| // Evaluation of constants in refutable patterns goes through | |
| // different compiler control-flow paths. | |
| #![allow(unused_imports, warnings)] | |
| use std::fmt; | |
| use std::{i8, i16, i32, i64, isize}; | |
| use std::{u8, u16, u32, u64, usize}; | |
| const NEG_128: i8 = -128; | |
| const NEG_NEG_128: i8 = -NEG_128; //~ ERROR constant | |
| fn main() { | |
| match -128i8 { | |
| NEG_NEG_128 => println!("A"), | |
| //~^ ERROR could not evaluate constant pattern | |
| _ => println!("B"), | |
| } | |
| } |