warning: this arithmetic operation will overflow --> $DIR/promoted_errors.rs:15:5 | LL | 0 - 1 | ^^^^^ attempt to compute `0_u32 - 1_u32`, which would overflow | note: the lint level is defined here --> $DIR/promoted_errors.rs:11:20 | LL | #![warn(const_err, arithmetic_overflow, unconditional_panic)] | ^^^^^^^^^^^^^^^^^^^ warning: this operation will panic at runtime --> $DIR/promoted_errors.rs:21:5 | LL | 1 / 0 | ^^^^^ attempt to divide `1_i32` by zero | note: the lint level is defined here --> $DIR/promoted_errors.rs:11:41 | LL | #![warn(const_err, arithmetic_overflow, unconditional_panic)] | ^^^^^^^^^^^^^^^^^^^ warning: this operation will panic at runtime --> $DIR/promoted_errors.rs:27:5 | LL | 1 / (1 - 1) | ^^^^^^^^^^^ attempt to divide `1_i32` by zero warning: this operation will panic at runtime --> $DIR/promoted_errors.rs:31:5 | LL | 1 / (false as i32) | ^^^^^^^^^^^^^^^^^^ attempt to divide `1_i32` by zero warning: this operation will panic at runtime --> $DIR/promoted_errors.rs:35:5 | LL | [1, 2, 3][4] | ^^^^^^^^^^^^ index out of bounds: the length is 3 but the index is 4 warning: any use of this value will cause an error --> $DIR/promoted_errors.rs:15:5 | LL | 0 - 1 | ^^^^^ | | | attempt to compute `0_u32 - 1_u32`, which would overflow | inside `overflow` at $DIR/promoted_errors.rs:15:5 | inside `X` at $DIR/promoted_errors.rs:43:29 ... LL | const X: () = { | ----------- | note: the lint level is defined here --> $DIR/promoted_errors.rs:11:9 | LL | #![warn(const_err, arithmetic_overflow, unconditional_panic)] | ^^^^^^^^^ = 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 warning: any use of this value will cause an error --> $DIR/promoted_errors.rs:43:28 | LL | const X: () = { | ----------- LL | let _x: &'static u32 = &overflow(); | ^^^^^^^^^^^ referenced constant has errors | = 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 warning: 7 warnings emitted Future incompatibility report: Future breakage diagnostic: warning: any use of this value will cause an error --> $DIR/promoted_errors.rs:15:5 | LL | 0 - 1 | ^^^^^ | | | attempt to compute `0_u32 - 1_u32`, which would overflow | inside `overflow` at $DIR/promoted_errors.rs:15:5 | inside `X` at $DIR/promoted_errors.rs:43:29 ... LL | const X: () = { | ----------- | note: the lint level is defined here --> $DIR/promoted_errors.rs:11:9 | LL | #![warn(const_err, arithmetic_overflow, unconditional_panic)] | ^^^^^^^^^ = 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 Future breakage diagnostic: warning: any use of this value will cause an error --> $DIR/promoted_errors.rs:43:28 | LL | const X: () = { | ----------- LL | let _x: &'static u32 = &overflow(); | ^^^^^^^^^^^ referenced constant has errors | note: the lint level is defined here --> $DIR/promoted_errors.rs:11:9 | LL | #![warn(const_err, arithmetic_overflow, unconditional_panic)] | ^^^^^^^^^ = 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