rust/tests/mir-opt/inline/unchecked_shifts.unchecked_shr_signed_smaller.Inline.diff

- // MIR for `unchecked_shr_signed_smaller` before Inline
+ // MIR for `unchecked_shr_signed_smaller` after Inline
  
  fn unchecked_shr_signed_smaller(_1: i16, _2: u32) -> i16 {
      debug a => _1;                       // in scope 0 at $DIR/unchecked_shifts.rs:+0:44: +0:45
      debug b => _2;                       // in scope 0 at $DIR/unchecked_shifts.rs:+0:52: +0:53
      let mut _0: i16;                     // return place in scope 0 at $DIR/unchecked_shifts.rs:+0:63: +0:66
      let mut _3: i16;                     // in scope 0 at $DIR/unchecked_shifts.rs:+1:5: +1:6
      let mut _4: u32;                     // in scope 0 at $DIR/unchecked_shifts.rs:+1:21: +1:22
+     scope 1 (inlined core::num::<impl i16>::unchecked_shr) { // at $DIR/unchecked_shifts.rs:17:7: 17:23
+         debug self => _3;                // in scope 1 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
+         debug rhs => _4;                 // in scope 1 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
+         let mut _5: i16;                 // in scope 1 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+         let mut _6: (u32,);              // in scope 1 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+         let mut _7: u32;                 // in scope 1 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+         scope 2 {
+             scope 3 (inlined core::num::<impl i16>::unchecked_shr::conv) { // at $SRC_DIR/core/src/num/mod.rs:LL:COL
+                 debug x => _7;           // in scope 3 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+                 let mut _8: std::option::Option<i16>; // in scope 3 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+                 let mut _9: std::result::Result<i16, std::num::TryFromIntError>; // in scope 3 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+                 scope 4 {
+                     scope 5 (inlined <u32 as TryInto<i16>>::try_into) { // at $SRC_DIR/core/src/num/mod.rs:LL:COL
+                         debug self => _7; // in scope 5 at $SRC_DIR/core/src/convert/mod.rs:LL:COL
+                         scope 6 (inlined convert::num::<impl TryFrom<u32> for i16>::try_from) { // at $SRC_DIR/core/src/convert/mod.rs:LL:COL
+                             debug u => _7; // in scope 6 at $SRC_DIR/core/src/convert/num.rs:LL:COL
+                             let mut _10: bool; // in scope 6 at $SRC_DIR/core/src/convert/num.rs:LL:COL
+                             let mut _11: u32; // in scope 6 at $SRC_DIR/core/src/convert/num.rs:LL:COL
+                             let mut _12: i16; // in scope 6 at $SRC_DIR/core/src/convert/num.rs:LL:COL
+                         }
+                     }
+                     scope 7 (inlined Result::<i16, TryFromIntError>::ok) { // at $SRC_DIR/core/src/num/mod.rs:LL:COL
+                         debug self => _9; // in scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
+                         let mut _13: isize; // in scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
+                         let _14: i16;    // in scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
+                         scope 8 {
+                             debug x => _14; // in scope 8 at $SRC_DIR/core/src/result.rs:LL:COL
+                         }
+                     }
+                     scope 9 (inlined #[track_caller] Option::<i16>::unwrap_unchecked) { // at $SRC_DIR/core/src/num/mod.rs:LL:COL
+                         debug self => _8; // in scope 9 at $SRC_DIR/core/src/option.rs:LL:COL
+                         let mut _15: &std::option::Option<i16>; // in scope 9 at $SRC_DIR/core/src/option.rs:LL:COL
+                         let mut _16: isize; // in scope 9 at $SRC_DIR/core/src/option.rs:LL:COL
+                         scope 10 {
+                             debug val => _5; // in scope 10 at $SRC_DIR/core/src/option.rs:LL:COL
+                         }
+                         scope 11 {
+                             scope 13 (inlined unreachable_unchecked) { // at $SRC_DIR/core/src/option.rs:LL:COL
+                                 scope 14 {
+                                     scope 15 (inlined unreachable_unchecked::runtime) { // at $SRC_DIR/core/src/intrinsics.rs:LL:COL
+                                     }
+                                 }
+                             }
+                         }
+                         scope 12 (inlined Option::<i16>::is_some) { // at $SRC_DIR/core/src/option.rs:LL:COL
+                             debug self => _15; // in scope 12 at $SRC_DIR/core/src/option.rs:LL:COL
+                         }
+                     }
+                 }
+             }
+         }
+     }
  
