diff options
Diffstat (limited to 'src/test/ui/consts/miri_unleashed')
39 files changed, 309 insertions, 498 deletions
diff --git a/src/test/ui/consts/miri_unleashed/abi-mismatch.rs b/src/test/ui/consts/miri_unleashed/abi-mismatch.rs index 3360e9cac..205f7183b 100644 --- a/src/test/ui/consts/miri_unleashed/abi-mismatch.rs +++ b/src/test/ui/consts/miri_unleashed/abi-mismatch.rs @@ -2,7 +2,6 @@ // compile-flags: -Z unleash-the-miri-inside-of-you #![feature(const_extern_fn)] -#![allow(const_err)] const extern "C" fn c_fn() {} diff --git a/src/test/ui/consts/miri_unleashed/abi-mismatch.stderr b/src/test/ui/consts/miri_unleashed/abi-mismatch.stderr index aaba19c2c..840d698eb 100644 --- a/src/test/ui/consts/miri_unleashed/abi-mismatch.stderr +++ b/src/test/ui/consts/miri_unleashed/abi-mismatch.stderr @@ -1,19 +1,19 @@ error[E0080]: could not evaluate static initializer - --> $DIR/abi-mismatch.rs:10:5 + --> $DIR/abi-mismatch.rs:9:5 | LL | my_fn(); | ^^^^^^^ | | | calling a function with calling convention C using calling convention Rust - | inside `call_rust_fn` at $DIR/abi-mismatch.rs:10:5 + | inside `call_rust_fn` at $DIR/abi-mismatch.rs:9:5 ... LL | static VAL: () = call_rust_fn(unsafe { std::mem::transmute(c_fn as extern "C" fn()) }); - | --------------------------------------------------------------------- inside `VAL` at $DIR/abi-mismatch.rs:16:18 + | --------------------------------------------------------------------- inside `VAL` at $DIR/abi-mismatch.rs:15:18 warning: skipping const checks | help: skipping check that does not even have a feature gate - --> $DIR/abi-mismatch.rs:10:5 + --> $DIR/abi-mismatch.rs:9:5 | LL | my_fn(); | ^^^^^^^ diff --git a/src/test/ui/consts/miri_unleashed/assoc_const.rs b/src/test/ui/consts/miri_unleashed/assoc_const.rs index 5f520c2cf..76ed667a5 100644 --- a/src/test/ui/consts/miri_unleashed/assoc_const.rs +++ b/src/test/ui/consts/miri_unleashed/assoc_const.rs @@ -1,8 +1,6 @@ // build-fail // compile-flags: -Zunleash-the-miri-inside-of-you -#![allow(const_err)] - // a test demonstrating why we do need to run static const qualification on associated constants // instead of just checking the final constant diff --git a/src/test/ui/consts/miri_unleashed/assoc_const.stderr b/src/test/ui/consts/miri_unleashed/assoc_const.stderr index 1f82ac827..519bd0748 100644 --- a/src/test/ui/consts/miri_unleashed/assoc_const.stderr +++ b/src/test/ui/consts/miri_unleashed/assoc_const.stderr @@ -1,22 +1,4 @@ -error[E0080]: erroneous constant used - --> $DIR/assoc_const.rs:31:13 - | -LL | let y = <String as Bar<Vec<u32>, String>>::F; - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ referenced constant has errors - -warning: skipping const checks - | -help: skipping check that does not even have a feature gate - --> $DIR/assoc_const.rs:14:20 - | -LL | const F: u32 = (U::X, 42).1; - | ^^^^^^^^^^ - -error: aborting due to previous error; 1 warning emitted - -For more information about this error, try `rustc --explain E0080`. -Future incompatibility report: Future breakage diagnostic: -warning: any use of this value will cause an error +error[E0080]: evaluation of `<std::string::String as Bar<std::vec::Vec<u32>, std::string::String>>::F` failed --> $SRC_DIR/core/src/ptr/mod.rs:LL:COL | LL | pub unsafe fn drop_in_place<T: ?Sized>(to_drop: *mut T) { @@ -25,18 +7,26 @@ LL | pub unsafe fn drop_in_place<T: ?Sized>(to_drop: *mut T) { | calling non-const function `<Vec<u32> as Drop>::drop` | inside `std::ptr::drop_in_place::<Vec<u32>> - shim(Some(Vec<u32>))` at $SRC_DIR/core/src/ptr/mod.rs:LL:COL | inside `std::ptr::drop_in_place::<(Vec<u32>, u32)> - shim(Some((Vec<u32>, u32)))` at $SRC_DIR/core/src/ptr/mod.rs:LL:COL - | inside `<String as Bar<Vec<u32>, String>>::F` at $DIR/assoc_const.rs:14:31 | - ::: $DIR/assoc_const.rs:14:5 + ::: $DIR/assoc_const.rs:12:31 | LL | const F: u32 = (U::X, 42).1; - | ------------ + | - inside `<String as Bar<Vec<u32>, String>>::F` at $DIR/assoc_const.rs:12:31 + +error[E0080]: erroneous constant used + --> $DIR/assoc_const.rs:29:13 | -note: the lint level is defined here - --> $DIR/assoc_const.rs:4:10 +LL | let y = <String as Bar<Vec<u32>, String>>::F; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ referenced constant has errors + +warning: skipping const checks | -LL | #![allow(const_err)] - | ^^^^^^^^^ - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> +help: skipping check that does not even have a feature gate + --> $DIR/assoc_const.rs:12:20 + | +LL | const F: u32 = (U::X, 42).1; + | ^^^^^^^^^^ + +error: aborting due to 2 previous errors; 1 warning emitted +For more information about this error, try `rustc --explain E0080`. diff --git a/src/test/ui/consts/miri_unleashed/assoc_const_2.rs b/src/test/ui/consts/miri_unleashed/assoc_const_2.rs index 30dd2a515..8377141ea 100644 --- a/src/test/ui/consts/miri_unleashed/assoc_const_2.rs +++ b/src/test/ui/consts/miri_unleashed/assoc_const_2.rs @@ -1,7 +1,5 @@ // build-fail -#![allow(const_err)] - // a test demonstrating that const qualification cannot prevent monomorphization time errors trait Foo { @@ -9,7 +7,7 @@ trait Foo { } trait Bar<U: Foo> { - const F: u32 = 100 / U::X; + const F: u32 = 100 / U::X; //~ ERROR evaluation of `<std::string::String as Bar<std::string::String>>::F` failed } impl Foo for () { diff --git a/src/test/ui/consts/miri_unleashed/assoc_const_2.stderr b/src/test/ui/consts/miri_unleashed/assoc_const_2.stderr index cbf02199f..2bf753c2b 100644 --- a/src/test/ui/consts/miri_unleashed/assoc_const_2.stderr +++ b/src/test/ui/consts/miri_unleashed/assoc_const_2.stderr @@ -1,24 +1,15 @@ +error[E0080]: evaluation of `<std::string::String as Bar<std::string::String>>::F` failed + --> $DIR/assoc_const_2.rs:10:20 + | +LL | const F: u32 = 100 / U::X; + | ^^^^^^^^^^ attempt to divide `100_u32` by zero + error[E0080]: erroneous constant used - --> $DIR/assoc_const_2.rs:29:13 + --> $DIR/assoc_const_2.rs:27:13 | LL | let y = <String as Bar<String>>::F; | ^^^^^^^^^^^^^^^^^^^^^^^^^^ referenced constant has errors -error: aborting due to previous error +error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0080`. -Future incompatibility report: Future breakage diagnostic: -warning: any use of this value will cause an error - --> $DIR/assoc_const_2.rs:12:20 - | -LL | const F: u32 = 100 / U::X; - | ------------ ^^^^^^^^^^ attempt to divide `100_u32` by zero - | -note: the lint level is defined here - --> $DIR/assoc_const_2.rs:3:10 - | -LL | #![allow(const_err)] - | ^^^^^^^^^ - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> - diff --git a/src/test/ui/consts/miri_unleashed/box.rs b/src/test/ui/consts/miri_unleashed/box.rs index 32796c672..c2a260aa1 100644 --- a/src/test/ui/consts/miri_unleashed/box.rs +++ b/src/test/ui/consts/miri_unleashed/box.rs @@ -1,6 +1,5 @@ // compile-flags: -Zunleash-the-miri-inside-of-you #![feature(box_syntax)] -#![allow(const_err)] use std::mem::ManuallyDrop; diff --git a/src/test/ui/consts/miri_unleashed/box.stderr b/src/test/ui/consts/miri_unleashed/box.stderr index 