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-rw-r--r--tests/codegen/sanitizer-kasan-emits-instrumentation.rs47
-rw-r--r--tests/mir-opt/funky_arms.float_to_exponential_common.ConstProp.diff10
-rw-r--r--tests/mir-opt/inline/issue_58867_inline_as_ref_as_mut.a.Inline.after.mir6
-rw-r--r--tests/mir-opt/inline/issue_58867_inline_as_ref_as_mut.b.Inline.after.mir18
-rw-r--r--tests/ui/const-generics/nested-type.min.stderr11
-rw-r--r--tests/ui/const-generics/nested-type.rs2
-rw-r--r--tests/ui/lexer/issue-108019-bad-emoji-recovery.rs45
-rw-r--r--tests/ui/lexer/issue-108019-bad-emoji-recovery.stderr86
-rw-r--r--tests/ui/parser/numeric-lifetime.rs4
-rw-r--r--tests/ui/parser/numeric-lifetime.stderr4
-rw-r--r--tests/ui/repr/16-bit-repr-c-enum.rs52
-rw-r--r--tests/ui/sanitize/cfg-kasan.rs28
12 files changed, 281 insertions, 32 deletions
diff --git a/tests/codegen/sanitizer-kasan-emits-instrumentation.rs b/tests/codegen/sanitizer-kasan-emits-instrumentation.rs
new file mode 100644
index 00000000000..d6e3f2719df
--- /dev/null
+++ b/tests/codegen/sanitizer-kasan-emits-instrumentation.rs
@@ -0,0 +1,47 @@
+// Verifies that `-Zsanitizer=kernel-address` emits sanitizer instrumentation.
+
+// compile-flags: -Zsanitizer=kernel-address
+// revisions: aarch64 riscv64imac riscv64gc x86_64
+//[aarch64] compile-flags: --target aarch64-unknown-none
+//[aarch64] needs-llvm-components: aarch64
+//[riscv64imac] compile-flags: --target riscv64imac-unknown-none-elf
+//[riscv64imac] needs-llvm-components: riscv
+//[riscv64imac] min-llvm-version: 16
+//[riscv64gc] compile-flags: --target riscv64gc-unknown-none-elf
+//[riscv64gc] needs-llvm-components: riscv
+//[riscv64gc] min-llvm-version: 16
+//[x86_64] compile-flags: --target x86_64-unknown-none
+//[x86_64] needs-llvm-components: x86
+
+#![crate_type = "rlib"]
+#![feature(no_core, no_sanitize, lang_items)]
+#![no_core]
+
+#[lang = "sized"]
+trait Sized {}
+
+#[lang = "copy"]
+trait Copy {}
+
+impl Copy for u8 {}
+
+// CHECK-LABEL: ; sanitizer_kasan_emits_instrumentation::unsanitized
+// CHECK-NEXT:  ; Function Attrs:
+// CHECK-NOT:   sanitize_address
+// CHECK:       start:
+// CHECK-NOT:   call void @__asan_report_load
+// CHECK:       }
+#[no_sanitize(address)]
+pub fn unsanitized(b: &mut u8) -> u8 {
+    *b
+}
+
+// CHECK-LABEL: ; sanitizer_kasan_emits_instrumentation::sanitized
+// CHECK-NEXT:  ; Function Attrs:
+// CHECK:       sanitize_address
+// CHECK:       start:
+// CHECK:       call void @__asan_report_load
+// CHECK:       }
+pub fn sanitized(b: &mut u8) -> u8 {
+    *b
+}
diff --git a/tests/mir-opt/funky_arms.float_to_exponential_common.ConstProp.diff b/tests/mir-opt/funky_arms.float_to_exponential_common.ConstProp.diff
index 5ebaacd4ba9..1f5c533815d 100644
--- a/tests/mir-opt/funky_arms.float_to_exponential_common.ConstProp.diff
+++ b/tests/mir-opt/funky_arms.float_to_exponential_common.ConstProp.diff
@@ -86,8 +86,6 @@
   
