// ignore-tidy-linelength // revisions: ast mir //[mir]compile-flags: -Z borrowck=mir fn inside_closure(x: &mut i32) { } fn outside_closure_1(x: &mut i32) { } fn outside_closure_2(x: &i32) { } fn foo(a: &mut i32) { let bar = || { inside_closure(a) }; outside_closure_1(a); //[ast]~ ERROR cannot borrow `*a` as mutable because previous closure requires unique access //[mir]~^ ERROR cannot borrow `*a` as mutable because previous closure requires unique access outside_closure_2(a); //[ast]~ ERROR cannot borrow `*a` as immutable because previous closure requires unique access //[mir]~^ ERROR cannot borrow `*a` as immutable because previous closure requires unique access drop(bar); } fn main() { }