rust/tests/mir-opt/gvn.arithmetic.GVN.panic-unwind.diff

- // MIR for `arithmetic` before GVN
+ // MIR for `arithmetic` after GVN
  
  fn arithmetic(_1: u64) -> () {
      debug x => _1;
      let mut _0: ();
      let _2: ();
      let mut _3: u64;
      let mut _4: u64;
      let _5: ();
      let mut _6: u64;
      let mut _7: u64;
      let _8: ();
      let mut _9: u64;
      let mut _10: u64;
      let _11: ();
      let mut _12: u64;
      let mut _13: u64;
      let _14: ();
      let mut _15: u64;
      let mut _16: u64;
      let mut _17: bool;
      let _18: ();
      let mut _19: u64;
      let mut _20: u64;
      let mut _21: bool;
      let _22: ();
      let mut _23: u64;
      let mut _24: u64;
      let mut _25: bool;
      let _26: ();
      let mut _27: u64;
      let mut _28: u64;
      let mut _29: bool;
      let _30: ();
      let mut _31: u64;
      let mut _32: u64;
      let mut _33: bool;
      let _34: ();
      let mut _35: u64;
      let mut _36: u64;
      let mut _37: bool;
      let _38: ();
      let mut _39: u64;
      let mut _40: u64;
      let mut _41: bool;
      let _42: ();
      let mut _43: u64;
      let mut _44: u64;
      let mut _45: bool;
      let _46: ();
      let mut _47: u64;
      let mut _48: u64;
      let _49: ();
      let mut _50: u64;
      let mut _51: u64;
      let _52: ();
      let mut _53: u64;
      let mut _54: u64;
      let _55: ();
      let mut _56: u64;
      let mut _57: u64;
      let _58: ();
      let mut _59: u64;
      let mut _60: u64;
  
      bb0: {
          StorageLive(_2);
          StorageLive(_3);
-         StorageLive(_4);
-         _4 = _1;
-         _3 = Add(move _4, const 0_u64);
-         StorageDead(_4);
+         _3 = Add(_1, const 0_u64);
          _2 = opaque::<u64>(move _3) -> [return: bb1, unwind continue];
      }
  
      bb1: {
          StorageDead(_3);
          StorageDead(_2);
          StorageLive(_5);
          StorageLive(_6);
-         StorageLive(_7);
-         _7 = _1;
-         _6 = Sub(move _7, const 0_u64);
-         StorageDead(_7);
+         _6 = Sub(_1, const 0_u64);
          _5 = opaque::<u64>(move _6) -> [return: bb2, unwind continue];
      }
  
      bb2: {
          StorageDead(_6);
          StorageDead(_5);
          StorageLive(_8);
          StorageLive(_9);
-         StorageLive(_10);
-         _10 = _1;
-         _9 = Mul(move _10, const 0_u64);
-         StorageDead(_10);
+         _9 = Mul(_1, const 0_u64);
          _8 = opaque::<u64>(move _9) -> [return: bb3, unwind continue];
      }
  
      bb3: {
          StorageDead(_9);
          StorageDead(_8);
          StorageLive(_11);
          StorageLive(_12);
-         StorageLive(_13);
-         _13 = _1;
-         _12 = Mul(move _13, const 1_u64);
-         StorageDead(_13);
+         _12 = Mul(_1, const 1_u64);
          _11 = opaque::<u64>(move _12) -> [return: bb4, unwind continue];
      }
  
      bb4: {
          StorageDead(_12);
          StorageDead(_11);
          StorageLive(_14);
          StorageLive(_15);
-         StorageLive(_16);
-         _16 = _1;
          _17 = Eq(const 0_u64, const 0_u64);
-         assert(!move _17, "attempt to divide `{}` by zero", _16) -> [success: bb5, unwind continue];
+         assert(!_17, "attempt to divide `{}` by zero", _1) -> [success: bb5, unwind continue];
      }
  
