Bless *all* the mir-opt tests

Author: scottmcm

tests/mir-opt/address_of.address_of_reborrow.SimplifyCfg-initial.after.mir

@@ -140,7 +140,7 @@ fn address_of_reborrow() -> () {
         StorageLive(_6);
         _6 = &raw const (*_1);
         AscribeUserType(_6, o, UserTypeProjection { base: UserType(0), projs: [] });
-        _5 = _6;
+        _5 = copy _6;
         StorageDead(_6);
         StorageDead(_5);
         StorageLive(_7);
@@ -153,7 +153,7 @@ fn address_of_reborrow() -> () {
         _9 = move _10 as *const dyn std::marker::Send (PointerCoercion(Unsize));
         StorageDead(_10);
         AscribeUserType(_9, o, UserTypeProjection { base: UserType(1), projs: [] });
-        _8 = _9;
+        _8 = copy _9;
         StorageDead(_9);
         StorageDead(_8);
         StorageLive(_11);
@@ -194,7 +194,7 @@ fn address_of_reborrow() -> () {
         StorageLive(_22);
         _22 = &raw const (*_3);
         AscribeUserType(_22, o, UserTypeProjection { base: UserType(10), projs: [] });
-        _21 = _22;
+        _21 = copy _22;
         StorageDead(_22);
         StorageDead(_21);
         StorageLive(_23);
@@ -207,7 +207,7 @@ fn address_of_reborrow() -> () {
         _25 = move _26 as *const dyn std::marker::Send (PointerCoercion(Unsize));
         StorageDead(_26);
         AscribeUserType(_25, o, UserTypeProjection { base: UserType(11), projs: [] });
-        _24 = _25;
+        _24 = copy _25;
         StorageDead(_25);
         StorageDead(_24);
         StorageLive(_27);
@@ -242,7 +242,7 @@ fn address_of_reborrow() -> () {
         StorageLive(_36);
         _36 = &raw mut (*_3);
         AscribeUserType(_36, o, UserTypeProjection { base: UserType(20), projs: [] });
-        _35 = _36;
+        _35 = copy _36;
         StorageDead(_36);
         StorageDead(_35);
         StorageLive(_37);
@@ -255,7 +255,7 @@ fn address_of_reborrow() -> () {
         _39 = move _40 as *mut dyn std::marker::Send (PointerCoercion(Unsize));
         StorageDead(_40);
         AscribeUserType(_39, o, UserTypeProjection { base: UserType(21), projs: [] });
-        _38 = _39;
+        _38 = copy _39;
         StorageDead(_39);
         StorageDead(_38);
         StorageLive(_41);

tests/mir-opt/array_index_is_temporary.main.SimplifyCfg-pre-optimizations.after.panic-abort.mir

@@ -33,17 +33,17 @@ fn main() -> () {
         StorageDead(_4);
         StorageLive(_5);
         StorageLive(_6);
-        _6 = _3;
+        _6 = copy _3;
         _5 = foo(move _6) -> [return: bb1, unwind unreachable];
     }
 
     bb1: {
         StorageDead(_6);
         StorageLive(_7);
-        _7 = _2;
+        _7 = copy _2;
         _8 = Len(_1);
-        _9 = Lt(_7, _8);
-        assert(move _9, "index out of bounds: the length is {} but the index is {}", move _8, _7) -> [success: bb2, unwind unreachable];
+        _9 = Lt(copy _7, copy _8);
+        assert(move _9, "index out of bounds: the length is {} but the index is {}", move _8, copy _7) -> [success: bb2, unwind unreachable];
     }
 
     bb2: {

tests/mir-opt/array_index_is_temporary.main.SimplifyCfg-pre-optimizations.after.panic-unwind.mir

@@ -33,17 +33,17 @@ fn main() -> () {
         StorageDead(_4);
         StorageLive(_5);
         StorageLive(_6);
-        _6 = _3;
+        _6 = copy _3;
         _5 = foo(move _6) -> [return: bb1, unwind continue];
     }
 
     bb1: {
         StorageDead(_6);
         StorageLive(_7);
-        _7 = _2;
+        _7 = copy _2;
         _8 = Len(_1);
-        _9 = Lt(_7, _8);
-        assert(move _9, "index out of bounds: the length is {} but the index is {}", move _8, _7) -> [success: bb2, unwind continue];
+        _9 = Lt(copy _7, copy _8);
+        assert(move _9, "index out of bounds: the length is {} but the index is {}", move _8, copy _7) -> [success: bb2, unwind continue];
     }
 
     bb2: {

tests/mir-opt/async_closure_shims.main-{closure#0}-{closure#0}-{closure#0}.coroutine_by_move.0.panic-abort.mir

