New upstream version 1.50.0+dfsg1

[rustc.git] / src / test / ui / consts / const-eval / const-eval-overflow2.rs

#![allow(unused_imports)]

// Note: the relevant lint pass here runs before some of the constant
// evaluation below (e.g., that performed by codegen and llvm), so if you
// change this warn to a deny, then the compiler will exit before
// those errors are detected.

#![deny(const_err)]

use std::fmt;

const VALS_I8: (i8,) =
    (
     i8::MIN - 1,
     );
 //~^^ ERROR any use of this value will cause an error

const VALS_I16: (i16,) =
    (
     i16::MIN - 1,
     );
 //~^^ ERROR any use of this value will cause an error

const VALS_I32: (i32,) =
    (
     i32::MIN - 1,
     );
 //~^^ ERROR any use of this value will cause an error

const VALS_I64: (i64,) =
    (
     i64::MIN - 1,
     );
 //~^^ ERROR any use of this value will cause an error

const VALS_U8: (u8,) =
    (
     u8::MIN - 1,
     );
 //~^^ ERROR any use of this value will cause an error

const VALS_U16: (u16,) = (
     u16::MIN - 1,
     );
 //~^^ ERROR any use of this value will cause an error

const VALS_U32: (u32,) = (
     u32::MIN - 1,
     );
 //~^^ ERROR any use of this value will cause an error

const VALS_U64: (u64,) =
    (
     u64::MIN - 1,
     );
 //~^^ ERROR any use of this value will cause an error

fn main() {
    foo(VALS_I8);
    foo(VALS_I16);
    foo(VALS_I32);
    foo(VALS_I64);

    foo(VALS_U8);
    foo(VALS_U16);
    foo(VALS_U32);
    foo(VALS_U64);
}

fn foo<T>(_: T) {
}