05d9858dc..bc5d4a257 100644 --- a/src/test/ui/consts/miri_unleashed/box.stderr +++ b/src/test/ui/consts/miri_unleashed/box.stderr @@ -1,5 +1,5 @@ error[E0080]: could not evaluate static initializer - --> $DIR/box.rs:10:11 + --> $DIR/box.rs:9:11 | LL | &mut *(box 0) | ^^^^^^^ calling non-const function `alloc::alloc::exchange_malloc` @@ -7,22 +7,22 @@ LL | &mut *(box 0) warning: skipping const checks | help: skipping check that does not even have a feature gate - --> $DIR/box.rs:10:11 + --> $DIR/box.rs:9:11 | LL | &mut *(box 0) | ^^^^^^^ help: skipping check for `const_mut_refs` feature - --> $DIR/box.rs:10:16 + --> $DIR/box.rs:9:16 | LL | &mut *(box 0) | ^ help: skipping check for `const_mut_refs` feature - --> $DIR/box.rs:10:5 + --> $DIR/box.rs:9:5 | LL | &mut *(box 0) | ^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/box.rs:10:5 + --> $DIR/box.rs:9:5 | LL | &mut *(box 0) | ^^^^^^^^^^^^^ diff --git a/src/test/ui/consts/miri_unleashed/const_refers_to_static.32bit.stderr b/src/test/ui/consts/miri_unleashed/const_refers_to_static.32bit.stderr new file mode 100644 index 000000000..a6f467b9e --- /dev/null +++ b/src/test/ui/consts/miri_unleashed/const_refers_to_static.32bit.stderr @@ -0,0 +1,81 @@ +error[E0080]: evaluation of constant value failed + --> $DIR/const_refers_to_static.rs:9:5 + | +LL | FOO.fetch_add(1, Ordering::Relaxed) + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ calling non-const function `AtomicUsize::fetch_add` + +error[E0080]: evaluation of constant value failed + --> $DIR/const_refers_to_static.rs:14:14 + | +LL | unsafe { *(&FOO as *const _ as *const usize) } + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constant accesses static + +error[E0080]: evaluation of constant value failed + --> $DIR/const_refers_to_static.rs:18:32 + | +LL | const READ_MUT: u32 = unsafe { MUTABLE }; + | ^^^^^^^ constant accesses static + +error[E0080]: it is undefined behavior to use this value + --> $DIR/const_refers_to_static.rs:20:1 + | +LL | const REF_INTERIOR_MUT: &usize = { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered a reference pointing to a static variable in a constant + | + = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior. + = note: the raw bytes of the constant (size: 4, align: 4) { + ╾─alloc4──╼ │ ╾──╼ + } + +error[E0080]: it is undefined behavior to use this value + --> $DIR/const_refers_to_static.rs:27:1 + | +LL | const READ_IMMUT: &usize = { + | ^^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered a reference pointing to a static variable in a constant + | + = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior. + = note: the raw bytes of the constant (size: 4, align: 4) { + ╾─alloc5──╼ │ ╾──╼ + } + +warning: skipping const checks + | +help: skipping check that does not even have a feature gate + --> $DIR/const_refers_to_static.rs:9:5 + | +LL | FOO.fetch_add(1, Ordering::Relaxed) + | ^^^ +help: skipping check that does not even have a feature gate + --> $DIR/const_refers_to_static.rs:9:5 + | +LL | FOO.fetch_add(1, Ordering::Relaxed) + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +help: skipping check that does not even have a feature gate + --> $DIR/const_refers_to_static.rs:14:17 + | +LL | unsafe { *(&FOO as *const _ as *const usize) } + | ^^^ +help: skipping check that does not even have a feature gate + --> $DIR/const_refers_to_static.rs:18:32 + | +LL | const READ_MUT: u32 = unsafe { MUTABLE }; + | ^^^^^^^ +help: skipping check that does not even have a feature gate + --> $DIR/const_refers_to_static.rs:18:32 + | +LL | const READ_MUT: u32 = unsafe { MUTABLE }; + | ^^^^^^^ +help: skipping check that does not even have a feature gate + --> $DIR/const_refers_to_static.rs:23:18 + | +LL | unsafe { &*(&FOO as *const _ as *const usize) } + | ^^^ +help: skipping check that does not even have a feature gate + --> $DIR/const_refers_to_static.rs:30:6 + | +LL | &FOO + | ^^^ + +error: aborting due to 5 previous errors; 1 warning emitted + +For more information about this error, try `rustc --explain E0080`. diff --git a/src/test/ui/consts/miri_unleashed/const_refers_to_static.64bit.stderr b/src/test/ui/consts/miri_unleashed/const_refers_to_static.64bit.stderr new file mode 100644 index 000000000..cfaf31a6e --- /dev/null +++ b/src/test/ui/consts/miri_unleashed/const_refers_to_static.64bit.stderr @@ -0,0 +1,81 @@ +error[E0080]: evaluation of constant value failed + --> $DIR/const_refers_to_static.rs:9:5 + | +LL | FOO.fetch_add(1, Ordering::Relaxed) + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ calling non-const function `AtomicUsize::fetch_add` + +error[E0080]: evaluation of constant value failed + --> $DIR/const_refers_to_static.rs:14:14 + | +LL | unsafe { *(&FOO as *const _ as *const usize) } + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constant accesses static + +error[E0080]: evaluation of constant value failed + --> $DIR/const_refers_to_static.rs:18:32 + | +LL | const READ_MUT: u32 = unsafe { MUTABLE }; + | ^^^^^^^ constant accesses static + +error[E0080]: it is undefined behavior to use this value + --> $DIR/const_refers_to_static.rs:20:1 + | +LL | const REF_INTERIOR_MUT: &usize = { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered a reference pointing to a static variable in a constant + | + = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior. + = note: the raw bytes of the constant (size: 8, align: 8) { + ╾───────alloc4────────╼ │ ╾──────╼ + } + +error[E0080]: it is undefined behavior to use this value + --> $DIR/const_refers_to_static.rs:27:1 + | +LL | const READ_IMMUT: &usize = { + | ^^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered a reference pointing to a static variable in a constant + | + = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior. + = note: the raw bytes of the constant (size: 8, align: 8) { + ╾───────alloc5────────╼ │ ╾──────╼ + } + +warning: skipping const checks + | +help: skipping check that does not even have a feature gate + --> $DIR/const_refers_to_static.rs:9:5 + | +LL | FOO.fetch_add(1, Ordering::Relaxed) + | ^^^ +help: skipping check that does not even have a feature gate + --> $DIR/const_refers_to_static.rs:9:5 + | +LL | FOO.fetch_add(1, Ordering::Relaxed) + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +help: skipping check that does not even have a feature gate + --> $DIR/const_refers_to_static.rs:14:17 + | +LL | unsafe { *(&FOO as *const _ as *const usize) } + | ^^^ +help: skipping check that does not even have a feature gate + --> $DIR/const_refers_to_static.rs:18:32 + | +LL | const READ_MUT: u32 = unsafe { MUTABLE }; + | ^^^^^^^ +help: skipping check that does not even have a feature gate + --> $DIR/const_refers_to_static.rs:18:32 + | +LL | const READ_MUT: u32 = unsafe { MUTABLE }; + | ^^^^^^^ +help: skipping check that does not even have a feature gate + --> $DIR/const_refers_to_static.rs:23:18 + | +LL | unsafe { &*(&FOO as *const _ as *const usize) } + | ^^^ +help: skipping check that does not even have a feature gate + --> $DIR/const_refers_to_static.rs:30:6 + | +LL | &FOO + | ^^^ + +error: aborting due to 5 previous errors; 1 warning emitted + +For more information about this error, try `rustc --explain E0080`. diff --git a/src/test/ui/consts/miri_unleashed/const_refers_to_static.rs b/src/test/ui/consts/miri_unleashed/const_refers_to_static.rs index c9dc1de51..7ed5a48d9 100644 --- a/src/test/ui/consts/miri_unleashed/const_refers_to_static.rs +++ b/src/test/ui/consts/miri_unleashed/const_refers_to_static.rs @@ -1,31 +1,33 @@ -// build-fail // compile-flags: -Zunleash-the-miri-inside-of-you -#![allow(const_err)] +// stderr-per-bitwidth use std::sync::atomic::AtomicUsize; use std::sync::atomic::Ordering; -// These fail during CTFE (as they read a static), so they only cause an error -// when *using* the const. - const MUTATE_INTERIOR_MUT: usize = { static FOO: AtomicUsize = AtomicUsize::new(0); - FOO.fetch_add(1, Ordering::Relaxed) + FOO.fetch_add(1, Ordering::Relaxed) //~ERROR evaluation of constant value failed }; const READ_INTERIOR_MUT: usize = { static FOO: AtomicUsize = AtomicUsize::new(0); - unsafe { *(&FOO as *const _ as *const usize) } + unsafe { *(&FOO as *const _ as *const usize) } //~ERROR evaluation of constant value failed }; static mut MUTABLE: u32 = 0; -const READ_MUT: u32 = unsafe { MUTABLE }; +const READ_MUT: u32 = unsafe { MUTABLE }; //~ERROR evaluation of constant value failed + +const REF_INTERIOR_MUT: &usize = { //~ ERROR undefined behavior to use this value +//~| encountered a reference pointing to a static variable + static FOO: AtomicUsize = AtomicUsize::new(0); + unsafe { &*(&FOO as *const _ as *const usize) } +}; + +// ok some day perhaps +const READ_IMMUT: &usize = { //~ ERROR it is undefined behavior to use this value +//~| encountered a reference pointing to a static variable + static FOO: usize = 0; + &FOO +}; -fn main() { - MUTATE_INTERIOR_MUT; - //~^ ERROR: erroneous constant used - READ_INTERIOR_MUT; - //~^ ERROR: erroneous constant used - READ_MUT; - //~^ ERROR: erroneous constant used -} +fn main() {} diff --git a/src/test/ui/consts/miri_unleashed/const_refers_to_static.stderr b/src/test/ui/consts/miri_unleashed/const_refers_to_static.stderr deleted file mode 100644 index fa2088124..000000000 --- a/src/test/ui/consts/miri_unleashed/const_refers_to_static.stderr +++ /dev/null @@ -1,100 +0,0 @@ -error[E0080]: erroneous constant used - --> $DIR/const_refers_to_static.rs:25:5 - | -LL | MUTATE_INTERIOR_MUT; - | ^^^^^^^^^^^^^^^^^^^ referenced constant has errors - -error[E0080]: erroneous constant used - --> $DIR/const_refers_to_static.rs:27:5 - | -LL | READ_INTERIOR_MUT; - | ^^^^^^^^^^^^^^^^^ referenced constant has errors - -error[E0080]: erroneous constant used - --> $DIR/const_refers_to_static.rs:29:5 - | -LL | READ_MUT; - | ^^^^^^^^ referenced constant has errors - -warning: skipping const checks - | -help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static.rs:13:5 - | -LL | FOO.fetch_add(1, Ordering::Relaxed) - | ^^^ -help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static.rs:13:5 - | -LL | FOO.fetch_add(1, Ordering::Relaxed) - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ -help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static.rs:18:17 - | -LL | unsafe { *(&FOO as *const _ as *const usize) } - | ^^^ -help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static.rs:22:32 - | -LL | const READ_MUT: u32 = unsafe { MUTABLE }; - | ^^^^^^^ -help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static.rs:22:32 - | -LL | const READ_MUT: u32 = unsafe { MUTABLE }; - | ^^^^^^^ - -error: aborting due to 3 previous errors; 1 warning emitted - -For more information about this error, try `rustc --explain E0080`. -Future incompatibility report: Future breakage diagnostic: -warning: any use of this value will cause an error - --> $DIR/const_refers_to_static.rs:13:5 - | -LL | const MUTATE_INTERIOR_MUT: usize = { - | -------------------------------- -LL | static FOO: AtomicUsize = AtomicUsize::new(0); -LL | FOO.fetch_add(1, Ordering::Relaxed) - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ calling non-const function `AtomicUsize::fetch_add` - | -note: the lint level is defined here - --> $DIR/const_refers_to_static.rs:3:10 - | -LL | #![allow(const_err)] - | ^^^^^^^^^ - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> - -Future breakage diagnostic: -warning: any use of this value will cause an error - --> $DIR/const_refers_to_static.rs:18:14 - | -LL | const READ_INTERIOR_MUT: usize = { - | ------------------------------ -LL | static FOO: AtomicUsize = AtomicUsize::new(0); -LL | unsafe { *(&FOO as *const _ as *const usize) } - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constant accesses static - | -note: the lint level is defined here - --> $DIR/const_refers_to_static.rs:3:10 - | -LL | #![allow(const_err)] - | ^^^^^^^^^ - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> - -Future breakage diagnostic: -warning: any use of this value will cause an error - --> $DIR/const_refers_to_static.rs:22:32 - | -LL | const READ_MUT: u32 = unsafe { MUTABLE }; - | ------------------- ^^^^^^^ constant accesses static - | -note: the lint level is defined here - --> $DIR/const_refers_to_static.rs:3:10 - | -LL | #![allow(const_err)] - | ^^^^^^^^^ - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> - diff --git a/src/test/ui/consts/miri_unleashed/const_refers_to_static2.32bit.stderr b/src/test/ui/consts/miri_unleashed/const_refers_to_static2.32bit.stderr deleted file mode 100644 index 14173ac9f..000000000 --- a/src/test/ui/consts/miri_unleashed/const_refers_to_static2.32bit.stderr +++ /dev/null @@ -1,38 +0,0 @@ -error[E0080]: it is undefined behavior to use this value - --> $DIR/const_refers_to_static2.rs:11:1 - | -LL | const REF_INTERIOR_MUT: &usize = { - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered a reference pointing to a static variable in a constant - | - = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior. - = note: the raw bytes of the constant (size: 4, align: 4) { - ╾─alloc1──╼ │ ╾──╼ - } - -error[E0080]: it is undefined behavior to use this value - --> $DIR/const_refers_to_static2.rs:18:1 - | -LL | const READ_IMMUT: &usize = { - | ^^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered a reference pointing to a static variable in a constant - | - = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior. - = note: the raw bytes of the constant (size: 4, align: 4) { - ╾─alloc2──╼ │ ╾──╼ - } - -warning: skipping const checks - | -help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static2.rs:14:18 - | -LL | unsafe { &*(&FOO as *const _ as *const usize) } - | ^^^ -help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static2.rs:21:6 - | -LL | &FOO - | ^^^ - -error: aborting due to 2 previous errors; 1 warning emitted - -For more information about this error, try `rustc --explain E0080`. diff --git a/src/test/ui/consts/miri_unleashed/const_refers_to_static2.64bit.stderr b/src/test/ui/consts/miri_unleashed/const_refers_to_static2.64bit.stderr deleted file mode 100644 