@@ -22,7 +22,7 @@ yields ()
 
     bb0: {
         StorageLive(_3);
-        _3 = (_1.0: i32);
+        _3 = copy (_1.0: i32);
         FakeRead(ForLet(None), _3);
         StorageLive(_4);
         _4 = &_3;

tests/mir-opt/async_closure_shims.main-{closure#0}-{closure#0}-{closure#0}.coroutine_by_move.0.panic-unwind.mir

@@ -22,7 +22,7 @@ yields ()
 
     bb0: {
         StorageLive(_3);
-        _3 = (_1.0: i32);
+        _3 = copy (_1.0: i32);
         FakeRead(ForLet(None), _3);
         StorageLive(_4);
         _4 = &_3;

tests/mir-opt/async_closure_shims.main-{closure#0}-{closure#1}-{closure#0}.coroutine_by_move.0.panic-abort.mir

@@ -22,7 +22,7 @@ yields ()
 
     bb0: {
         StorageLive(_3);
-        _3 = (_1.0: i32);
+        _3 = copy (_1.0: i32);
         FakeRead(ForLet(None), _3);
         StorageLive(_4);
         _4 = &_3;

tests/mir-opt/async_closure_shims.main-{closure#0}-{closure#1}-{closure#0}.coroutine_by_move.0.panic-unwind.mir

@@ -22,7 +22,7 @@ yields ()
 
     bb0: {
         StorageLive(_3);
-        _3 = (_1.0: i32);
+        _3 = copy (_1.0: i32);
         FakeRead(ForLet(None), _3);
         StorageLive(_4);
         _4 = &_3;

tests/mir-opt/async_closure_shims.main-{closure#0}-{closure#1}.coroutine_closure_by_ref.0.panic-abort.mir

@@ -4,7 +4,7 @@ fn main::{closure#0}::{closure#1}(_1: &{async closure@$DIR/async_closure_shims.r
     let mut _0: {async closure body@$DIR/async_closure_shims.rs:62:48: 65:10};
 
     bb0: {
-        _0 = {coroutine@$DIR/async_closure_shims.rs:62:48: 65:10 (#0)} { a: move _2, b: ((*_1).0: &i32) };
+        _0 = {coroutine@$DIR/async_closure_shims.rs:62:48: 65:10 (#0)} { a: move _2, b: copy ((*_1).0: &i32) };
         return;
     }
 }

tests/mir-opt/async_closure_shims.main-{closure#0}-{closure#1}.coroutine_closure_by_ref.0.panic-unwind.mir

@@ -4,7 +4,7 @@ fn main::{closure#0}::{closure#1}(_1: &{async closure@$DIR/async_closure_shims.r
     let mut _0: {async closure body@$DIR/async_closure_shims.rs:62:48: 65:10};
 
     bb0: {
-        _0 = {coroutine@$DIR/async_closure_shims.rs:62:48: 65:10 (#0)} { a: move _2, b: ((*_1).0: &i32) };
+        _0 = {coroutine@$DIR/async_closure_shims.rs:62:48: 65:10 (#0)} { a: move _2, b: copy ((*_1).0: &i32) };
         return;
     }
 }

tests/mir-opt/basic_assignment.main.ElaborateDrops.diff

@@ -27,7 +27,7 @@
           _1 = const false;
           StorageLive(_2);
           StorageLive(_3);
-          _3 = _1;
+          _3 = copy _1;
           _2 = move _3;
           StorageDead(_3);
           StorageLive(_4);

tests/mir-opt/basic_assignment.main.SimplifyCfg-initial.after.mir

@@ -31,7 +31,7 @@ fn main() -> () {
         FakeRead(ForLet(None), _1);
         StorageLive(_2);
         StorageLive(_3);
-        _3 = _1;
+        _3 = copy _1;
         _2 = move _3;
         StorageDead(_3);
         StorageLive(_4);

tests/mir-opt/building/async_await.b-{closure#0}.coroutine_resume.0.mir

@@ -151,7 +151,7 @@ fn b::{closure#0}(_1: Pin<&mut {async fn body of b()}>, _2: &mut Context<'_>) ->
         StorageLive(_13);
         StorageLive(_14);
         StorageLive(_15);
-        _15 = _38;
+        _15 = copy _38;
         _14 = move _15;
         goto -> bb6;
     }
@@ -194,8 +194,8 @@ fn b::{closure#0}(_1: Pin<&mut {async fn body of b()}>, _2: &mut Context<'_>) ->
 
