-error[E0723]: function pointers in const fn are unstable
+error[E0658]: function pointers cannot appear in constant functions
--> $DIR/const-extern-fn-min-const-fn.rs:4:41
|
LL | const unsafe extern "C" fn closure() -> fn() { || {} }
| ^^^^
|
= note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information
- = help: add `#![feature(const_fn)]` to the crate attributes to enable
+ = help: add `#![feature(const_fn_fn_ptr_basics)]` to the crate attributes to enable
-error[E0723]: only int, `bool` and `char` operations are stable in const fn
- --> $DIR/const-extern-fn-min-const-fn.rs:6:38
+error[E0658]: function pointer casts are not allowed in constant functions
+ --> $DIR/const-extern-fn-min-const-fn.rs:4:48
+ |
+LL | const unsafe extern "C" fn closure() -> fn() { || {} }
+ | ^^^^^
+ |
+ = note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information
+ = help: add `#![feature(const_fn_fn_ptr_basics)]` to the crate attributes to enable
+
+error[E0658]: floating point arithmetic is not allowed in constant functions
+ --> $DIR/const-extern-fn-min-const-fn.rs:7:38
|
LL | const unsafe extern fn use_float() { 1.0 + 1.0; }
| ^^^^^^^^^
|
- = note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information
- = help: add `#![feature(const_fn)]` to the crate attributes to enable
+ = note: see issue #57241 <https://github.com/rust-lang/rust/issues/57241> for more information
+ = help: add `#![feature(const_fn_floating_point_arithmetic)]` to the crate attributes to enable
-error[E0723]: casting pointers to ints is unstable in const fn
- --> $DIR/const-extern-fn-min-const-fn.rs:8:48
+error[E0658]: casting pointers to integers in constant functions is unstable
+ --> $DIR/const-extern-fn-min-const-fn.rs:9:48
|
LL | const extern "C" fn ptr_cast(val: *const u8) { val as usize; }
| ^^^^^^^^^^^^
|
- = note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information
- = help: add `#![feature(const_fn)]` to the crate attributes to enable
+ = note: see issue #51910 <https://github.com/rust-lang/rust/issues/51910> for more information
+ = help: add `#![feature(const_raw_ptr_to_usize_cast)]` to the crate attributes to enable
-error: aborting due to 3 previous errors
+error: aborting due to 4 previous errors
-For more information about this error, try `rustc --explain E0723`.
+For more information about this error, try `rustc --explain E0658`.