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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
commit | 64d98f8ee037282c35007b64c2649055c56af1db (patch) | |
tree | 5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /tests/ui/consts/const-multi-ref.rs | |
parent | Adding debian version 1.67.1+dfsg1-1. (diff) | |
download | rustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/consts/const-multi-ref.rs')
-rw-r--r-- | tests/ui/consts/const-multi-ref.rs | 24 |
1 files changed, 24 insertions, 0 deletions
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<i32> = { + 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() {} |