FileCheck mutable_variable_aggregate_partial_read.

Author: cjgillot

tests/mir-opt/const_prop/mutable_variable_aggregate_partial_read.rs

@@ -1,9 +1,15 @@
-// skip-filecheck
 // EMIT_MIR_FOR_EACH_PANIC_STRATEGY
 // unit-test: ConstProp
 
 // EMIT_MIR mutable_variable_aggregate_partial_read.main.ConstProp.diff
 fn main() {
+    // CHECK-LABEL: fn main(
+    // CHECK: debug x => [[x:_.*]];
+    // CHECK: debug y => [[y:_.*]];
+    // CHECK: [[x]] = foo()
+    // CHECK: ([[x]].1: i32) = const 99_i32;
+    // CHECK: ([[x]].0: i32) = const 42_i32;
+    // CHECK: [[y]] = const 99_i32;
     let mut x: (i32, i32) = foo();
     x.1 = 99;
     x.0 = 42;