From 64d98f8ee037282c35007b64c2649055c56af1db Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:19:03 +0200 Subject: Merging upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- tests/ui/consts/const-multi-ref.rs | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 tests/ui/consts/const-multi-ref.rs (limited to 'tests/ui/consts/const-multi-ref.rs') diff --git a/tests/ui/consts/const-multi-ref.rs b/tests/ui/consts/const-multi-ref.rs new file mode 100644 index 000000000..7e0f1a812 --- /dev/null +++ b/tests/ui/consts/const-multi-ref.rs @@ -0,0 +1,24 @@ +// Ensure that we point the user to the erroneous borrow but not to any subsequent borrows of that +// initial one. + +const _: i32 = { + let mut a = 5; + let p = &mut a; //~ ERROR mutable references are not allowed in constants + + let reborrow = {p}; + let pp = &reborrow; + let ppp = &pp; + ***ppp +}; + +const _: std::cell::Cell = { + let mut a = std::cell::Cell::new(5); + let p = &a; //~ ERROR borrowed element may contain interior mutability + + let reborrow = {p}; + let pp = &reborrow; + let ppp = &pp; + a +}; + +fn main() {} -- cgit v1.2.3