      bb5: {
-         _15 = Div(move _16, const 0_u64);
-         StorageDead(_16);
+         _15 = Div(_1, const 0_u64);
          _14 = opaque::<u64>(move _15) -> [return: bb6, unwind continue];
      }
  
      bb6: {
          StorageDead(_15);
          StorageDead(_14);
          StorageLive(_18);
          StorageLive(_19);
-         StorageLive(_20);
-         _20 = _1;
          _21 = Eq(const 1_u64, const 0_u64);
-         assert(!move _21, "attempt to divide `{}` by zero", _20) -> [success: bb7, unwind continue];
+         assert(!_21, "attempt to divide `{}` by zero", _1) -> [success: bb7, unwind continue];
      }
  
      bb7: {
-         _19 = Div(move _20, const 1_u64);
-         StorageDead(_20);
+         _19 = Div(_1, const 1_u64);
          _18 = opaque::<u64>(move _19) -> [return: bb8, unwind continue];
      }
  
      bb8: {
          StorageDead(_19);
          StorageDead(_18);
          StorageLive(_22);
          StorageLive(_23);
-         StorageLive(_24);
-         _24 = _1;
-         _25 = Eq(_24, const 0_u64);
-         assert(!move _25, "attempt to divide `{}` by zero", const 0_u64) -> [success: bb9, unwind continue];
+         _25 = Eq(_1, const 0_u64);
+         assert(!_25, "attempt to divide `{}` by zero", const 0_u64) -> [success: bb9, unwind continue];
      }
  
      bb9: {
-         _23 = Div(const 0_u64, move _24);
-         StorageDead(_24);
+         _23 = Div(const 0_u64, _1);
          _22 = opaque::<u64>(move _23) -> [return: bb10, unwind continue];
      }
  
      bb10: {
          StorageDead(_23);
          StorageDead(_22);
          StorageLive(_26);
          StorageLive(_27);
-         StorageLive(_28);
-         _28 = _1;
-         _29 = Eq(_28, const 0_u64);
-         assert(!move _29, "attempt to divide `{}` by zero", const 1_u64) -> [success: bb11, unwind continue];
+         assert(!_25, "attempt to divide `{}` by zero", const 1_u64) -> [success: bb11, unwind continue];
      }
  
      bb11: {
-         _27 = Div(const 1_u64, move _28);
-         StorageDead(_28);
+         _27 = Div(const 1_u64, _1);
          _26 = opaque::<u64>(move _27) -> [return: bb12, unwind continue];
      }
  
      bb12: {
          StorageDead(_27);
          StorageDead(_26);
          StorageLive(_30);
          StorageLive(_31);
-         StorageLive(_32);
-         _32 = _1;
-         _33 = Eq(const 0_u64, const 0_u64);
-         assert(!move _33, "attempt to calculate the remainder of `{}` with a divisor of zero", _32) -> [success: bb13, unwind continue];
+         assert(!_17, "attempt to calculate the remainder of `{}` with a divisor of zero", _1) -> [success: bb13, unwind continue];
      }
  
      bb13: {
-         _31 = Rem(move _32, const 0_u64);
-         StorageDead(_32);
+         _31 = Rem(_1, const 0_u64);
          _30 = opaque::<u64>(move _31) -> [return: bb14, unwind continue];
      }
  
      bb14: {
          StorageDead(_31);
          StorageDead(_30);
          StorageLive(_34);
          StorageLive(_35);
-         StorageLive(_36);
-         _36 = _1;
-         _37 = Eq(const 1_u64, const 0_u64);
-         assert(!move _37, "attempt to calculate the remainder of `{}` with a divisor of zero", _36) -> [success: bb15, unwind continue];
+         assert(!_21, "attempt to calculate the remainder of `{}` with a divisor of zero", _1) -> [success: bb15, unwind continue];
      }
  
      bb15: {
-         _35 = Rem(move _36, const 1_u64);
-         StorageDead(_36);
+         _35 = Rem(_1, const 1_u64);
          _34 = opaque::<u64>(move _35) -> [return: bb16, unwind continue];
      }
  
