3 {
-              debug ip => _4;              // in scope 3 at $DIR/issue_75439.rs:+4:27: +4:29
-              let _4: u32;                 // in scope 3 at $DIR/issue_75439.rs:+4:27: +4:29
+              debug ip => _4;
+              let _4: u32;
               scope 4 {
               }
           }
@@ -21,54 +21,54 @@
       }
   
       bb0: {
-          StorageLive(_2);                 // scope 0 at $DIR/issue_75439.rs:+2:9: +2:15
-          StorageLive(_3);                 // scope 2 at $DIR/issue_75439.rs:+2:47: +2:52
-          _3 = _1;                         // scope 2 at $DIR/issue_75439.rs:+2:47: +2:52
-          _2 = move _3 as [u32; 4] (Transmute); // scope 2 at $DIR/issue_75439.rs:+2:37: +2:53
-          StorageDead(_3);                 // scope 2 at $DIR/issue_75439.rs:+2:52: +2:53
-          switchInt(_2[0 of 4]) -> [0: bb1, otherwise: bb6]; // scope 3 at $DIR/issue_75439.rs:+4:12: +4:30
+          StorageLive(_2);
+          StorageLive(_3);
+          _3 = _1;
+          _2 = move _3 as [u32; 4] (Transmute);
+          StorageDead(_3);
+          switchInt(_2[0 of 4]) -> [0: bb1, otherwise: bb6];
       }
   
       bb1: {
-          switchInt(_2[1 of 4]) -> [0: bb2, otherwise: bb6]; // scope 3 at $DIR/issue_75439.rs:+4:12: +4:30
+          switchInt(_2[1 of 4]) -> [0: bb2, otherwise: bb6];
       }
   
       bb2: {
-          switchInt(_2[2 of 4]) -> [0: bb4, 4294901760: bb5, otherwise: bb6]; // scope 3 at $DIR/issue_75439.rs:+4:12: +4:30
+          switchInt(_2[2 of 4]) -> [0: bb4, 4294901760: bb5, otherwise: bb6];
       }
   
       bb3: {
-          StorageLive(_5);                 // scope 3 at $DIR/issue_75439.rs:+5:14: +5:38
-          StorageLive(_6);                 // scope 4 at $DIR/issue_75439.rs:+5:33: +5:35
-          _6 = _4;                         // scope 4 at $DIR/issue_75439.rs:+5:33: +5:35
-          _5 = move _6 as [u8; 4] (Transmute); // scope 4 at $DIR/issue_75439.rs:+5:23: +5:36
-          StorageDead(_6);                 // scope 4 at $DIR/issue_75439.rs:+5:35: +5:36
-          _0 = Option::<[u8; 4]>::Some(move _5); // scope 3 at $DIR/issue_75439.rs:+5:9: +5:39
-          StorageDead(_5);                 // scope 3 at $DIR/issue_75439.rs:+5:38: +5:39
-          StorageDead(_4);                 // scope 1 at $DIR/issue_75439.rs:+6:5: +6:6
-          goto -> bb7;                     // scope 1 at $DIR/issue_75439.rs:+4:5: +8:6
+          StorageLive(_5);
+          StorageLive(_6);
+          _6 = _4;
+          _5 = move _6 as [u8; 4] (Transmute);
+          StorageDead(_6);
+          _0 = Option::<[u8; 4]>::Some(move _5);
+          StorageDead(_5);
+          StorageDead(_4);
+          goto -> bb7;
       }
   
       bb4: {
-          StorageLive(_4);                 // scope 3 at $DIR/issue_75439.rs:+4:27: +4:29
-          _4 = _2[3 of 4];                 // scope 3 at $DIR/issue_75439.rs:+4:27: +4:29
-          goto -> bb3;                     // scope 3 at $DIR/issue_75439.rs:+4:12: +4:30
+          StorageLive(_4);
+          _4 = _2[3 of 4];
+          goto -> bb3;
       }
   
       bb5: {
-          StorageLive(_4);                 // scope 3 at $DIR/issue_75439.rs:+4:27: +4:29
-          _4 = _2[3 of 4];                 // scope 3 at $DIR/issue_75439.rs:+4:27: +4:29
-          goto -> bb3;                     // scope 3 at $DIR/issue_75439.rs:+4:12: +4:30
+          StorageLive(_4);
+          _4 = _2[3 of 4];
+          goto -> bb3;
       }
   
       bb6: {
-          _0 = Option::<[u8; 4]>::None;    // scope 1 at $DIR/issue_75439.rs:+7:9: +7:13
-          goto -> bb7;                     // scope 1 at $DIR/issue_75439.rs:+4:5: +8:6
+          _0 = Option::<[u8; 4]>::None;
+          goto -> bb7;
       }
   
       bb7: {
-          StorageDead(_2);                 // scope 0 at $DIR/issue_75439.rs:+9:1: +9:2
-          return;                          // scope 0 at $DIR/issue_75439.rs:+9:2: +9:2
+          StorageDead(_2);
+          return;
       }
   }