index e7e51a418..000000000 --- a/src/test/ui/consts/miri_unleashed/const_refers_to_static2.64bit.stderr +++ /dev/null @@ -1,38 +0,0 @@ -error[E0080]: it is undefined behavior to use this value - --> $DIR/const_refers_to_static2.rs:11:1 - | -LL | const REF_INTERIOR_MUT: &usize = { - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered a reference pointing to a static variable in a constant - | - = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior. - = note: the raw bytes of the constant (size: 8, align: 8) { - ╾───────alloc1────────╼ │ ╾──────╼ - } - -error[E0080]: it is undefined behavior to use this value - --> $DIR/const_refers_to_static2.rs:18:1 - | -LL | const READ_IMMUT: &usize = { - | ^^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered a reference pointing to a static variable in a constant - | - = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior. - = note: the raw bytes of the constant (size: 8, align: 8) { - ╾───────alloc2────────╼ │ ╾──────╼ - } - -warning: skipping const checks - | -help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static2.rs:14:18 - | -LL | unsafe { &*(&FOO as *const _ as *const usize) } - | ^^^ -help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static2.rs:21:6 - | -LL | &FOO - | ^^^ - -error: aborting due to 2 previous errors; 1 warning emitted - -For more information about this error, try `rustc --explain E0080`. diff --git a/src/test/ui/consts/miri_unleashed/const_refers_to_static2.rs b/src/test/ui/consts/miri_unleashed/const_refers_to_static2.rs deleted file mode 100644 index 8b8e262fb..000000000 --- a/src/test/ui/consts/miri_unleashed/const_refers_to_static2.rs +++ /dev/null @@ -1,24 +0,0 @@ -// compile-flags: -Zunleash-the-miri-inside-of-you -// stderr-per-bitwidth -#![allow(const_err)] - -use std::sync::atomic::AtomicUsize; -use std::sync::atomic::Ordering; - -// These only fail during validation (they do not use but just create a reference to a static), -// so they cause an immediate error when *defining* the const. - -const REF_INTERIOR_MUT: &usize = { //~ ERROR undefined behavior to use this value -//~| encountered a reference pointing to a static variable - static FOO: AtomicUsize = AtomicUsize::new(0); - unsafe { &*(&FOO as *const _ as *const usize) } -}; - -// ok some day perhaps -const READ_IMMUT: &usize = { //~ ERROR it is undefined behavior to use this value -//~| encountered a reference pointing to a static variable - static FOO: usize = 0; - &FOO -}; - -fn main() {} diff --git a/src/test/ui/consts/miri_unleashed/const_refers_to_static_cross_crate.32bit.stderr b/src/test/ui/consts/miri_unleashed/const_refers_to_static_cross_crate.32bit.stderr index 3a22b0689..6df2fe3d0 100644 --- a/src/test/ui/consts/miri_unleashed/const_refers_to_static_cross_crate.32bit.stderr +++ b/src/test/ui/consts/miri_unleashed/const_refers_to_static_cross_crate.32bit.stderr @@ -1,5 +1,5 @@ error[E0080]: it is undefined behavior to use this value - --> $DIR/const_refers_to_static_cross_crate.rs:12:1 + --> $DIR/const_refers_to_static_cross_crate.rs:10:1 | LL | const SLICE_MUT: &[u8; 1] = { | ^^^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered a reference pointing to a static variable in a constant @@ -10,13 +10,13 @@ LL | const SLICE_MUT: &[u8; 1] = { } error: could not evaluate constant pattern - --> $DIR/const_refers_to_static_cross_crate.rs:40:9 + --> $DIR/const_refers_to_static_cross_crate.rs:34:9 | LL | SLICE_MUT => true, | ^^^^^^^^^ error[E0080]: it is undefined behavior to use this value - --> $DIR/const_refers_to_static_cross_crate.rs:17:1 + --> $DIR/const_refers_to_static_cross_crate.rs:15:1 | LL | const U8_MUT: &u8 = { | ^^^^^^^^^^^^^^^^^ constructing invalid value: encountered a reference pointing to a static variable in a constant @@ -27,75 +27,55 @@ LL | const U8_MUT: &u8 = { } error: could not evaluate constant pattern - --> $DIR/const_refers_to_static_cross_crate.rs:49:9 + --> $DIR/const_refers_to_static_cross_crate.rs:43:9 | LL | U8_MUT => true, | ^^^^^^ -warning: any use of this value will cause an error - --> $DIR/const_refers_to_static_cross_crate.rs:25:15 +error[E0080]: evaluation of constant value failed + --> $DIR/const_refers_to_static_cross_crate.rs:22:15 | -LL | const U8_MUT2: &u8 = { - | ------------------ LL | unsafe { &(*static_cross_crate::ZERO_REF)[0] } | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constant accesses static - | -note: the lint level is defined here - --> $DIR/const_refers_to_static_cross_crate.rs:23:8 - | -LL | #[warn(const_err)] - | ^^^^^^^^^ - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> error: could not evaluate constant pattern - --> $DIR/const_refers_to_static_cross_crate.rs:60:9 + --> $DIR/const_refers_to_static_cross_crate.rs:54:9 | LL | U8_MUT2 => true, | ^^^^^^^ -warning: any use of this value will cause an error - --> $DIR/const_refers_to_static_cross_crate.rs:32:20 +error[E0080]: evaluation of constant value failed + --> $DIR/const_refers_to_static_cross_crate.rs:27:20 | -LL | const U8_MUT3: &u8 = { - | ------------------ LL | unsafe { match static_cross_crate::OPT_ZERO { Some(ref u) => u, None => panic!() } } | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constant accesses static - | -note: the lint level is defined here - --> $DIR/const_refers_to_static_cross_crate.rs:30:8 - | -LL | #[warn(const_err)] - | ^^^^^^^^^ - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> error: could not evaluate constant pattern - --> $DIR/const_refers_to_static_cross_crate.rs:68:9 + --> $DIR/const_refers_to_static_cross_crate.rs:62:9 | LL | U8_MUT3 => true, | ^^^^^^^ error: could not evaluate constant pattern - --> $DIR/const_refers_to_static_cross_crate.rs:40:9 + --> $DIR/const_refers_to_static_cross_crate.rs:34:9 | LL | SLICE_MUT => true, | ^^^^^^^^^ error: could not evaluate constant pattern - --> $DIR/const_refers_to_static_cross_crate.rs:49:9 + --> $DIR/const_refers_to_static_cross_crate.rs:43:9 | LL | U8_MUT => true, | ^^^^^^ error: could not evaluate constant pattern - --> $DIR/const_refers_to_static_cross_crate.rs:60:9 + --> $DIR/const_refers_to_static_cross_crate.rs:54:9 | LL | U8_MUT2 => true, | ^^^^^^^ error: could not evaluate constant pattern - --> $DIR/const_refers_to_static_cross_crate.rs:68:9 + --> $DIR/const_refers_to_static_cross_crate.rs:62:9 | LL | U8_MUT3 => true, | ^^^^^^^ @@ -103,90 +83,56 @@ LL | U8_MUT3 => true, warning: skipping const checks | help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:14:15 + --> $DIR/const_refers_to_static_cross_crate.rs:12:15 | LL | unsafe { &static_cross_crate::ZERO } | ^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:14:15 + --> $DIR/const_refers_to_static_cross_crate.rs:12:15 | LL | unsafe { &static_cross_crate::ZERO } | ^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:19:15 + --> $DIR/const_refers_to_static_cross_crate.rs:17:15 | LL | unsafe { &static_cross_crate::ZERO[0] } | ^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:19:15 + --> $DIR/const_refers_to_static_cross_crate.rs:17:15 | LL | unsafe { &static_cross_crate::ZERO[0] } | ^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:19:15 + --> $DIR/const_refers_to_static_cross_crate.rs:17:15 | LL | unsafe { &static_cross_crate::ZERO[0] } | ^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:25:17 + --> $DIR/const_refers_to_static_cross_crate.rs:22:17 | LL | unsafe { &(*static_cross_crate::ZERO_REF)[0] } | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:32:20 + --> $DIR/const_refers_to_static_cross_crate.rs:27:20 | LL | unsafe { match static_cross_crate::OPT_ZERO { Some(ref u) => u, None => panic!() } } | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:32:20 + --> $DIR/const_refers_to_static_cross_crate.rs:27:20 | LL | unsafe { match static_cross_crate::OPT_ZERO { Some(ref u) => u, None => panic!() } } | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:32:20 + --> $DIR/const_refers_to_static_cross_crate.rs:27:20 | LL | unsafe { match static_cross_crate::OPT_ZERO { Some(ref u) => u, None => panic!() } } | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:32:20 + --> $DIR/const_refers_to_static_cross_crate.rs:27:20 | LL | unsafe { match static_cross_crate::OPT_ZERO { Some(ref u) => u, None => panic!() } } | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ -error: aborting due to 10 previous errors; 3 warnings emitted +error: aborting due to 12 previous errors; 1 warning emitted For more information about this error, try `rustc --explain E0080`. -Future incompatibility report: Future breakage diagnostic: -warning: any use of this value will cause an error - --> $DIR/const_refers_to_static_cross_crate.rs:25:15 - | -LL | const U8_MUT2: &u8 = { - | ------------------ -LL | unsafe { &(*static_cross_crate::ZERO_REF)[0] } - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constant accesses static - | -note: the lint level is defined here - --> $DIR/const_refers_to_static_cross_crate.rs:23:8 - | -LL | #[warn(const_err)] - | ^^^^^^^^^ - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> - -Future breakage diagnostic: -warning: any use of this value will cause an error - --> $DIR/const_refers_to_static_cross_crate.rs:32:20 - | -LL | const U8_MUT3: &u8 = { - | ------------------ -LL | unsafe { match static_cross_crate::OPT_ZERO { Some(ref u) => u, None => panic!() } } - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constant accesses static - | -note: the lint level is defined here - --> $DIR/const_refers_to_static_cross_crate.rs:30:8 - | -LL | #[warn(const_err)] - | ^^^^^^^^^ - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> - diff --git a/src/test/ui/consts/miri_unleashed/const_refers_to_static_cross_crate.64bit.stderr b/src/test/ui/consts/miri_unleashed/const_refers_to_static_cross_crate.64bit.stderr index 39c874d64..8802f3ada 100644 --- a/src/test/ui/consts/miri_unleashed/const_refers_to_static_cross_crate.64bit.stderr +++ b/src/test/ui/consts/miri_unleashed/const_refers_to_static_cross_crate.64bit.stderr @@ -1,5 +1,5 @@ error[E0080]: it is undefined behavior to use this value - --> $DIR/const_refers_to_static_cross_crate.rs:12:1 + --> $DIR/const_refers_to_static_cross_crate.rs:10:1 | LL | const SLICE_MUT: &[u8; 1] = { | ^^^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered a reference pointing to a static variable in a constant @@ -10,13 +10,13 @@ LL | const SLICE_MUT: &[u8; 1] = { } error: could not evaluate constant pattern - --> $DIR/const_refers_to_static_cross_crate.rs:40:9 + --> $DIR/const_refers_to_static_cross_crate.rs:34:9 | LL | SLICE_MUT => true, | ^^^^^^^^^ error[E0080]: it is undefined behavior to use this value - --> $DIR/const_refers_to_static_cross_crate.rs:17:1 + --> $DIR/const_refers_to_static_cross_crate.rs:15:1 | LL | const U8_MUT: &u8 = { | ^^^^^^^^^^^^^^^^^ constructing invalid value: encountered a reference pointing to a static variable in a constant @@ -27,75 +27,55 @@ LL | const U8_MUT: &u8 = { } error: could not evaluate constant pattern - --> $DIR/const_refers_to_static_cross_crate.rs:49:9 + --> $DIR/const_refers_to_static_cross_crate.rs:43:9 | LL | U8_MUT => true, | ^^^^^^ -warning: any use of this value will cause an error - --> $DIR/const_refers_to_static_cross_crate.rs:25:15 +error[E0080]: evaluation of constant value failed + --> $DIR/const_refers_to_static_cross_crate.rs:22:15 | -LL | const U8_MUT2: &u8 = { - | ------------------ LL | unsafe { &(*static_cross_crate::ZERO_REF)[0] } | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constant accesses static - | -note: the lint level is defined here - --> $DIR/const_refers_to_static_cross_crate.rs:23:8 - | -LL | #[warn(const_err)] - | ^^^^^^^^^ - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> error: could not evaluate constant pattern - --> $DIR/const_refers_to_static_cross_crate.rs:60:9 + --> $DIR/const_refers_to_static_cross_crate.rs:54:9 | LL | U8_MUT2 => true, | ^^^^^^^ -warning: any use of this value will cause an error - --> $DIR/const_refers_to_static_cross_crate.rs:32:20 +error[E0080]: evaluation of constant value failed + --> $DIR/const_refers_to_static_cross_crate.rs:27:20 | -LL | const U8_MUT3: &u8 = { - | ------------------ LL | unsafe { match static_cross_crate::OPT_ZERO { Some(ref u) => u, None => panic!() } } | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constant accesses static - | -note: the lint level is defined here - --> $DIR/const_refers_to_static_cross_crate.rs:30:8 - | -LL | #[warn(const_err)] - | ^^^^^^^^^ - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> error: could not evaluate constant pattern - --> $DIR/const_refers_to_static_cross_crate.rs:68:9 + --> $DIR/const_refers_to_static_cross_crate.rs:62:9 | LL | U8_MUT3 => true, | ^^^^^^^ error: could not evaluate constant pattern - --> $DIR/const_refers_to_static_cross_crate.rs:40:9 + --> $DIR/const_refers_to_static_cross_crate.rs:34:9 | LL | SLICE_MUT => true, | ^^^^^^^^^ error: could not evaluate constant pattern - --> $DIR/const_refers_to_static_cross_crate.rs:49:9 + --> $DIR/const_refers_to_static_cross_crate.rs:43:9 | LL | U8_MUT => true, | ^^^^^^ error: could not evaluate constant pattern - --> $DIR/const_refers_to_static_cross_crate.rs:60:9 + --> $DIR/const_refers_to_static_cross_crate.rs:54:9 | LL | U8_MUT2 => true, | ^^^^^^^ error: could not evaluate constant pattern - --> $DIR/const_refers_to_static_cross_crate.rs:68:9 + --> $DIR/const_refers_to_static_cross_crate.rs:62:9 | LL | U8_MUT3 => true, | ^^^^^^^ @@ -103,90 +83,56 @@ LL | U8_MUT3 => true, warning: skipping const checks | help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:14:15 + --> $DIR/const_refers_to_static_cross_crate.rs:12:15 | LL | unsafe { &static_cross_crate::ZERO } | ^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:14:15 + --> $DIR/const_refers_to_static_cross_crate.rs:12:15 | LL | unsafe { &static_cross_crate::ZERO } | ^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:19:15 + --> $DIR/const_refers_to_static_cross_crate.rs:17:15 | LL | unsafe { &static_cross_crate::ZERO[0] } | ^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:19:15 + --> $DIR/const_refers_to_static_cross_crate.rs:17:15 | LL | unsafe { &static_cross_crate::ZERO[0] } | ^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:19:15 + --> $DIR/const_refers_to_static_cross_crate.rs:17:15 | LL | unsafe { &static_cross_crate::ZERO[0] } | ^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:25:17 + --> $DIR/const_refers_to_static_cross_crate.rs:22:17 | LL | unsafe { &(*static_cross_crate::ZERO_REF)[0] } | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:32:20 + --> $DIR/const_refers_to_static_cross_crate.rs:27:20 | LL | unsafe { match static_cross_crate::OPT_ZERO { Some(ref u) => u, None => panic!() } } | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:32:20 + --> $DIR/const_refers_to_static_cross_crate.rs:27:20 | LL | unsafe { match static_cross_crate::OPT_ZERO { Some(ref u) => u, None => panic!() } } | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:32:20 + --> $DIR/const_refers_to_static_cross_crate.rs:27:20 | LL | unsafe { match static_cross_crate::OPT_ZERO { Some(ref u) => u, None => panic!() } } | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/const_refers_to_static_cross_crate.rs:32:20 + --> $DIR/const_refers_to_static_cross_crate.rs:27:20 | LL | unsafe { match static_cross_crate::OPT_ZERO { Some(ref u) => u, None => panic!() } } | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ -error: aborting due to 10 previous errors; 3 warnings emitted +error: aborting due to 12 previous errors; 1 warning emitted For more information about this error, try `rustc --explain E0080`. -Future incompatibility report: Future breakage diagnostic: -warning: any use of this value will cause an error - --> $DIR/const_refers_to_static_cross_crate.rs:25:15 - | -LL | const U8_MUT2: &u8 = { - | ------------------ -LL | unsafe { &(*static_cross_crate::ZERO_REF)[0] } - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constant accesses static - | -note: the lint level is defined here - --> $DIR/const_refers_to_static_cross_crate.rs:23:8 - | -LL | #[warn(const_err)] - | ^^^^^^^^^ - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> - -Future breakage diagnostic: -warning: any use of this value will cause an error - --> $DIR/const_refers_to_static_cross_crate.rs:32:20 - | -LL | const U8_MUT3: &u8 = { - | ------------------ -LL | unsafe { match static_cross_crate::OPT_ZERO { Some(ref u) => u, None => panic!() } } - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constant accesses static - | -note: the lint level is defined here - --> $DIR/const_refers_to_static_cross_crate.rs:30:8 - | -LL | #[warn(const_err)] - | ^^^^^^^^^ - = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! - = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> - diff --git a/src/test/ui/consts/miri_unleashed/const_refers_to_static_cross_crate.rs b/src/test/ui/consts/miri_unleashed/const_refers_to_static_cross_crate.rs index 4638d73fc..bf4f14f4d 100644 --- a/src/test/ui/consts/miri_unleashed/const_refers_to_static_cross_crate.rs +++ b/src/test/ui/consts/miri_unleashed/const_refers_to_static_cross_crate.rs @@ -1,9 +1,7 @@ // compile-flags: -Zunleash-the-miri-inside-of-you // aux-build:static_cross_crate.rs // stderr-per-bitwidth -#![allow(const_err)] - -#![feature(exclusive_range_pattern, half_open_range_patterns)] +#![feature(exclusive_range_pattern, half_open_range_patterns_in_slices)] extern crate static_cross_crate; @@ -19,20 +17,16 @@ const U8_MUT: &u8 = { //~ ERROR undefined behavior to use this value unsafe { &static_cross_crate::ZERO[0] } }; -// Also test indirection that reads from other static. This causes a const_err. -#[warn(const_err)] +// Also test indirection that reads from other static. const U8_MUT2: &u8 = { unsafe { &(*static_cross_crate::ZERO_REF)[0] } - //~^ WARN [const_err] + //~^ ERROR evaluation of constant value failed //~| constant accesses static - //~| WARN this was previously accepted by the compiler but is being phased out }; -#[warn(const_err)] const U8_MUT3: &u8 = { unsafe { match static_cross_crate::OPT_ZERO { Some(ref u) => u, None => panic!() } } - //~^ WARN [const_err] + //~^ ERROR evaluation of constant value failed //~| constant accesses static - //~| WARN this was previously accepted by the compiler but is being phased out }; pub fn test(x: &[u8; 1]) -> bool { diff --git a/src/test/ui/consts/miri_unleashed/drop.rs b/src/test/ui/consts/miri_unleashed/drop.rs index 4afa954d9..3942e7ef7 100644 --- a/src/test/ui/consts/miri_unleashed/drop.rs +++ b/src/test/ui/consts/miri_unleashed/drop.rs @@ -1,6 +1,5 @@ // compile-flags: -Zunleash-the-miri-inside-of-you // error-pattern: calling non-const function `<Vec<i32> as Drop>::drop` -#![allow(const_err)] use std::mem::ManuallyDrop; diff --git a/src/test/ui/consts/miri_unleashed/drop.stderr b/src/test/ui/consts/miri_unleashed/drop.stderr index 36db6b786..a3a502723 100644 --- a/src/test/ui/consts/miri_unleashed/drop.stderr +++ b/src/test/ui/consts/miri_unleashed/drop.stderr @@ -7,15 +7,15 @@ LL | pub unsafe fn drop_in_place<T: ?Sized>(to_drop: *mut T) { | calling non-const function `<Vec<i32> as Drop>::drop` | inside `std::ptr::drop_in_place::<Vec<i32>> - shim(Some(Vec<i32>))` at $SRC_DIR/core/src/ptr/mod.rs:LL:COL | - ::: $DIR/drop.rs:18:1 + ::: $DIR/drop.rs:17:1 | LL | }; - | - inside `TEST_BAD` at $DIR/drop.rs:18:1 + | - inside `TEST_BAD` at $DIR/drop.rs:17:1 warning: skipping const checks | help: skipping check that does not even have a feature gate - --> $DIR/drop.rs:17:9 + --> $DIR/drop.rs:16:9 | LL | let _v: Vec<i32> = Vec::new(); | ^^ diff --git a/src/test/ui/consts/miri_unleashed/feature-gate-unleash_the_miri_inside_of_you.rs b/src/test/ui/consts/miri_unleashed/feature-gate-unleash_the_miri_inside_of_you.rs index 8b17f6885..c24d3338e 100644 --- a/src/test/ui/consts/miri_unleashed/feature-gate-unleash_the_miri_inside_of_you.rs +++ b/src/test/ui/consts/miri_unleashed/feature-gate-unleash_the_miri_inside_of_you.rs @@ -1,5 +1,3 @@ -#![allow(const_err)] - // a test demonstrating why we do need to run static const qualification on associated constants // instead of just checking the final constant @@ -8,7 +6,7 @@ trait Foo<T> { } trait Bar<T, U: Foo<T>> { - const F: u32 = (U::X, 42).1; //~ ERROR destructors cannot be evaluated at compile-time + const F: u32 = (U::X, 42).1; //~ ERROR destructor of } impl Foo<u32> for () { diff --git a/src/test/ui/consts/miri_unleashed/feature-gate-unleash_the_miri_inside_of_you.stderr b/src/test/ui/consts/miri_unleashed/feature-gate-unleash_the_miri_inside_of_you.stderr index 0b6cb2fab..45ed88b1b 100644 --- a/src/test/ui/consts/miri_unleashed/feature-gate-unleash_the_miri_inside_of_you.stderr +++ b/src/test/ui/consts/miri_unleashed/feature-gate-unleash_the_miri_inside_of_you.stderr @@ -1,10 +1,10 @@ -error[E0493]: destructors cannot be evaluated at compile-time - --> $DIR/feature-gate-unleash_the_miri_inside_of_you.rs:11:20 +error[E0493]: destructor of `(T, u32)` cannot be evaluated at compile-time + --> $DIR/feature-gate-unleash_the_miri_inside_of_you.rs:9:20 | LL | const F: u32 = (U::X, 42).1; | ^^^^^^^^^^ - value is dropped here | | - | constants cannot evaluate destructors + | the destructor for this type cannot be evaluated in constants error: aborting due to previous error diff --git a/src/test/ui/consts/miri_unleashed/inline_asm.rs b/src/test/ui/consts/miri_unleashed/inline_asm.rs index 697117033..6fd52ceb2 100644 --- a/src/test/ui/consts/miri_unleashed/inline_asm.rs +++ b/src/test/ui/consts/miri_unleashed/inline_asm.rs @@ -1,6 +1,5 @@ // compile-flags: -Zunleash-the-miri-inside-of-you // only-x86_64 -#![allow(const_err)] use std::arch::asm; diff --git a/src/test/ui/consts/miri_unleashed/inline_asm.stderr b/src/test/ui/consts/miri_unleashed/inline_asm.stderr index 595b859cb..6317cd882 100644 --- a/src/test/ui/consts/miri_unleashed/inline_asm.stderr +++ b/src/test/ui/consts/miri_unleashed/inline_asm.stderr @@ -1,5 +1,5 @@ error[E0080]: could not evaluate static initializer - --> $DIR/inline_asm.rs:11:14 + --> $DIR/inline_asm.rs:10:14 | LL | unsafe { asm!