| // { dg-additional-options "-frust-unused-check-2.0" } |
| #![feature(no_core)] |
| #![no_core] |
| |
| pub fn a()->i32 { |
| let mut a = 1; |
| a = 2; |
| // { dg-warning "unused assignment .a." "" { target *-*-* } .-1 } |
| a = 3; |
| // { dg-warning "unused assignment .a." "" { target *-*-* } .-1 } |
| a = 4; |
| // { dg-warning "unused assignment .a." "" { target *-*-* } .-1 } |
| a = 5; |
| let mut b = a; |
| b = 1; |
| // { dg-warning "unused assignment .b." "" { target *-*-* } .-1 } |
| b = 2; |
| // { dg-warning "unused assignment .b." "" { target *-*-* } .-1 } |
| b = 3; |
| // { dg-warning "unused assignment .b." "" { target *-*-* } .-1 } |
| b = 4; |
| // { dg-warning "unused assignment .b." "" { target *-*-* } .-1 } |
| b = 5; |
| return b |
| } |