       bb6: {
           _10 = ((_7 as Some).0: usize);   // scope 3 at $DIR/funky_arms.rs:+13:17: +13:26
-          StorageLive(_11);                // scope 3 at $DIR/funky_arms.rs:+15:43: +15:46
-          _11 = &mut (*_1);                // scope 3 at $DIR/funky_arms.rs:+15:43: +15:46
           StorageLive(_13);                // scope 3 at $DIR/funky_arms.rs:+15:53: +15:57
           _13 = _6;                        // scope 3 at $DIR/funky_arms.rs:+15:53: +15:57
           StorageLive(_14);                // scope 3 at $DIR/funky_arms.rs:+15:59: +15:79
@@ -95,7 +93,7 @@
           _15 = _10 as u32 (IntToInt);     // scope 3 at $DIR/funky_arms.rs:+15:59: +15:75
           _14 = Add(move _15, const 1_u32); // scope 3 at $DIR/funky_arms.rs:+15:59: +15:79
           StorageDead(_15);                // scope 3 at $DIR/funky_arms.rs:+15:78: +15:79
-          _0 = float_to_exponential_common_exact::<T>(move _11, _2, move _13, move _14, _3) -> bb7; // scope 3 at $DIR/funky_arms.rs:+15:9: +15:87
+          _0 = float_to_exponential_common_exact::<T>(_1, _2, move _13, move _14, _3) -> bb7; // scope 3 at $DIR/funky_arms.rs:+15:9: +15:87
                                            // mir::Constant
                                            // + span: $DIR/funky_arms.rs:26:9: 26:42
                                            // + literal: Const { ty: for<'a, 'b, 'c> fn(&'a mut Formatter<'b>, &'c T, Sign, u32, bool) -> Result<(), std::fmt::Error> {float_to_exponential_common_exact::<T>}, val: Value(<ZST>) }
@@ -104,16 +102,13 @@
       bb7: {
           StorageDead(_14);                // scope 3 at $DIR/funky_arms.rs:+15:86: +15:87
           StorageDead(_13);                // scope 3 at $DIR/funky_arms.rs:+15:86: +15:87
-          StorageDead(_11);                // scope 3 at $DIR/funky_arms.rs:+15:86: +15:87
           goto -> bb10;                    // scope 2 at $DIR/funky_arms.rs:+13:5: +18:6
       }
   
       bb8: {
-          StorageLive(_18);                // scope 2 at $DIR/funky_arms.rs:+17:46: +17:49
-          _18 = &mut (*_1);                // scope 2 at $DIR/funky_arms.rs:+17:46: +17:49
           StorageLive(_20);                // scope 2 at $DIR/funky_arms.rs:+17:56: +17:60
           _20 = _6;                        // scope 2 at $DIR/funky_arms.rs:+17:56: +17:60
-          _0 = float_to_exponential_common_shortest::<T>(move _18, _2, move _20, _3) -> bb9; // scope 2 at $DIR/funky_arms.rs:+17:9: +17:68
+          _0 = float_to_exponential_common_shortest::<T>(_1, _2, move _20, _3) -> bb9; // scope 2 at $DIR/funky_arms.rs:+17:9: +17:68
                                            // mir::Constant
                                            // + span: $DIR/funky_arms.rs:28:9: 28:45
                                            // + literal: Const { ty: for<'a, 'b, 'c> fn(&'a mut Formatter<'b>, &'c T, Sign, bool) -> Result<(), std::fmt::Error> {float_to_exponential_common_shortest::<T>}, val: Value(<ZST>) }
@@ -121,7 +116,6 @@
   
       bb9: {
           StorageDead(_20);                // scope 2 at $DIR/funky_arms.rs:+17:67: +17:68
-          StorageDead(_18);                // scope 2 at $DIR/funky_arms.rs:+17:67: +17:68
           goto -> bb10;                    // scope 2 at $DIR/funky_arms.rs:+13:5: +18:6
       }
   
diff --git a/tests/mir-opt/inline/issue_58867_inline_as_ref_as_mut.a.Inline.after.mir b/tests/mir-opt/inline/issue_58867_inline_as_ref_as_mut.a.Inline.after.mir
index dc0c3235043..6441a9668de 100644
--- a/tests/mir-opt/inline/issue_58867_inline_as_ref_as_mut.a.Inline.after.mir
+++ b/tests/mir-opt/inline/issue_58867_inline_as_ref_as_mut.a.Inline.after.mir
@@ -8,7 +8,6 @@ fn a(_1: &mut [T]) -> &mut [T] {
     let mut _4: &mut [T];                // in scope 0 at $DIR/issue_58867_inline_as_ref_as_mut.rs:+1:5: +1:15
     scope 1 (inlined <[T] as AsMut<[T]>>::as_mut) { // at $DIR/issue_58867_inline_as_ref_as_mut.rs:3:7: 3:15
         debug self => _4;                // in scope 1 at $SRC_DIR/core/src/convert/mod.rs:LL:COL
-        let mut _5: &mut [T];            // in scope 1 at $SRC_DIR/core/src/convert/mod.rs:LL:COL
     }
 