("nop"); } | ^^^^^^^^^^^ inline assembly is not supported @@ -7,7 +7,7 @@ LL | unsafe { asm!("nop"); } warning: skipping const checks | help: skipping check that does not even have a feature gate - --> $DIR/inline_asm.rs:11:14 + --> $DIR/inline_asm.rs:10:14 | LL | unsafe { asm!("nop"); } | ^^^^^^^^^^^ diff --git a/src/test/ui/consts/miri_unleashed/mutable_references.rs b/src/test/ui/consts/miri_unleashed/mutable_references.rs index ca927ef4a..4e9964647 100644 --- a/src/test/ui/consts/miri_unleashed/mutable_references.rs +++ b/src/test/ui/consts/miri_unleashed/mutable_references.rs @@ -1,5 +1,4 @@ // compile-flags: -Zunleash-the-miri-inside-of-you -#![allow(const_err)] use std::cell::UnsafeCell; diff --git a/src/test/ui/consts/miri_unleashed/mutable_references.stderr b/src/test/ui/consts/miri_unleashed/mutable_references.stderr index c6180c1e0..3ed96701a 100644 --- a/src/test/ui/consts/miri_unleashed/mutable_references.stderr +++ b/src/test/ui/consts/miri_unleashed/mutable_references.stderr @@ -1,5 +1,5 @@ error[E0594]: cannot assign to `*OH_YES`, as `OH_YES` is an immutable static item - --> $DIR/mutable_references.rs:36:5 + --> $DIR/mutable_references.rs:35:5 | LL | *OH_YES = 99; | ^^^^^^^^^^^^ cannot assign @@ -7,27 +7,27 @@ LL | *OH_YES = 99; warning: skipping const checks | help: skipping check that does not even have a feature gate - --> $DIR/mutable_references.rs:9:26 + --> $DIR/mutable_references.rs:8:26 | LL | static FOO: &&mut u32 = &&mut 42; | ^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/mutable_references.rs:13:23 + --> $DIR/mutable_references.rs:12:23 | LL | static BAR: &mut () = &mut (); | ^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/mutable_references.rs:18:28 + --> $DIR/mutable_references.rs:17:28 | LL | static BOO: &mut Foo<()> = &mut Foo(()); | ^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/mutable_references.rs:26:8 + --> $DIR/mutable_references.rs:25:8 | LL | x: &UnsafeCell::new(42), | ^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/mutable_references.rs:30:27 + --> $DIR/mutable_references.rs:29:27 | LL | static OH_YES: &mut i32 = &mut 42; | ^^^^^^^ diff --git a/src/test/ui/consts/miri_unleashed/mutable_references_err.32bit.stderr b/src/test/ui/consts/miri_unleashed/mutable_references_err.32bit.stderr index 7ea35f70d..0ea179240 100644 --- a/src/test/ui/consts/miri_unleashed/mutable_references_err.32bit.stderr +++ b/src/test/ui/consts/miri_unleashed/mutable_references_err.32bit.stderr @@ -1,5 +1,5 @@ error[E0080]: it is undefined behavior to use this value - --> $DIR/mutable_references_err.rs:17:1 + --> $DIR/mutable_references_err.rs:15:1 | LL | const MUH: Meh = Meh { | ^^^^^^^^^^^^^^ constructing invalid value at .x.<deref>: encountered `UnsafeCell` in a `const` @@ -10,7 +10,7 @@ LL | const MUH: Meh = Meh { } error[E0080]: it is undefined behavior to use this value - --> $DIR/mutable_references_err.rs:27:1 + --> $DIR/mutable_references_err.rs:25:1 | LL | const SNEAKY: &dyn Sync = &Synced { x: UnsafeCell::new(42) }; | ^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value at .<deref>.<dyn-downcast>.x: encountered `UnsafeCell` in a `const` @@ -21,7 +21,7 @@ LL | const SNEAKY: &dyn Sync = &Synced { x: UnsafeCell::new(42) }; } error[E0080]: it is undefined behavior to use this value - --> $DIR/mutable_references_err.rs:31:1 + --> $DIR/mutable_references_err.rs:29:1 | LL | const BLUNT: &mut i32 = &mut 42; | ^^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered mutable reference in a `const` @@ -34,17 +34,17 @@ LL | const BLUNT: &mut i32 = &mut 42; warning: skipping const checks | help: skipping check that does not even have a feature gate - --> $DIR/mutable_references_err.rs:18:8 + --> $DIR/mutable_references_err.rs:16:8 | LL | x: &UnsafeCell::new(42), | ^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/mutable_references_err.rs:27:27 + --> $DIR/mutable_references_err.rs:25:27 | LL | const SNEAKY: &dyn Sync = &Synced { x: UnsafeCell::new(42) }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/mutable_references_err.rs:31:25 + --> $DIR/mutable_references_err.rs:29:25 | LL | const BLUNT: &mut i32 = &mut 42; | ^^^^^^^ diff --git a/src/test/ui/consts/miri_unleashed/mutable_references_err.64bit.stderr b/src/test/ui/consts/miri_unleashed/mutable_references_err.64bit.stderr index 5ad398930..67959d256 100644 --- a/src/test/ui/consts/miri_unleashed/mutable_references_err.64bit.stderr +++ b/src/test/ui/consts/miri_unleashed/mutable_references_err.64bit.stderr @@ -1,5 +1,5 @@ error[E0080]: it is undefined behavior to use this value - --> $DIR/mutable_references_err.rs:17:1 + --> $DIR/mutable_references_err.rs:15:1 | LL | const MUH: Meh = Meh { | ^^^^^^^^^^^^^^ constructing invalid value at .x.<deref>: encountered `UnsafeCell` in a `const` @@ -10,7 +10,7 @@ LL | const MUH: Meh = Meh { } error[E0080]: it is undefined behavior to use this value - --> $DIR/mutable_references_err.rs:27:1 + --> $DIR/mutable_references_err.rs:25:1 | LL | const SNEAKY: &dyn Sync = &Synced { x: UnsafeCell::new(42) }; | ^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value at .<deref>.