error[E0493]: destructors cannot be evaluated at compile-time --> $DIR/min_const_fn.rs:37:25 | LL | const fn into_inner(self) -> T { self.0 } | ^^^^ - value is dropped here | | | constant functions cannot evaluate destructors error[E0723]: mutable references in const fn are unstable --> $DIR/min_const_fn.rs:39:36 | LL | const fn get_mut(&mut self) -> &mut T { &mut self.0 } | ^^^^^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0493]: destructors cannot be evaluated at compile-time --> $DIR/min_const_fn.rs:44:28 | LL | const fn into_inner_lt(self) -> T { self.0 } | ^^^^ - value is dropped here | | | constant functions cannot evaluate destructors error[E0723]: mutable references in const fn are unstable --> $DIR/min_const_fn.rs:46:42 | LL | const fn get_mut_lt(&'a mut self) -> &mut T { &mut self.0 } | ^^^^^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0493]: destructors cannot be evaluated at compile-time --> $DIR/min_const_fn.rs:51:27 | LL | const fn into_inner_s(self) -> T { self.0 } | ^^^^ - value is dropped here | | | constant functions cannot evaluate destructors error[E0723]: mutable references in const fn are unstable --> $DIR/min_const_fn.rs:53:38 | LL | const fn get_mut_s(&mut self) -> &mut T { &mut self.0 } | ^^^^^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: mutable references in const fn are unstable --> $DIR/min_const_fn.rs:58:39 | LL | const fn get_mut_sq(&mut self) -> &mut T { &mut self.0 } | ^^^^^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable --> $DIR/min_const_fn.rs:76:16 | LL | const fn foo11(t: T) -> T { t } | ^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable --> $DIR/min_const_fn.rs:78:18 | LL | const fn foo11_2(t: T) -> T { t } | ^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: only int, `bool` and `char` operations are stable in const fn --> $DIR/min_const_fn.rs:80:33 | LL | const fn foo19(f: f32) -> f32 { f * 2.0 } | ^^^^^^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: only int, `bool` and `char` operations are stable in const fn --> $DIR/min_const_fn.rs:82:35 | LL | const fn foo19_2(f: f32) -> f32 { 2.0 - f } | ^^^^^^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: only int and `bool` operations are stable in const fn --> $DIR/min_const_fn.rs:84:35 | LL | const fn foo19_3(f: f32) -> f32 { -f } | ^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: only int, `bool` and `char` operations are stable in const fn --> $DIR/min_const_fn.rs:86:43 | LL | const fn foo19_4(f: f32, g: f32) -> f32 { f / g } | ^^^^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: cannot access `static` items in const fn --> $DIR/min_const_fn.rs:90:27 | LL | const fn foo25() -> u32 { BAR } | ^^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: cannot access `static` items in const fn --> $DIR/min_const_fn.rs:91:37 | LL | const fn foo26() -> &'static u32 { &BAR } | ^^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: casting pointers to ints is unstable in const fn --> $DIR/min_const_fn.rs:92:42 | LL | const fn foo30(x: *const u32) -> usize { x as usize } | ^^^^^^^^^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: casting pointers to ints is unstable in const fn --> $DIR/min_const_fn.rs:94:63 | LL | const fn foo30_with_unsafe(x: *const u32) -> usize { unsafe { x as usize } } | ^^^^^^^^^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: casting pointers to ints is unstable in const fn --> $DIR/min_const_fn.rs:96:42 | LL | const fn foo30_2(x: *mut u32) -> usize { x as usize } | ^^^^^^^^^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: casting pointers to ints is unstable in const fn --> $DIR/min_const_fn.rs:98:63 | LL | const fn foo30_2_with_unsafe(x: *mut u32) -> usize { unsafe { x as usize } } | ^^^^^^^^^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: mutable references in const fn are unstable --> $DIR/min_const_fn.rs:101:14 | LL | const fn inc(x: &mut i32) { *x += 1 } | ^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable --> $DIR/min_const_fn.rs:110:6 | LL | impl Foo { | ^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable --> $DIR/min_const_fn.rs:115:6 | LL | impl Foo { | ^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable --> $DIR/min_const_fn.rs:120:6 | LL | impl Foo { | ^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable --> $DIR/min_const_fn.rs:126:34 | LL | const fn no_apit2(_x: AlanTuring) {} | ^^^^^^^^^^^^^^^^^^^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable --> $DIR/min_const_fn.rs:128:22 | LL | const fn no_apit(_x: impl std::fmt::Debug) {} | ^^^^^^^^^^^^^^^^^^^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable --> $DIR/min_const_fn.rs:129:23 | LL | const fn no_dyn_trait(_x: &dyn std::fmt::Debug) {} | ^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable --> $DIR/min_const_fn.rs:130:32 | LL | const fn no_dyn_trait_ret() -> &'static dyn std::fmt::Debug { &() } | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: trait bounds other than `Sized` on const fn parameters are unstable --> $DIR/min_const_fn.rs:135:41 | LL | const fn really_no_traits_i_mean_it() { (&() as &dyn std::fmt::Debug, ()).1 } | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: function pointers in const fn are unstable --> $DIR/min_const_fn.rs:138:21 | LL | const fn no_fn_ptrs(_x: fn()) {} | ^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error[E0723]: function pointers in const fn are unstable --> $DIR/min_const_fn.rs:140:27 | LL | const fn no_fn_ptrs2() -> fn() { fn foo() {} foo } | ^^^^ | = note: see issue #57563 for more information = help: add `#![feature(const_fn)]` to the crate attributes to enable error: aborting due to 30 previous errors Some errors have detailed explanations: E0493, E0723. For more information about an error, try `rustc --explain E0493`.