     bb10: {
         StorageLive(_17);
-        _17 = ((_9 as Ready).0: ());
-        _3 = _17;
+        _17 = copy ((_9 as Ready).0: ());
+        _3 = copy _17;
         StorageDead(_17);
         StorageDead(_14);
         StorageDead(_12);
@@ -253,7 +253,7 @@ fn b::{closure#0}(_1: Pin<&mut {async fn body of b()}>, _2: &mut Context<'_>) ->
         StorageLive(_29);
         StorageLive(_30);
         StorageLive(_31);
-        _31 = _38;
+        _31 = copy _38;
         _30 = move _31;
         goto -> bb18;
     }
@@ -291,8 +291,8 @@ fn b::{closure#0}(_1: Pin<&mut {async fn body of b()}>, _2: &mut Context<'_>) ->
 
     bb21: {
         StorageLive(_33);
-        _33 = ((_25 as Ready).0: ());
-        _37 = _33;
+        _33 = copy ((_25 as Ready).0: ());
+        _37 = copy _33;
         StorageDead(_33);
         StorageDead(_30);
         StorageDead(_28);

tests/mir-opt/building/custom/aggregate_exprs.adt.built.after.mir

@@ -9,8 +9,8 @@ fn adt() -> Onion {
     bb0: {
         _1 = const 1_i32;
         _2 = Foo { a: const 1_i32, b: const 2_i32 };
-        _3 = Bar::Foo(move _2, _1);
-        _0 = Onion { neon: ((_3 as variant#0).1: i32) };
+        _3 = Bar::Foo(move _2, copy _1);
+        _0 = Onion { neon: copy ((_3 as variant#0).1: i32) };
         return;
     }
 }

tests/mir-opt/building/custom/aggregate_exprs.array.built.after.mir

@@ -8,7 +8,7 @@ fn array() -> [i32; 2] {
     bb0: {
         _1 = [const 42_i32, const 43_i32];
         _2 = const 1_i32;
-        _1 = [_2, const 2_i32];
+        _1 = [copy _2, const 2_i32];
         _0 = move _1;
         return;
     }

tests/mir-opt/building/custom/arbitrary_let.arbitrary_let.built.after.mir

@@ -6,17 +6,17 @@ fn arbitrary_let(_1: i32) -> i32 {
     let mut _3: i32;
 
     bb0: {
-        _2 = _1;
+        _2 = copy _1;
         goto -> bb2;
     }
 
     bb1: {
-        _0 = _3;
+        _0 = copy _3;
         return;
     }
 
     bb2: {
-        _3 = _2;
+        _3 = copy _2;
         goto -> bb1;
     }
 }

tests/mir-opt/building/custom/arrays.arrays.built.after.mir

@@ -8,7 +8,7 @@ fn arrays() -> usize {
     bb0: {
         _1 = [const 5_i32; C];
         _2 = Len(_1);
-        _0 = _2;
+        _0 = copy _2;
         return;
     }
 }

tests/mir-opt/building/custom/as_cast.float_to_int.built.after.mir

@@ -4,7 +4,7 @@ fn float_to_int(_1: f32) -> i32 {
     let mut _0: i32;
 
     bb0: {
-        _0 = _1 as i32 (FloatToInt);
+        _0 = copy _1 as i32 (FloatToInt);
         return;
     }
 }

tests/mir-opt/building/custom/as_cast.int_to_int.built.after.mir

@@ -4,7 +4,7 @@ fn int_to_int(_1: u32) -> i32 {
     let mut _0: i32;
 
     bb0: {
-        _0 = _1 as i32 (IntToInt);
+        _0 = copy _1 as i32 (IntToInt);
         return;
     }
 }

tests/mir-opt/building/custom/as_cast.int_to_ptr.built.after.mir

@@ -4,7 +4,7 @@ fn int_to_ptr(_1: usize) -> *const i32 {
     let mut _0: *const i32;
 
     bb0: {
-        _0 = _1 as *const i32 (PointerWithExposedProvenance);
+        _0 = copy _1 as *const i32 (PointerWithExposedProvenance);
         return;
     }
 }

tests/mir-opt/building/custom/assume.assume_local.built.after.mir

@@ -4,7 +4,7 @@ fn assume_local(_1: bool) -> () {
     let mut _0: ();
 