<dyn-downcast>.x: encountered `UnsafeCell` in a `const` @@ -21,7 +21,7 @@ LL | const SNEAKY: &dyn Sync = &Synced { x: UnsafeCell::new(42) }; } error[E0080]: it is undefined behavior to use this value - --> $DIR/mutable_references_err.rs:31:1 + --> $DIR/mutable_references_err.rs:29:1 | LL | const BLUNT: &mut i32 = &mut 42; | ^^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered mutable reference in a `const` @@ -34,17 +34,17 @@ LL | const BLUNT: &mut i32 = &mut 42; warning: skipping const checks | help: skipping check that does not even have a feature gate - --> $DIR/mutable_references_err.rs:18:8 + --> $DIR/mutable_references_err.rs:16:8 | LL | x: &UnsafeCell::new(42), | ^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/mutable_references_err.rs:27:27 + --> $DIR/mutable_references_err.rs:25:27 | LL | const SNEAKY: &dyn Sync = &Synced { x: UnsafeCell::new(42) }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: skipping check that does not even have a feature gate - --> $DIR/mutable_references_err.rs:31:25 + --> $DIR/mutable_references_err.rs:29:25 | LL | const BLUNT: &mut i32 = &mut 42; | ^^^^^^^ diff --git a/src/test/ui/consts/miri_unleashed/mutable_references_err.rs b/src/test/ui/consts/miri_unleashed/mutable_references_err.rs index 722b9cf94..6399b122b 100644 --- a/src/test/ui/consts/miri_unleashed/mutable_references_err.rs +++ b/src/test/ui/consts/miri_unleashed/mutable_references_err.rs @@ -1,8 +1,6 @@ // stderr-per-bitwidth // compile-flags: -Zunleash-the-miri-inside-of-you -#![allow(const_err)] - use std::cell::UnsafeCell; // this test ensures that our mutability story is sound diff --git a/src/test/ui/consts/miri_unleashed/mutating_global.rs b/src/test/ui/consts/miri_unleashed/mutating_global.rs index 902fe0aa1..231f4af0a 100644 --- a/src/test/ui/consts/miri_unleashed/mutating_global.rs +++ b/src/test/ui/consts/miri_unleashed/mutating_global.rs @@ -1,5 +1,4 @@ // compile-flags: -Zunleash-the-miri-inside-of-you -#![allow(const_err)] // Make sure we cannot mutate globals. diff --git a/src/test/ui/consts/miri_unleashed/mutating_global.stderr b/src/test/ui/consts/miri_unleashed/mutating_global.stderr index ba9dd5619..c8770c8d7 100644 --- a/src/test/ui/consts/miri_unleashed/mutating_global.stderr +++ b/src/test/ui/consts/miri_unleashed/mutating_global.stderr @@ -1,5 +1,5 @@ error[E0080]: could not evaluate static initializer - --> $DIR/mutating_global.rs:10:9 + --> $DIR/mutating_global.rs:9:9 | LL | GLOBAL = 99 | ^^^^^^^^^^^ modifying a static's initial value from another static's initializer diff --git a/src/test/ui/consts/miri_unleashed/non_const_fn.rs b/src/test/ui/consts/miri_unleashed/non_const_fn.rs index 70da94df7..44ab60dca 100644 --- a/src/test/ui/consts/miri_unleashed/non_const_fn.rs +++ b/src/test/ui/consts/miri_unleashed/non_const_fn.rs @@ -1,7 +1,5 @@ // compile-flags: -Zunleash-the-miri-inside-of-you -#![allow(const_err)] - // A test demonstrating that we prevent calling non-const fn during CTFE. fn foo() {} diff --git a/src/test/ui/consts/miri_unleashed/non_const_fn.stderr b/src/test/ui/consts/miri_unleashed/non_const_fn.stderr index 3e9658ad8..57836f796 100644 --- a/src/test/ui/consts/miri_unleashed/non_const_fn.stderr +++ b/src/test/ui/consts/miri_unleashed/non_const_fn.stderr @@ -1,5 +1,5 @@ error[E0080]: could not evaluate static initializer - --> $DIR/non_const_fn.rs:9:16 + --> $DIR/non_const_fn.rs:7:16 | LL | static C: () = foo(); | ^^^^^ calling non-const function `foo` @@ -7,7 +7,7 @@ LL | static C: () = foo(); warning: skipping const checks | help: skipping check that does not even have a feature gate - --> $DIR/non_const_fn.rs:9:16 + --> $DIR/non_const_fn.rs:7:16 | LL | static C: () = foo(); | ^^^^^ diff --git a/src/test/ui/consts/miri_unleashed/ptr_arith.rs b/src/test/ui/consts/miri_unleashed/ptr_arith.rs index 6a19b2945..4d12960b8 100644 --- a/src/test/ui/consts/miri_unleashed/ptr_arith.rs +++ b/src/test/ui/consts/miri_unleashed/ptr_arith.rs @@ -1,6 +1,5 @@ // compile-flags: -Zunleash-the-miri-inside-of-you #![feature(core_intrinsics)] -#![allow(const_err)] // During CTFE, we prevent pointer-to-int casts. // Pointer comparisons are prevented in the trait system. diff --git a/src/test/ui/consts/miri_unleashed/ptr_arith.stderr b/src/test/ui/consts/miri_unleashed/ptr_arith.stderr index e0c4fa175..30fd3a55e 100644 --- a/src/test/ui/consts/miri_unleashed/ptr_arith.stderr +++ b/src/test/ui/consts/miri_unleashed/ptr_arith.stderr @@ -1,11 +1,11 @@ error[E0080]: could not evaluate static initializer - --> $DIR/ptr_arith.rs:9:13 + --> $DIR/ptr_arith.rs:8:13 | LL | let x = &0 as *const _ as usize; | ^^^^^^^^^^^^^^^^^^^^^^^ exposing pointers is not possible at compile-time error[E0080]: could not evaluate static initializer - --> $DIR/ptr_arith.rs:17:14 + --> $DIR/ptr_arith.rs:16:14 | LL | let _v = x + 0; | ^ unable to turn pointer into raw bytes @@ -16,7 +16,7 @@ LL | let _v = x + 0; warning: skipping const checks | help: skipping check that does not even have a feature gate - --> $DIR/ptr_arith.rs:9:13 + --> $DIR/ptr_arith.rs:8:13 | LL | let x = &0 as *const _ as usize; | ^^^^^^^^^^^^^^^^^^^^^^^ diff --git a/src/test/ui/consts/miri_unleashed/raw_mutable_const.rs b/src/test/ui/consts/miri_unleashed/raw_mutable_const.rs index cabd754e0..5f8ec4e6e 100644 --- a/src/test/ui/consts/miri_unleashed/raw_mutable_const.rs +++ b/src/test/ui/consts/miri_unleashed/raw_mutable_const.rs @@ -1,7 +1,5 @@ // compile-flags: -Zunleash-the-miri-inside-of-you -#![allow(const_err)] - use std::cell::UnsafeCell; const MUTABLE_BEHIND_RAW: *mut i32 = &UnsafeCell::new(42) as *const _ as *mut _; diff --git a/src/test/ui/consts/miri_unleashed/raw_mutable_const.stderr b/src/test/ui/consts/miri_unleashed/raw_mutable_const.stderr index e145f6dd2..f8dc11d69 100644 --- a/src/test/ui/consts/miri_unleashed/raw_mutable_const.stderr +++ b/src/test/ui/consts/miri_unleashed/raw_mutable_const.stderr @@ -1,5 +1,5 @@ error: untyped pointers are not allowed in constant - --> $DIR/raw_mutable_const.rs:7:1 + --> $DIR/raw_mutable_const.rs:5:1 | LL | const MUTABLE_BEHIND_RAW: *mut i32 = &UnsafeCell::new(42) as *const _ as *mut _; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -7,7 +7,7 @@ LL | const MUTABLE_BEHIND_RAW: *mut i32 = &UnsafeCell::new(42) as *const _ as *m warning: skipping const checks | help: skipping check that does not even have a feature gate - --> $DIR/raw_mutable_const.rs:7:38 + --> $DIR/raw_mutable_const.rs:5:38 | LL | const MUTABLE_BEHIND_RAW: *mut i32 = &UnsafeCell::new(42) as *const _ as *mut _; | ^^^^^^^^^^^^^^^^^^^^ diff --git a/src/test/ui/consts/miri_unleashed/tls.rs b/src/test/ui/consts/miri_unleashed/tls.rs index 7d4f8962a..d06d7cf19 100644 --- a/src/test/ui/consts/miri_unleashed/tls.rs +++ b/src/test/ui/consts/miri_unleashed/tls.rs @@ -1,6 +1,5 @@ // compile-flags: -Zunleash-the-miri-inside-of-you #![feature(thread_local)] -#![allow(const_err)] use std::thread; diff --git a/src/test/ui/consts/miri_unleashed/tls.stderr b/src/test/ui/consts/miri_unleashed/tls.stderr index a49e50a3e..436c51123 100644 --- a/src/test/ui/consts/miri_unleashed/tls.stderr +++ b/src/test/ui/consts/miri_unleashed/tls.stderr @@ -1,11 +1,11 @@ error[E0080]: could not evaluate static initializer - --> $DIR/tls.rs:12:25 + --> $DIR/tls.rs:11:25 | LL | unsafe { let _val = A; } | ^ cannot access thread local static (DefId(0:6 ~ tls[78b0]::A)) error[E0080]: could not evaluate static initializer - --> $DIR/tls.rs:19:26 + --> $DIR/tls.rs:18:26 | LL | unsafe { let _val = &A; } | ^ cannot access thread local static (DefId(0:6 ~ tls[78b0]::A)) @@ -13,12 +13,12 @@ LL | unsafe { let _val = &A; } warning: skipping const checks | help: skipping check that does not even have a feature gate - --> $DIR/tls.rs:12:25 + --> $DIR/tls.rs:11:25 | LL | unsafe { let _val = A; } | ^ help: skipping check that does not even have a feature gate - --> $DIR/tls.rs:19:26 + --> $DIR/tls.rs:18:26 | LL | unsafe { let _val = &A; } | ^ |