     bb0: {
@@ -16,10 +15,7 @@ fn a(_1: &mut [T]) -> &mut [T] {
         StorageLive(_3);                 // scope 0 at $DIR/issue_58867_inline_as_ref_as_mut.rs:+1:5: +1:15
         StorageLive(_4);                 // scope 0 at $DIR/issue_58867_inline_as_ref_as_mut.rs:+1:5: +1:15
         _4 = &mut (*_1);                 // scope 0 at $DIR/issue_58867_inline_as_ref_as_mut.rs:+1:5: +1:15
-        StorageLive(_5);                 // scope 1 at $SRC_DIR/core/src/convert/mod.rs:LL:COL
-        _5 = &mut (*_4);                 // scope 1 at $SRC_DIR/core/src/convert/mod.rs:LL:COL
-        _3 = &mut (*_5);                 // scope 1 at $SRC_DIR/core/src/convert/mod.rs:LL:COL
-        StorageDead(_5);                 // scope 1 at $SRC_DIR/core/src/convert/mod.rs:LL:COL
+        _3 = _4;                         // scope 1 at $SRC_DIR/core/src/convert/mod.rs:LL:COL
         _2 = &mut (*_3);                 // scope 0 at $DIR/issue_58867_inline_as_ref_as_mut.rs:+1:5: +1:15
         StorageDead(_4);                 // scope 0 at $DIR/issue_58867_inline_as_ref_as_mut.rs:+1:14: +1:15
         _0 = &mut (*_2);                 // scope 0 at $DIR/issue_58867_inline_as_ref_as_mut.rs:+1:5: +1:15
diff --git a/tests/mir-opt/inline/issue_58867_inline_as_ref_as_mut.b.Inline.after.mir b/tests/mir-opt/inline/issue_58867_inline_as_ref_as_mut.b.Inline.after.mir
index b6aff30149f..21570a88a6b 100644
--- a/tests/mir-opt/inline/issue_58867_inline_as_ref_as_mut.b.Inline.after.mir
+++ b/tests/mir-opt/inline/issue_58867_inline_as_ref_as_mut.b.Inline.after.mir
@@ -8,10 +8,8 @@ fn b(_1: &mut Box<T>) -> &mut T {
     let mut _4: &mut std::boxed::Box<T>; // in scope 0 at $DIR/issue_58867_inline_as_ref_as_mut.rs:+1:5: +1:15
     scope 1 (inlined <Box<T> as AsMut<T>>::as_mut) { // at $DIR/issue_58867_inline_as_ref_as_mut.rs:8:7: 8:15
         debug self => _4;                // in scope 1 at $SRC_DIR/alloc/src/boxed.rs:LL:COL
-        let mut _5: &mut T;              // in scope 1 at $SRC_DIR/alloc/src/boxed.rs:LL:COL
-        let mut _6: &mut T;              // in scope 1 at $SRC_DIR/alloc/src/boxed.rs:LL:COL
-        let mut _7: std::boxed::Box<T>;  // in scope 1 at $SRC_DIR/alloc/src/boxed.rs:LL:COL
-        let mut _8: *const T;            // in scope 1 at $SRC_DIR/alloc/src/boxed.rs:LL:COL
+        let mut _5: std::boxed::Box<T>;  // in scope 1 at $SRC_DIR/alloc/src/boxed.rs:LL:COL
+        let mut _6: *const T;            // in scope 1 at $SRC_DIR/alloc/src/boxed.rs:LL:COL
     }
 
