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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/codegen/noalias-refcell.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/codegen/noalias-refcell.rs')
-rw-r--r-- | src/test/codegen/noalias-refcell.rs | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/test/codegen/noalias-refcell.rs b/src/test/codegen/noalias-refcell.rs new file mode 100644 index 000000000..dba73937a --- /dev/null +++ b/src/test/codegen/noalias-refcell.rs @@ -0,0 +1,14 @@ +// compile-flags: -O -C no-prepopulate-passes -Z mutable-noalias=yes + +#![crate_type = "lib"] + +use std::cell::{Ref, RefCell, RefMut}; + +// Make sure that none of the arguments get a `noalias` attribute, because +// the `RefCell` might alias writes after either `Ref`/`RefMut` is dropped. + +// CHECK-LABEL: @maybe_aliased( +// CHECK-NOT: noalias +// CHECK-SAME: %_refcell +#[no_mangle] +pub unsafe fn maybe_aliased(_: Ref<'_, i32>, _: RefMut<'_, i32>, _refcell: &RefCell<i32>) {} |