     bb0: {
-        assume(_1);
+        assume(copy _1);
         return;
     }
 }

tests/mir-opt/building/custom/assume.assume_place.built.after.mir

@@ -4,7 +4,7 @@ fn assume_place(_1: (bool, u8)) -> () {
     let mut _0: ();
 
     bb0: {
-        assume((_1.0: bool));
+        assume(copy (_1.0: bool));
         return;
     }
 }

tests/mir-opt/building/custom/enums.switch_bool.built.after.mir

@@ -4,7 +4,7 @@ fn switch_bool(_1: bool) -> u32 {
     let mut _0: u32;
 
     bb0: {
-        switchInt(_1) -> [1: bb1, 0: bb2, otherwise: bb2];
+        switchInt(copy _1) -> [1: bb1, 0: bb2, otherwise: bb2];
     }
 
     bb1: {

tests/mir-opt/building/custom/enums.switch_option.built.after.mir

@@ -6,7 +6,7 @@ fn switch_option(_1: Option<()>) -> bool {
 
     bb0: {
         _2 = discriminant(_1);
-        switchInt(_2) -> [0: bb1, 1: bb2, otherwise: bb2];
+        switchInt(copy _2) -> [0: bb1, 1: bb2, otherwise: bb2];
     }
 
     bb1: {

tests/mir-opt/building/custom/enums.switch_option_repr.built.after.mir

@@ -6,7 +6,7 @@ fn switch_option_repr(_1: Bool) -> bool {
 
     bb0: {
         _2 = discriminant(_1);
-        switchInt(_2) -> [0: bb2, otherwise: bb1];
+        switchInt(copy _2) -> [0: bb2, otherwise: bb1];
     }
 
     bb1: {

tests/mir-opt/building/custom/operators.f.built.after.mir

@@ -5,26 +5,26 @@ fn f(_1: i32, _2: bool) -> i32 {
     let mut _3: (i32, bool);
 
     bb0: {
-        _1 = Neg(_1);
-        _2 = Not(_2);
-        _1 = Add(_1, _1);
-        _1 = Sub(_1, _1);
-        _1 = Mul(_1, _1);
-        _1 = Div(_1, _1);
-        _1 = Rem(_1, _1);
-        _1 = BitXor(_1, _1);
-        _1 = BitAnd(_1, _1);
-        _1 = Shl(_1, _1);
-        _1 = Shr(_1, _1);
-        _2 = Eq(_1, _1);
-        _2 = Lt(_1, _1);
-        _2 = Le(_1, _1);
-        _2 = Ge(_1, _1);
-        _2 = Gt(_1, _1);
-        _3 = AddWithOverflow(_1, _1);
-        _2 = (_3.1: bool);
-        _1 = (_3.0: i32);
-        _0 = _1;
+        _1 = Neg(copy _1);
+        _2 = Not(copy _2);
+        _1 = Add(copy _1, copy _1);
+        _1 = Sub(copy _1, copy _1);
+        _1 = Mul(copy _1, copy _1);
+        _1 = Div(copy _1, copy _1);
+        _1 = Rem(copy _1, copy _1);
+        _1 = BitXor(copy _1, copy _1);
+        _1 = BitAnd(copy _1, copy _1);
+        _1 = Shl(copy _1, copy _1);
+        _1 = Shr(copy _1, copy _1);
+        _2 = Eq(copy _1, copy _1);
+        _2 = Lt(copy _1, copy _1);
+        _2 = Le(copy _1, copy _1);
+        _2 = Ge(copy _1, copy _1);
+        _2 = Gt(copy _1, copy _1);
+        _3 = AddWithOverflow(copy _1, copy _1);
+        _2 = copy (_3.1: bool);
+        _1 = copy (_3.0: i32);
+        _0 = copy _1;
         return;
     }
 }

tests/mir-opt/building/custom/operators.g.runtime.after.mir

@@ -6,8 +6,8 @@ fn g(_1: *const i32, _2: *const [i32]) -> () {
     let mut _4: usize;
 
     bb0: {
-        _3 = PtrMetadata(_1);
-        _4 = PtrMetadata(_2);
+        _3 = PtrMetadata(copy _1);
+        _4 = PtrMetadata(copy _2);
         return;
     }
 }

tests/mir-opt/building/custom/projections.copy_for_deref.built.after.mir

@@ -6,7 +6,7 @@ fn copy_for_deref(_1: (&i32, i32)) -> i32 {
 
     bb0: {
         _2 = deref_copy (_1.0: &i32);
-        _0 = (*_2);
+        _0 = copy (*_2);
         return;
     }
 }