     bb0: {
@@ -19,15 +17,9 @@ fn b(_1: &mut Box<T>) -> &mut T {
         StorageLive(_3);                 // scope 0 at $DIR/issue_58867_inline_as_ref_as_mut.rs:+1:5: +1:15
         StorageLive(_4);                 // scope 0 at $DIR/issue_58867_inline_as_ref_as_mut.rs:+1:5: +1:15
         _4 = &mut (*_1);                 // scope 0 at $DIR/issue_58867_inline_as_ref_as_mut.rs:+1:5: +1:15
-        StorageLive(_5);                 // scope 1 at $SRC_DIR/alloc/src/boxed.rs:LL:COL
-        StorageLive(_6);                 // scope 1 at $SRC_DIR/alloc/src/boxed.rs:LL:COL
-        _7 = deref_copy (*_4);           // scope 1 at $SRC_DIR/alloc/src/boxed.rs:LL:COL
-        _8 = (((_7.0: std::ptr::Unique<T>).0: std::ptr::NonNull<T>).0: *const T); // scope 1 at $SRC_DIR/alloc/src/boxed.rs:LL:COL
-        _6 = &mut (*_8);                 // scope 1 at $SRC_DIR/alloc/src/boxed.rs:LL:COL
-        _5 = &mut (*_6);                 // scope 1 at $SRC_DIR/alloc/src/boxed.rs:LL:COL
-        _3 = &mut (*_5);                 // scope 1 at $SRC_DIR/alloc/src/boxed.rs:LL:COL
-        StorageDead(_6);                 // scope 1 at $SRC_DIR/alloc/src/boxed.rs:LL:COL
-        StorageDead(_5);                 // scope 1 at $SRC_DIR/alloc/src/boxed.rs:LL:COL
+        _5 = deref_copy (*_4);           // scope 1 at $SRC_DIR/alloc/src/boxed.rs:LL:COL
+        _6 = (((_5.0: std::ptr::Unique<T>).0: std::ptr::NonNull<T>).0: *const T); // scope 1 at $SRC_DIR/alloc/src/boxed.rs:LL:COL
+        _3 = &mut (*_6);                 // scope 1 at $SRC_DIR/alloc/src/boxed.rs:LL:COL
         _2 = &mut (*_3);                 // scope 0 at $DIR/issue_58867_inline_as_ref_as_mut.rs:+1:5: +1:15
         StorageDead(_4);                 // scope 0 at $DIR/issue_58867_inline_as_ref_as_mut.rs:+1:14: +1:15
         _0 = &mut (*_2);                 // scope 0 at $DIR/issue_58867_inline_as_ref_as_mut.rs:+1:5: +1:15
diff --git a/tests/ui/const-generics/nested-type.min.stderr b/tests/ui/const-generics/nested-type.min.stderr
index cff02b0d445..257a9e31e14 100644
--- a/tests/ui/const-generics/nested-type.min.stderr
+++ b/tests/ui/const-generics/nested-type.min.stderr
@@ -1,3 +1,11 @@
+error[E0015]: cannot call non-const fn `Foo::{constant#0}::Foo::<17>::value` in constants
+  --> $DIR/nested-type.rs:15:5
+   |
+LL |     Foo::<17>::value()
+   |     ^^^^^^^^^^^^^^^^^^
+   |
+   = note: calls in constants are limited to constant functions, tuple structs and tuple variants
+
 error: `[u8; {
            struct Foo<const N: usize>;
        
@@ -24,5 +32,6 @@ LL | | }]>;
    = note: the only supported types are integers, `bool` and `char`
    = help: more complex types are supported with `#![feature(adt_const_params)]`
 
-error: aborting due to previous error
+error: aborting due to 2 previous errors
 
+For more information about this error, try `rustc --explain E0015`.
diff --git a/tests/ui/const-generics/nested-type.rs b/tests/ui/const-generics/nested-type.rs
index 742340f430e..5240f5c3b0b 100644
--- a/tests/ui/const-generics/nested-type.rs
+++ b/tests/ui/const-generics/nested-type.rs
@@ -13,7 +13,7 @@ struct Foo<const N: [u8; { //[min]~ ERROR `[u8; _]` is forbidden
     }
 
     Foo::<17>::value()
-    //[full]~^ ERROR cannot call non-const fn
+    //~^ ERROR cannot call non-const fn
 }]>;
 
