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-auto-mut-ref-to-immut-var.rs | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) create mode 100644 tests/ui/borrowck/borrowck-auto-mut-ref-to-immut-var.rs (limited to 'tests/ui/borrowck/borrowck-auto-mut-ref-to-immut-var.rs') diff --git a/tests/ui/borrowck/borrowck-auto-mut-ref-to-immut-var.rs b/tests/ui/borrowck/borrowck-auto-mut-ref-to-immut-var.rs new file mode 100644 index 000000000..247e3da18 --- /dev/null +++ b/tests/ui/borrowck/borrowck-auto-mut-ref-to-immut-var.rs @@ -0,0 +1,16 @@ +// Tests that auto-ref can't create mutable aliases to immutable memory. + +struct Foo { + x: isize +} + +impl Foo { + pub fn printme(&mut self) { + println!("{}", self.x); + } +} + +fn main() { + let x = Foo { x: 3 }; + x.printme(); //~ ERROR cannot borrow +} -- cgit v1.2.3