| // EMIT_MIR_FOR_EACH_PANIC_STRATEGY |
| //@ test-mir-pass: GVN |
| //@ compile-flags: -Zdump-mir-exclude-alloc-bytes |
| |
| // EMIT_MIR mutable_variable_unprop_assign.main.GVN.diff |
| fn main() { |
| // CHECK-LABEL: fn main( |
| // CHECK: debug a => [[a:_.*]]; |
| // CHECK: debug x => [[x:_.*]]; |
| // CHECK: debug y => [[y:_.*]]; |
| // CHECK: debug z => [[z:_.*]]; |
| // CHECK: [[a]] = foo() |
| // CHECK: [[x]] = const (1_i32, 2_i32); |
| // CHECK: ([[x]].1: i32) = [[a]]; |
| // CHECK: [[y]] = ([[x]].1: i32); |
| // CHECK: [[z]] = ([[x]].0: i32); |
| let a = foo(); |
| let mut x: (i32, i32) = (1, 2); |
| x.1 = a; |
| let y = x.1; |
| let z = x.0; |
| } |
| |
| #[inline(never)] |
| fn foo() -> i32 { |
| unimplemented!() |
| } |