 fn main() {}
diff --git a/tests/ui/lexer/issue-108019-bad-emoji-recovery.rs b/tests/ui/lexer/issue-108019-bad-emoji-recovery.rs
new file mode 100644
index 00000000000..f0f86224560
--- /dev/null
+++ b/tests/ui/lexer/issue-108019-bad-emoji-recovery.rs
@@ -0,0 +1,45 @@
+#![allow(unused_labels)]
+
+// FIXME(#108019): outdated Unicode table
+// fn foo() {
+//     '🥺 loop {
+//         break
+//     }
+// }
+
+fn bar() {
+    '🐱 loop {
+    //~^ ERROR labeled expression must be followed by `:`
+    //~| ERROR lifetimes or labels cannot contain emojis
+        break
+    }
+}
+
+fn qux() {
+    'a🐱 loop {
+    //~^ ERROR labeled expression must be followed by `:`
+    //~| ERROR lifetimes or labels cannot contain emojis
+        break
+    }
+}
+
+fn quux() {
+    '1🐱 loop {
+    //~^ ERROR labeled expression must be followed by `:`
+    //~| ERROR lifetimes or labels cannot start with a number
+        break
+    }
+}
+
+fn x<'🐱>() -> &'🐱 () {
+    //~^ ERROR lifetimes or labels cannot contain emojis
+    //~| ERROR lifetimes or labels cannot contain emojis
+    &()
+}
+
+fn y() {
+    'a🐱: loop {}
+    //~^ ERROR lifetimes or labels cannot contain emojis
+}
+
+fn main() {}
diff --git a/tests/ui/lexer/issue-108019-bad-emoji-recovery.stderr b/tests/ui/lexer/issue-108019-bad-emoji-recovery.stderr
new file mode 100644
index 00000000000..be77ffdea34
--- /dev/null
+++ b/tests/ui/lexer/issue-108019-bad-emoji-recovery.stderr
@@ -0,0 +1,86 @@
+error: labeled expression must be followed by `:`
+  --> $DIR/issue-108019-bad-emoji-recovery.rs:11:5
+   |
+LL |       '🐱 loop {
+   |       ^--- help: add `:` after the label
+   |       |
+   |  _____the label
+   | |
+LL | |
+LL | |
+LL | |         break
+LL | |     }
+   | |_____^
+   |
+   = note: labels are used before loops and blocks, allowing e.g., `break 'label` to them
+
+error: labeled expression must be followed by `:`
+  --> $DIR/issue-108019-bad-emoji-recovery.rs:19:5
+   |
+LL |       'a🐱 loop {
+   |       ^---- help: add `:` after the label
+   |       |
+   |  _____the label
+   | |
+LL | |
+LL | |
+LL | |         break
+LL | |     }
+   | |_____^
+   |
+   = note: labels are used before loops and blocks, allowing e.g., `break 'label` to them
+
+error: labeled expression must be followed by `:`
+  --> $DIR/issue-108019-bad-emoji-recovery.rs:27:5
+   |
+LL |       '1🐱 loop {
+   |       ^---- help: add `:` after the label
+   |       |
+   |  _____the label
+   | |
+LL | |
+LL | |
+LL | |         break
+LL | |     }
+   | |_____^
+   |
+   = note: labels are used before loops and blocks, allowing e.g., `break 'label` to them
+
+error: lifetimes or labels cannot contain emojis
+  --> $DIR/issue-108019-bad-emoji-recovery.rs:11:5
+   |
+LL |     '🐱 loop {
+   |     ^^^
+
+error: lifetimes or labels cannot contain emojis
+  --> $DIR/issue-108019-bad-emoji-recovery.rs:19:5
+   |
+LL |     'a🐱 loop {
+   |     ^^^^
+
+error: lifetimes or labels cannot start with a number
+  --> $DIR/issue-108019-bad-emoji-recovery.rs:27:5
+   |
+LL |     '1🐱 loop {
+   |     ^^^^
+
+error: lifetimes or labels cannot contain emojis
+  --> $DIR/issue-108019-bad-emoji-recovery.rs:34:6
+   |
+LL | fn x<'🐱>() -> &'🐱 () {
+   |      ^^^
+
+error: lifetimes or labels cannot contain emojis
+  --> $DIR/issue-108019-bad-emoji-recovery.rs:34:16
+   |
+LL | fn x<'🐱>() -> &'🐱 () {
+   |                 ^^^
+
+error: lifetimes or labels cannot contain emojis
+  --> $DIR/issue-108019-bad-emoji-recovery.rs:41:5
+   |
+LL |     'a🐱: loop {}
+   |     ^^^^
+
+error: aborting due to 9 previous errors
+
diff --git a/tests/ui/parser/numeric-lifetime.rs b/tests/ui/parser/numeric-lifetime.rs
index 2d82354c62c..a082a8a44df 100644
--- a/tests/ui/parser/numeric-lifetime.rs
+++ b/tests/ui/parser/numeric-lifetime.rs
@@ -1,6 +1,6 @@
 struct S<'1> { s: &'1 usize }
-//~^ ERROR lifetimes cannot start with a number
-//~| ERROR lifetimes cannot start with a number
+//~^ ERROR lifetimes or labels cannot start with a number
+//~| ERROR lifetimes or labels cannot start with a number
 fn main() {
     // verify that the parse error doesn't stop type checking
     let x: usize = "";
diff --git a/tests/ui/parser/numeric-lifetime.stderr b/tests/ui/parser/numeric-lifetime.stderr
index 7c1bcb72631..66e35dca923 100644
--- a/tests/ui/parser/numeric-lifetime.stderr
+++ b/tests/ui/parser/numeric-lifetime.stderr
@@ -6,13 +6,13 @@ LL |     let x: usize = "";
    |            |
    |            expected due to this
 