      bb0: {
          StorageLive(_3);                 // scope 0 at $DIR/unchecked_shifts.rs:+1:5: +1:6
          _3 = _1;                         // scope 0 at $DIR/unchecked_shifts.rs:+1:5: +1:6
          StorageLive(_4);                 // scope 0 at $DIR/unchecked_shifts.rs:+1:21: +1:22
          _4 = _2;                         // scope 0 at $DIR/unchecked_shifts.rs:+1:21: +1:22
-         _0 = core::num::<impl i16>::unchecked_shr(move _3, move _4) -> bb1; // scope 0 at $DIR/unchecked_shifts.rs:+1:5: +1:23
-                                          // mir::Constant
-                                          // + span: $DIR/unchecked_shifts.rs:17:7: 17:20
-                                          // + literal: Const { ty: unsafe fn(i16, u32) -> i16 {core::num::<impl i16>::unchecked_shr}, val: Value(<ZST>) }
+         StorageLive(_5);                 // scope 2 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+         StorageLive(_6);                 // scope 2 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+         _6 = (_4,);                      // scope 2 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+         StorageLive(_7);                 // scope 2 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+         _7 = move (_6.0: u32);           // scope 2 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+         StorageLive(_8);                 // scope 4 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+         StorageLive(_9);                 // scope 4 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+         StorageLive(_10);                // scope 6 at $SRC_DIR/core/src/convert/num.rs:LL:COL
+         StorageLive(_11);                // scope 6 at $SRC_DIR/core/src/convert/num.rs:LL:COL
+         _11 = const 32767_u32;           // scope 6 at $SRC_DIR/core/src/convert/num.rs:LL:COL
+         _10 = Gt(_7, move _11);          // scope 6 at $SRC_DIR/core/src/convert/num.rs:LL:COL
+         StorageDead(_11);                // scope 6 at $SRC_DIR/core/src/convert/num.rs:LL:COL
+         switchInt(move _10) -> [0: bb3, otherwise: bb2]; // scope 6 at $SRC_DIR/core/src/convert/num.rs:LL:COL
      }
  
      bb1: {
+         StorageDead(_5);                 // scope 2 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
          StorageDead(_4);                 // scope 0 at $DIR/unchecked_shifts.rs:+1:22: +1:23
          StorageDead(_3);                 // scope 0 at $DIR/unchecked_shifts.rs:+1:22: +1:23
          return;                          // scope 0 at $DIR/unchecked_shifts.rs:+2:2: +2:2
+     }
+ 
+     bb2: {
+         _9 = Result::<i16, TryFromIntError>::Err(const TryFromIntError(())); // scope 6 at $SRC_DIR/core/src/convert/num.rs:LL:COL
+                                          // mir::Constant
+                                          // + span: no-location
+                                          // + literal: Const { ty: TryFromIntError, val: Value(<ZST>) }
+         goto -> bb4;                     // scope 6 at $SRC_DIR/core/src/convert/num.rs:LL:COL
+     }
+ 
+     bb3: {
+         StorageLive(_12);                // scope 6 at $SRC_DIR/core/src/convert/num.rs:LL:COL
+         _12 = _7 as i16 (IntToInt);      // scope 6 at $SRC_DIR/core/src/convert/num.rs:LL:COL
+         _9 = Result::<i16, TryFromIntError>::Ok(move _12); // scope 6 at $SRC_DIR/core/src/convert/num.rs:LL:COL
+         StorageDead(_12);                // scope 6 at $SRC_DIR/core/src/convert/num.rs:LL:COL
+         goto -> bb4;                     // scope 6 at $SRC_DIR/core/src/convert/num.rs:LL:COL
+     }
+ 
+     bb4: {
+         StorageDead(_10);                // scope 6 at $SRC_DIR/core/src/convert/num.rs:LL:COL
+         StorageLive(_14);                // scope 4 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+         _13 = discriminant(_9);          // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
+         switchInt(move _13) -> [0: bb7, 1: bb5, otherwise: bb6]; // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
+     }
+ 
+     bb5: {
+         _8 = Option::<i16>::None;        // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
+         goto -> bb8;                     // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
+     }
+ 
+     bb6: {
+         unreachable;                     // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
+     }
+ 
+     bb7: {
+         _14 = move ((_9 as Ok).0: i16);  // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
+         _8 = Option::<i16>::Some(move _14); // scope 8 at $SRC_DIR/core/src/result.rs:LL:COL
+         goto -> bb8;                     // scope 7 at $SRC_DIR/core/src/result.rs:LL:COL
+     }
+ 
+     bb8: {
+         StorageDead(_14);                // scope 4 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+         StorageDead(_9);                 // scope 4 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+         StorageLive(_15);                // scope 4 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+         _16 = discriminant(_8);          // scope 9 at $SRC_DIR/core/src/option.rs:LL:COL
+         switchInt(move _16) -> [1: bb9, otherwise: bb6]; // scope 9 at $SRC_DIR/core/src/option.rs:LL:COL
+     }
+ 
+     bb9: {
+         _5 = move ((_8 as Some).0: i16); // scope 9 at $SRC_DIR/core/src/option.rs:LL:COL
+         StorageDead(_15);                // scope 4 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+         StorageDead(_8);                 // scope 4 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+         StorageDead(_7);                 // scope 2 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+         StorageDead(_6);                 // scope 2 at $SRC_DIR/core/src/num/mod.rs:LL:COL
+         _0 = unchecked_shr::<i16>(_3, move _5) -> [return: bb1, unwind unreachable]; // scope 2 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
+                                          // mir::Constant
+                                          // + span: $SRC_DIR/core/src/num/int_macros.rs:LL:COL
+                                          // + literal: Const { ty: unsafe extern "rust-intrinsic" fn(i16, i16) -> i16 {unchecked_shr::<i16>}, val: Value(<ZST>) }
      }
  }