      bb16: {
          StorageDead(_35);
          StorageDead(_34);
          StorageLive(_38);
          StorageLive(_39);
-         StorageLive(_40);
-         _40 = _1;
-         _41 = Eq(_40, const 0_u64);
-         assert(!move _41, "attempt to calculate the remainder of `{}` with a divisor of zero", const 0_u64) -> [success: bb17, unwind continue];
+         assert(!_25, "attempt to calculate the remainder of `{}` with a divisor of zero", const 0_u64) -> [success: bb17, unwind continue];
      }
  
      bb17: {
-         _39 = Rem(const 0_u64, move _40);
-         StorageDead(_40);
+         _39 = Rem(const 0_u64, _1);
          _38 = opaque::<u64>(move _39) -> [return: bb18, unwind continue];
      }
  
      bb18: {
          StorageDead(_39);
          StorageDead(_38);
          StorageLive(_42);
          StorageLive(_43);
-         StorageLive(_44);
-         _44 = _1;
-         _45 = Eq(_44, const 0_u64);
-         assert(!move _45, "attempt to calculate the remainder of `{}` with a divisor of zero", const 1_u64) -> [success: bb19, unwind continue];
+         assert(!_25, "attempt to calculate the remainder of `{}` with a divisor of zero", const 1_u64) -> [success: bb19, unwind continue];
      }
  
      bb19: {
-         _43 = Rem(const 1_u64, move _44);
-         StorageDead(_44);
+         _43 = Rem(const 1_u64, _1);
          _42 = opaque::<u64>(move _43) -> [return: bb20, unwind continue];
      }
  
      bb20: {
          StorageDead(_43);
          StorageDead(_42);
          StorageLive(_46);
          StorageLive(_47);
-         StorageLive(_48);
-         _48 = _1;
-         _47 = BitAnd(move _48, const 0_u64);
-         StorageDead(_48);
+         _47 = BitAnd(_1, const 0_u64);
          _46 = opaque::<u64>(move _47) -> [return: bb21, unwind continue];
      }
  
      bb21: {
          StorageDead(_47);
          StorageDead(_46);
          StorageLive(_49);
          StorageLive(_50);
-         StorageLive(_51);
-         _51 = _1;
-         _50 = BitOr(move _51, const 0_u64);
-         StorageDead(_51);
+         _50 = BitOr(_1, const 0_u64);
          _49 = opaque::<u64>(move _50) -> [return: bb22, unwind continue];
      }
  
      bb22: {
          StorageDead(_50);
          StorageDead(_49);
          StorageLive(_52);
          StorageLive(_53);
-         StorageLive(_54);
-         _54 = _1;
-         _53 = BitXor(move _54, const 0_u64);
-         StorageDead(_54);
+         _53 = BitXor(_1, const 0_u64);
          _52 = opaque::<u64>(move _53) -> [return: bb23, unwind continue];
      }
  
      bb23: {
          StorageDead(_53);
          StorageDead(_52);
          StorageLive(_55);
          StorageLive(_56);
-         StorageLive(_57);
-         _57 = _1;
-         _56 = Shr(move _57, const 0_i32);
-         StorageDead(_57);
+         _56 = Shr(_1, const 0_i32);
          _55 = opaque::<u64>(move _56) -> [return: bb24, unwind continue];
      }
  
      bb24: {
          StorageDead(_56);
          StorageDead(_55);
          StorageLive(_58);
          StorageLive(_59);
-         StorageLive(_60);
-         _60 = _1;
-         _59 = Shl(move _60, const 0_i32);
-         StorageDead(_60);
+         _59 = Shl(_1, const 0_i32);
          _58 = opaque::<u64>(move _59) -> [return: bb25, unwind continue];
      }
  
      bb25: {
          StorageDead(_59);
          StorageDead(_58);
          _0 = const ();
          return;
      }
  }