From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:19:13 +0200 Subject: Merging upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- tests/ui/borrowck/borrowck-loan-blocks-mut-uniq.rs | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 tests/ui/borrowck/borrowck-loan-blocks-mut-uniq.rs (limited to 'tests/ui/borrowck/borrowck-loan-blocks-mut-uniq.rs') diff --git a/tests/ui/borrowck/borrowck-loan-blocks-mut-uniq.rs b/tests/ui/borrowck/borrowck-loan-blocks-mut-uniq.rs new file mode 100644 index 000000000..33d6af303 --- /dev/null +++ b/tests/ui/borrowck/borrowck-loan-blocks-mut-uniq.rs @@ -0,0 +1,18 @@ +fn borrow(v: &isize, f: F) where F: FnOnce(&isize) { + f(v); +} + + + +fn box_imm() { + let mut v: Box<_> = Box::new(3); + borrow(&*v, + |w| { //~ ERROR cannot borrow `v` as mutable + v = Box::new(4); + assert_eq!(*v, 3); + assert_eq!(*w, 4); + }) +} + +fn main() { +} -- cgit v1.2.3