From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:02:58 +0200 Subject: Adding upstream version 1.64.0+dfsg1. Signed-off-by: Daniel Baumann --- .../unboxed-closure-immutable-capture.rs | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 src/test/ui/unboxed-closures/unboxed-closure-immutable-capture.rs (limited to 'src/test/ui/unboxed-closures/unboxed-closure-immutable-capture.rs') diff --git a/src/test/ui/unboxed-closures/unboxed-closure-immutable-capture.rs b/src/test/ui/unboxed-closures/unboxed-closure-immutable-capture.rs new file mode 100644 index 000000000..3eba9c4d4 --- /dev/null +++ b/src/test/ui/unboxed-closures/unboxed-closure-immutable-capture.rs @@ -0,0 +1,17 @@ +// Test that even unboxed closures that are capable of mutating their +// environment cannot mutate captured variables that have not been +// declared mutable (#18335) + +fn set(x: &mut usize) { *x = 0; } + +fn main() { + let x = 0; + move || x = 1; //~ ERROR cannot assign + move || set(&mut x); //~ ERROR cannot borrow + move || x = 1; //~ ERROR cannot assign + move || set(&mut x); //~ ERROR cannot borrow + || x = 1; //~ ERROR cannot assign + || set(&mut x); //~ ERROR cannot borrow + || x = 1; //~ ERROR cannot assign + || set(&mut x); //~ ERROR cannot borrow +} -- cgit v1.2.3