error: generic parameters may not be used in const operations --> $DIR/complex-expression.rs:10:38 | LL | struct Break0([u8; { N + 1 }]); | ^ cannot perform const operation using `N` | = help: const parameters may only be used as standalone arguments, i.e. `N` = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions error: generic parameters may not be used in const operations --> $DIR/complex-expression.rs:13:40 | LL | struct Break1([u8; { { N } }]); | ^ cannot perform const operation using `N` | = help: const parameters may only be used as standalone arguments, i.e. `N` = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions error: generic parameters may not be used in const operations --> $DIR/complex-expression.rs:17:17 | LL | let _: [u8; N + 1]; | ^ cannot perform const operation using `N` | = help: const parameters may only be used as standalone arguments, i.e. `N` = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions error: generic parameters may not be used in const operations --> $DIR/complex-expression.rs:22:17 | LL | let _ = [0; N + 1]; | ^ cannot perform const operation using `N` | = help: const parameters may only be used as standalone arguments, i.e. `N` = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions error: generic parameters may not be used in const operations --> $DIR/complex-expression.rs:26:45 | LL | struct BreakTy0(T, [u8; { size_of::<*mut T>() }]); | ^ cannot perform const operation using `T` | = note: type parameters may not be used in const expressions = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions error: generic parameters may not be used in const operations --> $DIR/complex-expression.rs:29:47 | LL | struct BreakTy1(T, [u8; { { size_of::<*mut T>() } }]); | ^ cannot perform const operation using `T` | = note: type parameters may not be used in const expressions = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions error: generic parameters may not be used in const operations --> $DIR/complex-expression.rs:33:32 | LL | let _: [u8; size_of::<*mut T>() + 1]; | ^ cannot perform const operation using `T` | = note: type parameters may not be used in const expressions = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions warning: cannot use constants which depend on generic parameters in types --> $DIR/complex-expression.rs:38:17 | LL | let _ = [0; size_of::<*mut T>() + 1]; | ^^^^^^^^^^^^^^^^^^^^^^^ | = 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 #76200 = note: `#[warn(const_evaluatable_unchecked)]` on by default error: aborting due to 7 previous errors; 1 warning emitted