rust/src/test/ui/consts/const-eval/const-eval-overflow2.rs
2018-12-25 21:08:33 -07:00

66 lines
1.4 KiB
Rust

#![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;
use std::{i8, i16, i32, i64, isize};
use std::{u8, u16, u32, u64, usize};
const VALS_I8: (i8,) = //~ ERROR any use of this value will cause an error
(
i8::MIN - 1,
);
const VALS_I16: (i16,) = //~ ERROR any use of this value will cause an error
(
i16::MIN - 1,
);
const VALS_I32: (i32,) = //~ ERROR any use of this value will cause an error
(
i32::MIN - 1,
);
const VALS_I64: (i64,) = //~ ERROR any use of this value will cause an error
(
i64::MIN - 1,
);
const VALS_U8: (u8,) = //~ ERROR any use of this value will cause an error
(
u8::MIN - 1,
);
const VALS_U16: (u16,) = ( //~ ERROR any use of this value will cause an error
u16::MIN - 1,
);
const VALS_U32: (u32,) = ( //~ ERROR any use of this value will cause an error
u32::MIN - 1,
);
const VALS_U64: (u64,) = //~ ERROR any use of this value will cause an error
(
u64::MIN - 1,
);
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) {
}