rust/tests/ui/inference/infer-binary-operand-behind...

31 lines
754 B
Rust

//@ check-pass
fn main() {
// Test that we can infer the type of binary operands when
// references are involved, on various types and operators.
let _: u8 = 0 + 0;
let _: u8 = 0 + &0;
let _: u8 = &0 + 0;
let _: u8 = &0 + &0;
let _: f32 = 0.0 + 0.0;
let _: f32 = 0.0 + &0.0;
let _: f32 = &0.0 + 0.0;
let _: f32 = &0.0 + &0.0;
let _: u8 = 0 << 0;
let _: u8 = 0 << &0;
let _: u8 = &0 << 0;
let _: u8 = &0 << &0;
// Test type inference when variable types are indirectly inferred.
let a = 22;
let _: usize = a + &44;
// When we have no expected type, the types of the operands is the default type.
let _ = 0 + 0;
let _ = 0 + &0;
let _ = &0 + 0;
let _ = &0 + &0;
}