-error: lifetimes cannot start with a number
+error: lifetimes or labels cannot start with a number
   --> $DIR/numeric-lifetime.rs:1:10
    |
 LL | struct S<'1> { s: &'1 usize }
    |          ^^
 
-error: lifetimes cannot start with a number
+error: lifetimes or labels cannot start with a number
   --> $DIR/numeric-lifetime.rs:1:20
    |
 LL | struct S<'1> { s: &'1 usize }
diff --git a/tests/ui/repr/16-bit-repr-c-enum.rs b/tests/ui/repr/16-bit-repr-c-enum.rs
new file mode 100644
index 00000000000..2acfde4be46
--- /dev/null
+++ b/tests/ui/repr/16-bit-repr-c-enum.rs
@@ -0,0 +1,52 @@
+// build-pass
+// revisions: avr msp430
+//
+// [avr] needs-llvm-components: avr
+// [avr] compile-flags: --target=avr-unknown-gnu-atmega328 --crate-type=rlib
+// [msp430] needs-llvm-components: msp430
+// [msp430] compile-flags: --target=msp430-none-elf --crate-type=rlib
+#![feature(no_core, lang_items, intrinsics, staged_api)]
+#![no_core]
+#![crate_type = "lib"]
+#![stable(feature = "", since = "")]
+#![allow(dead_code)]
+
+// Test that the repr(C) attribute doesn't break compilation
+// Previous bad assumption was that 32-bit enum default width is fine on msp430, avr
+// But the width of the C int on these platforms is 16 bits, and C enums <= C int range
+// so we want no more than that, usually. This resulted in errors like
+// "layout decided on a larger discriminant type (I32) than typeck (I16)"
+#[repr(C)]
+enum Foo {
+    Bar,
+}
+
+extern "rust-intrinsic" {
+    #[stable(feature = "", since = "")]
+    #[rustc_const_stable(feature = "", since = "")]
+    #[rustc_safe_intrinsic]
+    fn size_of<T>() -> usize;
+}
+
+#[lang="sized"]
+trait Sized {}
+#[lang="copy"]
+trait Copy {}
+
+const EXPECTED: usize = 2;
+const ACTUAL: usize = size_of::<Foo>();
+// Validate that the size is indeed 16 bits, to match this C static_assert:
+/**
+```c
+#include <assert.h>
+enum foo {
+    BAR
+};
+int main(void)
+{
+    /* passes on msp430-elf-gcc */
+    static_assert(sizeof(enum foo) == 2);
+}
+```
+*/
+const _: [(); EXPECTED] = [(); ACTUAL];
diff --git a/tests/ui/sanitize/cfg-kasan.rs b/tests/ui/sanitize/cfg-kasan.rs
new file mode 100644
index 00000000000..d721011f3ee
--- /dev/null
+++ b/tests/ui/sanitize/cfg-kasan.rs
@@ -0,0 +1,28 @@
+// Verifies that when compiling with -Zsanitizer=kernel-address,
+// the `#[cfg(sanitize = "address")]` attribute is configured.
+
+// check-pass
+// compile-flags: -Zsanitizer=kernel-address --cfg kernel_address
+// revisions: aarch64 riscv64imac riscv64gc x86_64
+//[aarch64] compile-flags: --target aarch64-unknown-none
+//[aarch64] needs-llvm-components: aarch64
+//[riscv64imac] compile-flags: --target riscv64imac-unknown-none-elf
+//[riscv64imac] needs-llvm-components: riscv
+//[riscv64imac] min-llvm-version: 16
+//[riscv64gc] compile-flags: --target riscv64gc-unknown-none-elf
+//[riscv64gc] needs-llvm-components: riscv
+//[riscv64gc] min-llvm-version: 16
+//[x86_64] compile-flags: --target x86_64-unknown-none
+//[x86_64] needs-llvm-components: x86
+
+#![crate_type = "rlib"]
+#![feature(cfg_sanitize, no_core, lang_items)]
+#![no_core]
+
+#[lang = "sized"]
+trait Sized {}
+
+const _: fn() -> () = main;
+
+#[cfg(all(sanitize = "address", kernel_address))]
+fn main() {}